CN115011398A - Graphene stainless steel tube high-speed drawing lubricating oil and preparation method thereof - Google Patents

Graphene stainless steel tube high-speed drawing lubricating oil and preparation method thereof Download PDF

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CN115011398A
CN115011398A CN202210794904.0A CN202210794904A CN115011398A CN 115011398 A CN115011398 A CN 115011398A CN 202210794904 A CN202210794904 A CN 202210794904A CN 115011398 A CN115011398 A CN 115011398A
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graphene
stainless steel
agent
lubricating oil
steel tube
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汪志刚
詹放
顾文良
黄雪贞
汪集宝
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Shanghai Zhongfu Oil Group Co ltd
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Shanghai Zhongfu Oil Group Co ltd
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    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M169/00Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
    • C10M169/04Mixtures of base-materials and additives
    • C10M169/048Mixtures of base-materials and additives the additives being a mixture of compounds of unknown or incompletely defined constitution, non-macromolecular and macromolecular compounds
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    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2201/00Inorganic compounds or elements as ingredients in lubricant compositions
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    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/10Carboxylix acids; Neutral salts thereof
    • C10M2207/12Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
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    • C10M2209/00Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/02Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/08Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
    • C10M2209/084Acrylate; Methacrylate
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    • C10M2211/00Organic non-macromolecular compounds containing halogen as ingredients in lubricant compositions
    • C10M2211/08Halogenated waxes
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    • C10M2215/00Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/02Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/06Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
    • C10M2215/064Di- and triaryl amines
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    • C10M2215/00Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/22Heterocyclic nitrogen compounds
    • C10M2215/223Five-membered rings containing nitrogen and carbon only
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    • C10M2219/00Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/08Thiols; Sulfides; Polysulfides; Mercaptals
    • C10M2219/082Thiols; Sulfides; Polysulfides; Mercaptals containing sulfur atoms bound to acyclic or cycloaliphatic carbon atoms
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    • C10M2223/00Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/02Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/04Phosphate esters
    • C10M2223/045Metal containing thio derivatives
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    • C10M2229/00Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
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    • C10M2229/041Siloxanes with specific structure containing aliphatic substituents
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    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
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    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/06Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
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    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
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    • C10N2030/10Inhibition of oxidation, e.g. anti-oxidants
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    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
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    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/18Anti-foaming property
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    • C10N2040/00Specified use or application for which the lubricating composition is intended
    • C10N2040/20Metal working
    • C10N2040/24Metal working without essential removal of material, e.g. forming, gorging, drawing, pressing, stamping, rolling or extruding; Punching metal

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  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)

Abstract

The invention provides a high-speed drawing lubricating oil for a graphene stainless steel pipe, which consists of base oil, an extreme pressure antiwear agent, 170# chlorinated paraffin, an anticorrosive agent, polyol ester, an antioxidant, a viscosity index improver, an antirust agent, a defoaming agent and a graphene modified binary compound additive. The invention also provides a method for preparing the graphene stainless steel tube high-speed drawing lubricating oil. The graphene stainless steel pipe high-speed drawing lubricating oil has better lubricating property and adhesiveness under high-speed and high-pressure drawing; the method can eliminate the defects of abrasion and corrosion on the surface of the stainless steel pipe and ensure that the surface of the stainless steel pipe has higher finish; meanwhile, the lubricating oil has stronger stability, can exert the lubricating extreme pressure performance for a long time, effectively protects the stretching die and has a self-repairing function on the stretching die, and greatly prolongs the service life of the die; no toxic and odorous smoke is generated in the whole stretching process, and the production process is more environment-friendly.

Description

Graphene stainless steel pipe high-speed drawing lubricating oil and preparation method thereof
Technical Field
The invention belongs to lubricating oil, relates to drawing lubricating oil, and particularly relates to high-speed drawing lubricating oil for a graphene stainless steel pipe and a preparation method thereof.
Background
Drawing is a commonly used process form in the existing metal forming process, and can be widely used for producing various products such as various metal wires, metal tubes, metal bars and the like. During drawing, lubricants with different requirements are usually added between the blank and the die to reduce the friction wear of the metal profile during drawing, so as to protect the die and the workpiece. Because the stainless steel has the characteristics of unique high strength, high hardness, high toughness and the like, and the drawing speed is further accelerated along with the improvement of the production efficiency, the damage of the stainless steel pipe to a die in the drawing process is larger, and higher requirements are provided for lubricating oil in the drawing process of the stainless steel.
At present, the following problems generally exist in the performance of the traditional stainless steel drawing oil on the market: the general drawing oil has poor wear resistance under high pressure and high speed, and the abrasion degree of a tool and a die is large; the over-corrosion problem can occur in the process of processing high pressure and high temperature, the quality of the product is influenced, and the surface smoothness is poor; the speed of the stainless steel is low in the drawing process, and the efficiency is not high; the traditional stainless steel drawing oil has a simple formula, or the general metal drawing oil is adopted to replace the stainless steel drawing oil, the product cannot adapt to the characteristics of high strength, high hardness and high toughness of the stainless steel in the actual production process, and the effect in the drawing process is relatively common. With the improvement of the automation degree of the stainless steel tube drawing process, the stainless steel tube drawing lubricating oil has higher and more rigorous requirements on the stainless steel tube drawing lubricating oil, particularly the thin wall of the stainless steel tube, the complication of the internal teeth and the cleaning-free process. However, the lubricating performance, the cleaning performance, the environmental protection performance and the like of the stainless steel tube lubricating oil in the prior art can not meet the actual requirements, and the stainless steel tube lubricating oil is not suitable for a high-speed complex drawing process of a stainless steel tube. Therefore, the graphene stainless steel pipe high-speed drawing lubricating oil specially for stainless steel drawing is needed.
Disclosure of Invention
The invention aims to provide graphene stainless steel tube high-speed drawing lubricating oil and a preparation method thereof, and the graphene stainless steel tube high-speed drawing lubricating oil and the preparation method thereof are used for solving the technical problems that the lubricating performance, the continuous high-speed drawing performance, the corrosion resistance and the protection and repair die performance of the stainless steel tube drawing lubricating oil in the prior art are not suitable for a high-speed drawing process.
The invention provides a graphene stainless steel tube high-speed drawing lubricating oil which comprises, by mass, 62% -73% of base oil, 3% -10% of extreme pressure antiwear agent, 3% -10% of viscosity index improver, antirust agent, defoaming agent and graphene modified binary compound additive, wherein the mass percentage of the base oil in the graphene stainless steel tube high-speed drawing lubricating oil is 0.5% -2% of the extreme pressure antiwear agent in the graphene stainless steel tube high-speed drawing lubricating oil, the mass percentage of the 170# chlorinated paraffin in the graphene stainless steel tube high-speed drawing lubricating oil is 4% -12%, the mass percentage of the anticorrosion agent in the graphene stainless steel tube high-speed drawing lubricating oil is 0.5% -2%, and the mass percentage of the polyol ester in the graphene stainless steel tube high-speed drawing lubricating oil is 2% -5%, the mass percentage of the phenylamino antioxidant in the high-speed drawing lubricating oil for the graphene stainless steel tube is 0.5-1%, the mass percentage of the olefine acid antioxidant in the high-speed drawing lubricating oil for the graphene stainless steel tube is 0.5-1%, the mass percentage of the viscosity index improver in the high-speed drawing lubricating oil for the graphene stainless steel tube is 1-5%, the mass percentage of the antirust agent in the high-speed drawing lubricating oil for the graphene stainless steel tube is 0.2-1%, the mass percentage of the defoaming agent in the high-speed drawing lubricating oil for the graphene stainless steel tube is 0.2-1%, and the mass percentage of the graphene modified binary compound additive in the high-speed drawing lubricating oil for the graphene stainless steel tube is 0.5-2%.
Further, the base oil consists of 500SN and 150bs, and the mass ratio of 500SN to 150bs is 55: 45.
Further, the extreme pressure antiwear agent consists of sulfurized olefin and sulfurized fat, wherein the mass ratio of the sulfurized olefin to the sulfurized fat is 3: 2, the mass percent of the total sulfur of the sulfurized olefin is more than 40%, the mass percent of the active sulfur is not less than 30%, the mass percent of the total sulfur of the sulfurized fat is 18-22%, and the mass percent of the inactive sulfur is 15-20%.
Further, the sulfurized olefin (active sulfur) is selected from the group consisting of dialkyl polysulfide, alkyl sulfide, alkyl disulfide, alkyl trisulfide, and a compound of any two of alkyl polysulfide.
Furthermore, the corrosion inhibitor is a combination of any two of sulfur-phosphorus primary and secondary alcohol-based zinc salt, sulfur-phosphorus primary and secondary alkyl zinc salt and sulfur-phosphorus primary and secondary octyl zinc salt; the polyol ester is a combination of any one of trihydroxypropane oleate and trihydroxypropane trioleate, and any one of trimethylolpropane complex ester and trimethylolpropane trioleate.
Further, the antioxidant is a combination of a phenylamino antioxidant and an olefinic acid antioxidant.
Furthermore, the phenylamino antioxidant is any one of octyl/butyl-diphenylamine, nonyl diphenylamine and N-phenyl-alpha-naphthylamine.
Furthermore, the olefine acid antioxidant is a docosapentaenoic acid antioxidant or a docosahexaenoic acid antioxidant.
The anilino antioxidant adopted by the invention is a high-temperature antioxidant, has an excellent antioxidant function in a high-temperature and high-speed working environment, is high-temperature resistant, oxidation resistant and durable, has good oil solubility, and is well compatible with other additives. The olefine acid antioxidant has excellent antioxidant effect in extreme pressure working environment. Practice proves that the two components are compounded and used, and meanwhile, the product can still keep excellent oxidation resistance on lubricating oil under the drawing working environment of high temperature, high speed and extreme pressure.
Further, the viscosity index improver is any one of polymethacrylate and hydrogenated ethylene propylene isoprene polymer; the antirust agent is any one of petroleum sodium sulfonate, barium petroleum sulfonate, dodecenyl succinic acid and dodecenyl succinic acid half ester; the defoaming agent is any one of methyl silicone oil ester, methyl silicone oil and dimethyl silicone oil.
Further, the graphene modified binary compound additive comprises binary nano graphene powder, binary nano rare earth metal bismuth, binary nano rare earth metal molybdenum, binary nano rare earth metal cerium, a dispersing agent and base oil PAO-4, wherein in the graphene modified binary compound additive, the binary nano graphene powder accounts for 0.1% by mass, the binary nano rare earth metal bismuth accounts for 0.05% by mass, the binary nano rare earth metal molybdenum accounts for 0.04% by mass, the binary nano rare earth metal cerium accounts for 0.06% by mass, the dispersing agent accounts for 0.5% by mass, the dispersing agent is any one of polyisobutylene diimide or polyisobutylene succinimide, and the balance is the base oil PAO-4.
Specifically, the base oil PAO-4 is a commercial product.
Further, the binary nano-graphene powder is a binary nano-graphene powder with 3-5 layers of graphene; the binary nano rare earth metal (bismuth) Bi is 5-20 layers of binary nano bismuth powder; the binary nano rare earth metal (molybdenum) Mo is binary nano molybdenum powder with 5-20 layers; the binary nano rare earth metal (cerium) Ce is 5-20 layers of binary nano cerium powder.
The invention also provides a method for preparing the graphene stainless steel tube high-speed drawing lubricating oil, which comprises the following steps:
A. weighing base oil, an extreme pressure antiwear agent, 170# chlorinated paraffin, an anticorrosive agent, polyol ester, an antioxidant, a viscosity index improver, an antirust agent, a defoaming agent and a graphene modified binary compound additive according to the mass percentage; the base oil consists of 500SN and 150bs, and the mass ratio of 500SN to 150bs is 55: 45;
B. injecting 150bs of base oil into a tempering tank, raising the temperature to 45-60 ℃, starting an impeller stirrer at the same time, stirring at a constant speed of 30-50 r/min, and standing for 5-10 minutes after the temperature is reached;
C. respectively adding the extreme pressure antiwear agent, 170# chlorinated paraffin, polyol ester and viscosity index improver into the base oil prepared in the step B, continuously keeping the temperature at 45-60 ℃, starting an impeller stirrer to stir fully at a constant speed in the adding process, wherein the stirring speed is 50-80 r/min, and the stirring time is 40-60 minutes until the additives are fully dissolved;
D. respectively adding the corrosion inhibitor, the defoaming agent, the antioxidant and the defoaming agent into the oil agent dissolved in the step C, raising the temperature to 60-80 ℃, starting an air compression stirrer in the adding process, fully stirring at a constant speed, wherein the air compression pressure is 1.2-1.6 atmospheric pressures, and the stirring time is 30-50 minutes until the additive is fully dissolved, and standing at a constant temperature for 10-15 minutes;
E. adding 500SN into the oil agent dissolved in the step D, starting an impeller stirrer to stir fully at a constant speed in the adding process, wherein the stirring speed is 40-60 r/min, the stirring time is 40-60 minutes, the temperature is controlled to be 50-80 ℃, after the lubricating oil is stirred uniformly, cooling the temperature to 30-45 DEG C
F. Adding the graphene modified binary compound additive into the oil agent dissolved in the step E, starting an air compression stirrer to fully stir at a constant speed in the adding process, wherein the air compression pressure is 1.2-1.6 atmospheric pressures, the stirring time is 60-80 minutes, and standing at a constant temperature for 10-15 minutes until the graphene modified binary compound additive is fully and uniformly dissolved in the lubricating oil solution;
G. and D, after the step F is finished, the preparation of the graphene stainless steel tube high-speed drawing lubricating oil is finished, sampling and detecting various indexes of the drawing lubricating oil, and directly barreling and warehousing after the detection is qualified.
The invention fully utilizes the excellent additive solubility and thermal chlorination stability of 150bs and the high self-lubricating property and viscosity regulating property of 500sn base oil, and the compatibility and fusion between the base oil and the additive can be fully exerted by matching the base oil and the additive according to a proportion.
The extreme pressure antiwear agent is one of important components in drawing oil, additives containing phosphorus (P), Chlorine (CL) and the like are commonly used as the extreme pressure antiwear agent in the domestic drawing oil, and the extreme pressure antiwear agents are not environment-friendly and have great harm to the environment and are easily decomposed into substances which are easy to corrode the surfaces of workpieces, stainless steel pipes and dies. Because of the characteristics of high strength, high hardness and high toughness of the stainless steel pipe, the invention adopts sulfurized olefin (active sulfur) which has excellent extreme pressure property in the drawing process, but has little pitting corrosion property on the stainless steel after a large amount of long-term contact; and meanwhile, vulcanized fat (inactive sulfur) is adopted, so that the lubricating property is very excellent in the drawing process, the stainless steel is not easy to corrode, and the vulcanized fat and the stainless steel are compounded, so that the extreme pressure property of drawing is enhanced, the lubricating property is improved, the corrosivity on the surface of the stainless steel pipe is reduced, and a good effect is achieved.
The 170# chlorinated paraffin mainly utilizes the extreme pressure performance of the drawing oil, has excellent lubricating performance and can exert the excellent performance in high-speed drawing after being compatible with base oil and other additives.
The corrosion inhibitor is not added into drawing oil products on the market at present, or some temporary corrosion inhibitors which are harmful aldehydes even if added, because part of the drawing oil still remains on the surface of stainless steel after being drawn, other residual substances in the drawing oil can generate rust on the surface of the stainless steel, the smoothness of the surface of the stainless steel pipe is influenced, and adverse effects are brought to the products, and the addition of the corrosion inhibitor can ensure that the surface of the drawn stainless steel pipe keeps good smoothness for a long time, can greatly prolong the quality guarantee period of the drawing oil and can ensure the storage stability of the drawing oil. The invention selects two different sulfur-phosphorus-zinc salts to be compounded as the corrosion inhibitor, thereby effectively improving the corrosion resistance effect on drawing oil.
The stainless steel pipe can generate a large amount of heat in the high-speed drawing process, so that the viscosity of the drawing oil can be instantly reduced, and the performance of the drawing oil is unstable. The polyol ester has excellent low-temperature performance and good heat resistance, and the viscosity of the drawing oil can be adjusted in the drawing oil, so that the stability of the viscosity of the stainless steel pipe during high-speed drawing is ensured, and the good lubricating performance is maintained.
The antioxidant effectively prevents the drawing oil from oxidative deterioration at high temperature, and the traditional drawing oil basically does not use the antioxidant or only uses a single antioxidant, so that unsaturated hydrocarbon in the base oil is oxidized at high temperature after being contacted with oxygen in the air, and greasiness is easily generated after a long time, thereby affecting the lubricating property of the drawing oil. The invention adopts antioxidants with different types for compound use, fully exerts the characteristic of more effectively improving the antioxidant effect of the drawing oil when the phenylamino antioxidant and the olefine acid type antioxidant are used in a compound way, and ensures the service life of the drawing oil.
The viscosity index improver effectively improves the viscosity-temperature performance of the drawing oil during high-temperature drawing. Conventional drawing oils typically have no or little viscosity index improver added. Because the kinematic viscosity of the stainless steel drawing oil at 40 ℃ is 250-270mm 2 The use performance exerted in the time of/s is best, along with continuous high-speed drawing operation, drawing oil products can generate heat under the high-temperature and high-pressure working environment, so that the viscosity is reduced, the oil hanging rate of a module is reduced due to the viscosity reduction, and the lubricating performance of stainless steel in the drawing process is influenced, so that the stability of the viscosity of the drawing oil in the continuous high-speed operation can be effectively ensured by adopting at least one of polymethacrylate and hydrogenated styrene-isoprene copolymer.
The antirust agent is an additive which is often neglected in stainless steel drawing oil, the traditional drawing oil is often neglected, in fact, in the process of drawing the stainless steel pipe, because a grinding tool is repeatedly drawn at high speed, the surface of the die can be slightly damaged once a little lubrication is poor, the damage scratch can be easily corroded to cause larger scars once the damage scratch is not timely treated, and the surface of the die can be timely protected from corrosion once the antirust agent is protected.
The defoaming agent in the stainless steel drawing oil has the effect of effectively reducing the quantity of bubbles generated by the drawing oil in the use process, the generation of the bubbles reduces the sufficient lubricating effect of the drawing oil and a die in the drawing process, and the lubricating effect reduces the severe abrasion to the die and the die, so that the service life of the die is influenced.
Graphene is a two-dimensional crystal, a lamellar structure composed of hexagonal carbon skeletons formed by arranging carbon atoms according to hexagons, and is a novel two-dimensional nano material with the characteristics of high strength, high electric conductivity, high heat conductivity, high specific surface area and the like, and meanwhile, the acting force between lamellar layers is weaker, so that the graphene is provided with the performance of a lubricant in principle, a graphene few layer or single layer is used as a hexagonal phase mechanical additive, the graphene few layer or single layer is arranged between friction surfaces by the volume of the graphene few layer or single layer under the lubricating condition, the rough and sharp points of the friction surfaces are prevented from being in direct contact with each other, meanwhile, the graphene few layer or single layer has very high forward force bearing performance on the stress surface in combination with the high strength of the graphene few layer or single layer, and the friction resistance can be reduced by the displacement between lattice layers when the graphene is subjected to shear stress.
Since simple graphene powder and rare earth metal powder have the characteristics of easy agglomeration, difficult dispersion in lubricating oil and easy precipitation, they cannot be directly used as additives and need to be modified.
The graphene modified binary compound additive is a key additive in the invention. Due to the characteristics of high strength and high hardness of the stainless steel pipe, the abrasion and the friction of the stainless steel drawing die are determined to be frequent. Although the problems of lubricity, extreme pressure abrasion resistance, rust resistance, corrosion resistance and the like of drawing oil are fully considered in the formula of the drawing oil, the problems are passive defense schemes, an additive is always researched and found, the scheme of actively repairing scratch damage of a die can be realized, and the graphene modified binary compound additive can be realized. The graphene modified binary compound additive overcomes the technical difficulties that the single graphene is easy to agglomerate, easy to precipitate, difficult to disperse and the like, and on the other hand, the binary compound additive is prepared by combining two-dimensional material graphene with other various chemical raw materials and mineral raw materials, so that the graphene can be uniformly dispersed in the drawing lubricating oil, the lubricating property in the drawing working process can be enhanced, scratches on the surface of a friction pair can be filled in the working drawing process, the self-repairing effect on the surface damaged by the scratches of a mold is achieved, in addition, the surface hardness of the friction pair is improved by 1.5 to 3 times compared with the original surface hardness by the graphene film covering, and the obvious corrosion resistance is realized.
The graphene stainless steel pipe high-speed drawing lubricating oil has better lubricating property and adhesiveness under high-speed and high-pressure drawing; the method can eliminate the defects of abrasion and corrosion on the surface of the stainless steel pipe and ensure that the surface of the stainless steel pipe has higher finish; meanwhile, the lubricating oil has stronger stability, can exert the lubricating extreme pressure performance for a long time, effectively protects the stretching die and has a self-repairing function on the stretching die, and greatly prolongs the service life of the die; no toxic and odorous smoke is generated in the whole stretching process, and the production process is more environment-friendly.
Compared with the prior art, the graphene stainless steel pipe high-speed drawing lubricating oil has the following positive and obvious advantages.
The nano graphene modified binary compound additive is used as a lubricating and wear-resistant reinforcing agent of the stainless steel high-speed drawing oil, so that the lubricating property in the drawing process can be enhanced, scratches on the surface of a friction pair can be filled, and the self-repairing function of scratches and damages on the surface of a mold is creatively realized.
Secondly, the base oil is compounded by 500SN and 150bs, so that the compatibility and fusion between the base oil and the additive can be fully exerted under the reasonable proportioning effect, the lubricating property is good, and the lubricating oil is economical and reasonable.
And thirdly, the extreme pressure antiwear additive is creatively compounded by adopting sulfurized olefin (active sulfur) and sulfurized fat (inactive sulfur), can be effectively compatible with the graphene modified binary compound additive, greatly enhances the extreme pressure performance of the drawing oil, improves the lubricating performance, reduces the corrosivity on the surface of the stainless steel pipe, and achieves excellent effects, and specific data are shown in tables 1-1. The sintering load tested by a lubricant carrying capacity measuring method (four-ball method) (sintering load PD) (GB/T3142) is not less than 9700N; the method adopts a method of measuring the bearing capacity of the lubricant (four-ball method) (the maximum non-clamping load of a maximum non-clamping load PB test is not less than 1485N; and a method of measuring the abrasion resistance of the lubricating oil (the diameter of a wear scar measured by SH/T0189 is not more than 0.18 mm).
TABLE 1-1
Figure BDA0003731717780000071
And fourthly, the high-speed drawing oil for the graphene stainless steel pipe has stable kinematic viscosity. The kinematic viscosity (40 ℃) of the product is 255-265 mm measured by GB/T265 2 The viscosity index is 96-104, and the viscosity of the stainless steel drawing oil is 250-270mm proved by practice 2 The drawing machine exerts the best service performance in/s, and the kinematic viscosity (40 ℃) of the traditional product is 180-240 mm 2 And s. The stable kinematic viscosity ensures that the module is fully lubricated by oil in the drawing process of the stainless steel, so that the drawing oil has excellent lubricating performance in the drawing process, the product is suitable for continuous high-speed drawing of the stainless steel pipe, the service lives of the die and the cold heading punch are effectively prolonged, the cost is saved, and the excellent rate of finished products is improved.
The continuous high-speed drawing of the stainless steel pipe can be realized, the drawing process is smooth, and the production efficiency is effectively improved.
Sixthly, the stainless steel tube drawing oil has good heat resistance. The flash point of the product is 282-295 ℃ measured by a GB/T3536 method, and the flash point of the traditional product is 255-285 ℃. The drawing oil flash point is high, the drawing oil flash point is not volatile during high-speed and high-pressure operation, basically does not smoke, a mould and a stainless steel part are not coked, the working environment of a drawing processing workshop is effectively improved, the environmental protection performance is improved, and the cleaning and the excellent rate of subsequent products are ensured.
And the stainless steel pipe drawing oil has good anti-foaming performance. Provides guarantee for the good stainless steel tube drawing process.
The stainless steel pipe drawing oil has excellent corrosion resistance (copper sheet corrosion) (the result of a test by a petroleum product copper sheet corrosion test method (GB/T5906 or ASTM D130) is not more than 0.2).
Ninthly, the stainless steel pipe drawing oil has good antirust and antioxidant properties. The storage quality of the drawing oil is ensured, and the antirust function of transfer processing between product procedures is also ensured.
Detailed Description
Example 1
The preparation of the graphene modified binary compound additive firstly needs to modify binary nanoparticles including graphene.
The binary nanoparticles include: binary nano graphene powder, binary nano rare earth metal (bismuth) Bi, binary nano rare earth metal (molybdenum) Mo and binary nano rare earth metal (cerium) Ce.
The binary nano graphene powder is prepared by coating 3-5 layers of graphene;
the binary nano rare earth metal (bismuth) Bi is 5-20 layers of binary nano bismuth powder;
the binary nano rare earth metal (molybdenum) Mo is binary nano molybdenum powder with 5-20 layers;
the binary nano rare earth metal (cerium) Ce is 5-20 layers of binary nano cerium powder.
The graphene modified binary compound additive is modified by the following method:
weighing the following reaction raw materials in percentage by mass:
0.1% of graphene powder, 0.05% of binary nano bismuth powder, 0.04% of binary nano molybdenum powder, 0.06% of binary nano cerium powder and 0.5% of dispersing agent, wherein the dispersing agent is one of polyisobutylene diimide or polyisobutylene succinimide, and the balance is base oil PAO-4.
After the ingredients are finished, heating and stirring the base oil PAO-4 for 30-45 minutes, and heating to 50-60 ℃;
sequentially adding graphene powder, bismuth powder, molybdenum powder, cerium powder and a dispersing agent, stirring for 60-80 minutes under the constant temperature condition, wherein the pulse pressure is more than or equal to 0.5Mpa, and uniformly dispersing by ultrasonic vibration for 20 minutes, and the ultrasonic frequency is within the range of 25KHz-80 KHz.
Graphene oxide prepared by a chemical oxidation method can be regarded as typical covalent bond functionalized graphene, and because the surface and the edge of a sheet layer of the graphene oxide contain more carboxyl, hydroxyl, epoxy and other groups, a good point position is provided for grafting other functional groups on the graphene, which is a necessary condition for realizing graphene functionalized modification through covalent bond combination. And activating carboxyl on the surface of the graphene oxide to improve reaction efficiency. The graphene oxide is modified by covalence with alkylamine, so that the alkylated graphene which is easy to disperse in a nonpolar organic solvent is prepared, the interaction between an alkyl chain and a hydrocarbon solvent is improved along with the increase of the length of the alkyl chain on the surface of the graphene, the dispersity and the stability of the alkylated graphene are further improved, and the binary rare earth metal powder is used as a catalyst in modification to effectively promote the stability of the balance.
And after the binary modified graphene is balanced, removing a petroleum ether product contained in the graphene through reduced pressure distillation to obtain the graphene modified binary compound additive.
The following examples and comparative examples all employ the graphene modified binary compound additive of example 1.
Comparative example 1
The extreme pressure additive of the embodiment adopts a single extreme pressure additive sulfurized olefin (active sulfur), other additives and preparation process conditions are unchanged, and the extreme pressure additive specifically comprises the following components:
weighing 72 mass percent of base oil, 8 mass percent of extreme pressure antiwear agent, 10 mass percent of 170# chlorinated paraffin, 1.5 mass percent of corrosion inhibitor, 3.1 mass percent of polyol ester, 0.6 mass percent of phenylamino antioxidant, 0.9 mass percent of olefinic acid antioxidant, 2 mass percent of viscosity index improver, 0.5 mass percent of antirust agent, 0.4 mass percent of defoaming agent and 1 mass percent of graphene modified binary compound additive according to the requirements.
Further, the base oil is compounded by 500SN and 150bs according to the mass ratio of 55: 45.
Further, the extreme pressure antiwear agent is sulfurized olefin (active sulfur).
Further, the sulfurized olefin (active sulfur) has a total sulfur content of 40% by mass or more, an active sulfur content of not less than 30% by mass, and the sulfurized olefin (active sulfur) is a composite of a dialkyl polysulfide and a dialkyl polysulfide ether.
Further, the chlorinated paraffin is 170# chlorinated paraffin.
Furthermore, the corrosion inhibitor is a compound of zinc primary and secondary alcohol thiophosphate and zinc primary and secondary octyl thiophosphate.
Further, the polyol ester is a complex of trihydroxypropane oleate and trimethylolpropane complex ester.
Furthermore, the antioxidant is a compound of a phenylamino antioxidant and an olefine acid antioxidant.
Furthermore, the phenylamino antioxidant is octyl/butyl-diphenylamine.
Further, the olefine acid antioxidant is a docosapentaenoic acid antioxidant.
Further, the viscosity index improver is polymethacrylate.
Furthermore, the antirust agent is dodecenylsuccinic acid.
Further, the defoaming agent is methyl silicone oil ester.
Further, the preparation method of the graphene stainless steel tube high-speed drawing lubricating oil provided by the embodiment comprises the following process steps:
further, 150bs of base oil is injected into the oil blending tank, the temperature is raised to 55 ℃, an impeller stirrer is started to stir at a constant speed, the stirring speed is 35r/min, and the base oil is kept stand for 8 minutes after the temperature is reached;
further, respectively adding the extreme pressure antiwear agent, 170# chlorinated paraffin, polyol ester and viscosity index improver into the prepared base oil, continuously keeping the temperature at 55 ℃, starting an impeller stirrer to stir fully at a constant speed in the adding process, wherein the stirring speed is 75r/min, and the stirring time is 55 minutes until the additives are fully dissolved;
further, adding the corrosion inhibitor, the defoaming agent, the antioxidant and the defoaming agent into the dissolved oil agent respectively, raising the temperature to 65 ℃, starting an air compression stirrer to stir fully at a constant speed in the adding process, wherein the air compression pressure is 1.5 atmospheric pressures, the stirring time is 40 minutes, and standing for 10 minutes at a constant temperature until the additive is fully dissolved;
further, 500SN is added into the dissolved oil agent, an impeller stirrer is started to stir at a uniform speed and fully at a stirring speed of 60r/min for 50 minutes in the adding process, the temperature is controlled at 60 ℃, so that the lubricating oil is stirred uniformly, and then the temperature is cooled to 40 DEG C
Further, adding the graphene modified binary compound additive into the dissolved oil agent, starting an air compression stirrer to fully stir at a constant speed in the adding process, wherein the air pressure of air compression is 1.4 atmospheric pressure, the stirring time is 80 minutes, and standing at a constant temperature for 10 minutes until the graphene modified binary compound additive is fully and uniformly dissolved in the lubricating oil solution;
further, after the above processes are finished, the preparation of the graphene stainless steel tube high-speed drawing lubricating oil is finished, various indexes of the drawing lubricating oil are sampled and detected, and the detected PD value, PB value and wear scar diameter data are shown in tables 1-2.
Tables 1 to 2
Figure BDA0003731717780000101
Comparative example 2
The extreme pressure additive of the embodiment adopts a single extreme pressure additive sulfurized fat (inactive sulfur), and other additives and preparation process conditions are not changed.
Weighing 72 mass percent of base oil, 8 mass percent of extreme pressure antiwear agent, 10 mass percent of 170# chlorinated paraffin, 1.5 mass percent of corrosion inhibitor, 3.1 mass percent of polyol ester, 0.6 mass percent of phenylamino antioxidant, 0.9 mass percent of olefinic acid antioxidant, 2 mass percent of viscosity index improver, 0.5 mass percent of antirust agent, 0.4 mass percent of defoaming agent and 1 mass percent of graphene modified binary compound additive according to the requirements.
Further, the base oil is compounded by 500SN and 150bs according to the mass ratio of 55: 45.
Further, the extreme pressure antiwear agent is sulfurized fat (inactive sulfur).
Further, the vulcanized fat (inactive sulfur) contains 18-22% of total sulfur by mass and more than 15% of inactive sulfur by mass.
Further, the chlorinated paraffin is 170# chlorinated paraffin.
Furthermore, the corrosion inhibitor is a compound of zinc primary and secondary alcohol thiophosphate and zinc primary and secondary octyl thiophosphate.
Further, the polyol ester is a complex of trihydroxypropane oleate and trimethylolpropane complex ester.
Furthermore, the antioxidant is a compound of a phenylamino antioxidant and an olefine acid antioxidant.
Furthermore, the phenylamino antioxidant is octyl/butyl-diphenylamine.
Further, the olefine acid antioxidant is a docosapentaenoic acid antioxidant.
Further, the viscosity index improver is polymethacrylate.
Furthermore, the antirust agent is dodecenylsuccinic acid.
Further, the defoaming agent is methyl silicone oil ester.
Further, the preparation method of the graphene stainless steel tube high-speed drawing lubricating oil provided by the embodiment comprises the following process steps:
further, 150bs of base oil is injected into the oil blending tank, the temperature is raised to 55 ℃, an impeller stirrer is started to stir at a constant speed, the stirring speed is 35r/min, and the base oil is kept stand for 8 minutes after the temperature is reached;
further, respectively adding the extreme pressure antiwear agent, 170# chlorinated paraffin, polyol ester and viscosity index improver into the prepared base oil, continuously keeping the temperature at 55 ℃, starting an impeller stirrer to stir fully at a constant speed in the adding process, wherein the stirring speed is 75r/min, and the stirring time is 55 minutes until the additives are fully dissolved;
further, adding the corrosion inhibitor, the defoaming agent, the antioxidant and the defoaming agent into the dissolved oil agent respectively, raising the temperature to 65 ℃, starting an air compression stirrer to stir fully at a constant speed in the adding process, wherein the air compression pressure is 1.5 atmospheric pressures, the stirring time is 40 minutes, and standing for 10 minutes at a constant temperature until the additive is fully dissolved;
further, adding 500SN into the dissolved oil agent, starting an impeller stirrer to stir at a constant speed in the adding process, wherein the stirring speed is 60r/min, the stirring time is 50 minutes, the temperature is controlled at 60 ℃, cooling the temperature to 40 ℃ after the lubricating oil is stirred uniformly
Further, adding the graphene modified binary compound additive into the dissolved oil agent, starting an air compression stirrer to fully stir at a constant speed in the adding process, wherein the air pressure of air compression is 1.4 atmospheric pressure, the stirring time is 80 minutes, and standing at a constant temperature for 10 minutes until the graphene modified binary compound additive is fully and uniformly dissolved in the lubricating oil solution;
further, after the above processes are finished, the preparation of the graphene stainless steel tube high-speed drawing lubricating oil is finished, various indexes of the drawing lubricating oil are sampled and detected, and the detected PD value, PB value and wear scar diameter data are shown in tables 1-3.
Tables 1 to 3
Figure BDA0003731717780000111
Comparative example 3
The extreme pressure additive of the embodiment adopts the compounding of sulfurized olefin (active sulfur) and sulfurized fat (inactive sulfur) as the extreme pressure additive, and the conditions of other additives and the preparation process are not changed.
Weighing 72 mass percent of base oil, 8 mass percent of extreme pressure antiwear agent, 10 mass percent of 170# chlorinated paraffin, 1.5 mass percent of corrosion inhibitor, 3.1 mass percent of polyol ester, 0.6 mass percent of phenylamino antioxidant, 0.9 mass percent of olefinic acid antioxidant, 2 mass percent of viscosity index improver, 0.5 mass percent of antirust agent, 0.4 mass percent of defoaming agent and 1 mass percent of graphene modified binary compound additive according to the requirements.
Further, the base oil is compounded by 500SN and 150bs according to the mass ratio of 55: 45.
Further, the extreme pressure antiwear agent is formed by compounding sulfurized olefin (active sulfur) and sulfurized fat (inactive sulfur), wherein the mass ratio of the sulfurized olefin to the sulfurized fat is 3: 2.
further, the sulfurized olefin (active sulfur) has a total sulfur content of 40% by mass or more, an active sulfur content of not less than 30% by mass, and the sulfurized olefin (active sulfur) is a composite of a dialkyl polysulfide and a dialkyl polysulfide ether.
Further, the vulcanized fat (inactive sulfur) contains 18-22% of total sulfur by mass and more than 15% of inactive sulfur by mass.
Further, the chlorinated paraffin is 170# chlorinated paraffin.
Furthermore, the corrosion inhibitor is a compound of zinc primary and secondary alcohol thiophosphate and zinc primary and secondary octyl thiophosphate.
Further, the polyol ester is a complex of trihydroxypropane oleate and trimethylolpropane complex ester.
Furthermore, the antioxidant is a compound of a phenylamino antioxidant and an olefine acid antioxidant.
Furthermore, the phenylamino antioxidant is octyl/butyl-diphenylamine.
Furthermore, the olefine acid antioxidant is a docosapentaenoic acid antioxidant.
Further, the viscosity index improver is polymethacrylate.
Furthermore, the antirust agent is dodecenylsuccinic acid.
Further, the defoaming agent is methyl silicone oil ester.
Further, the preparation method of the graphene stainless steel tube high-speed drawing lubricating oil provided by the embodiment comprises the following process steps:
further, 150bs of base oil is injected into the oil blending tank, the temperature is raised to 55 ℃, an impeller stirrer is started to stir at a constant speed, the stirring speed is 35r/min, and the base oil is kept stand for 8 minutes after the temperature is reached;
further, respectively adding the extreme pressure antiwear agent, 170# chlorinated paraffin, polyol ester and viscosity index improver into the prepared base oil, continuously keeping the temperature at 55 ℃, starting an impeller stirrer to stir fully at a constant speed in the adding process, wherein the stirring speed is 75r/min, and the stirring time is 55 minutes until the additives are fully dissolved;
further, adding the corrosion inhibitor, the defoaming agent, the antioxidant and the defoaming agent into the dissolved oil agent respectively, raising the temperature to 65 ℃, starting an air compression stirrer to stir fully at a constant speed in the adding process, wherein the air compression pressure is 1.5 atmospheric pressures, the stirring time is 40 minutes, and standing for 10 minutes at a constant temperature until the additive is fully dissolved;
further, 500SN is added into the dissolved oil agent, an impeller stirrer is started to stir at a uniform speed and fully at a stirring speed of 60r/min for 50 minutes in the adding process, the temperature is controlled at 60 ℃, so that the lubricating oil is stirred uniformly, and then the temperature is cooled to 40 DEG C
Further, adding the graphene modified binary compound additive into the dissolved oil agent, starting an air compression stirrer to fully stir at a constant speed in the adding process, wherein the air pressure of air compression is 1.4 atmospheric pressure, the stirring time is 80 minutes, and standing at a constant temperature for 10 minutes until the graphene modified binary compound additive is fully and uniformly dissolved in the lubricating oil solution;
further, after the above processes are finished, the preparation of the graphene stainless steel tube high-speed drawing lubricating oil is finished, various indexes of the drawing lubricating oil are sampled and detected, and the detected PD value, PB value and wear scar diameter data are shown in tables 1-4.
Tables 1 to 4
Figure BDA0003731717780000131
Comparative example 4
The extreme pressure additive of the embodiment adopts a single graphene modified binary compound additive, and other additives and preparation process conditions are unchanged.
Weighing 72 mass percent of base oil, 10 mass percent of 170# chlorinated paraffin, 1.5 mass percent of corrosion inhibitor, 3.1 mass percent of polyol ester, 0.6 mass percent of phenylamino antioxidant, 0.9 mass percent of olefinic acid antioxidant, 2 mass percent of viscosity index improver, 0.5 mass percent of antirust agent, 0.4 mass percent of defoaming agent and 9 mass percent of graphene modified binary compound additive according to the requirements.
Further, the base oil is compounded by 500SN and 150bs according to the mass ratio of 55: 45.
Further, the chlorinated paraffin is 170# chlorinated paraffin.
Furthermore, the corrosion inhibitor is a compound of zinc primary and secondary alcohol thiophosphate and zinc primary and secondary octyl thiophosphate.
Further, the polyol ester is a complex of trihydroxypropane oleate and trimethylolpropane complex ester.
Furthermore, the antioxidant is a compound of a phenylamino antioxidant and an olefine acid antioxidant.
Furthermore, the phenylamino antioxidant is octyl/butyl-diphenylamine.
Further, the olefine acid antioxidant is a docosapentaenoic acid antioxidant.
Further, the viscosity index improver is polymethacrylate.
Furthermore, the antirust agent is dodecenylsuccinic acid.
Further, the defoaming agent is methyl silicone oil ester.
Further, the preparation method of the graphene stainless steel tube high-speed drawing lubricating oil provided by the embodiment comprises the following process steps:
further, 150bs of base oil is injected into the oil blending tank, the temperature is raised to 55 ℃, an impeller stirrer is started to stir at a constant speed, the stirring speed is 35r/min, and the base oil is kept stand for 8 minutes after the temperature is reached;
further, adding the 170# chlorinated paraffin, the polyol ester and the viscosity index improver into the prepared base oil respectively, keeping the temperature at 55 ℃, starting an impeller stirrer to stir fully at a constant speed in the adding process, wherein the stirring speed is 75r/min, and the stirring time is 55 minutes until the additives are fully dissolved;
further, adding the corrosion inhibitor, the defoaming agent, the antioxidant and the defoaming agent into the dissolved oil agent respectively, raising the temperature to 65 ℃, starting an air compression stirrer to stir fully at a constant speed in the adding process, wherein the air compression pressure is 1.5 atmospheric pressures, the stirring time is 40 minutes, and standing for 10 minutes at a constant temperature until the additive is fully dissolved;
further, 500SN is added into the dissolved oil agent, an impeller stirrer is started to stir at a uniform speed and fully at a stirring speed of 60r/min for 50 minutes in the adding process, the temperature is controlled at 60 ℃, so that the lubricating oil is stirred uniformly, and then the temperature is cooled to 40 DEG C
Further, adding the graphene modified binary compound additive into the dissolved oil agent, starting an air compression stirrer to fully stir at a constant speed in the adding process, wherein the air pressure of air compression is 1.4 atmospheric pressure, the stirring time is 80 minutes, and standing at a constant temperature for 10 minutes until the graphene modified binary compound additive is fully and uniformly dissolved in the lubricating oil solution;
further, after the above processes are finished, the preparation of the graphene stainless steel tube high-speed drawing lubricating oil is finished, various indexes of the drawing lubricating oil are sampled and detected, and the detected PD value, PB value and wear scar diameter data are shown in tables 1-5.
Tables 1 to 5
Figure BDA0003731717780000141
Figure BDA0003731717780000151
Example 2
The invention discloses a graphene stainless steel tube high-speed drawing lubricating oil which is characterized by comprising the following components in parts by weight: the lubricant consists of base oil, an extreme pressure antiwear agent, 170# chlorinated paraffin, an anticorrosive agent, polyol ester, an antioxidant, a viscosity index improver, an antirust agent, a defoaming agent and a graphene modified binary compound additive. The lubricant comprises, by mass, 72% of base oil, 8% of an extreme pressure antiwear agent, 10% of # 170 chlorinated paraffin, 1.5% of a corrosion inhibitor, 3.1% of polyol ester, 0.6% of a phenylamino antioxidant, 0.9% of an olefinic acid antioxidant, 2% of a viscosity index improver, 0.5% of an antirust agent, 0.4% of an antifoaming agent, and 1% of a graphene modified binary compound additive.
Further, the base oil is compounded by 500SN and 150bs according to the mass ratio of 55: 45.
Further, the extreme pressure antiwear agent is prepared by mixing sulfurized olefin and sulfurized fat according to a mass ratio of 3: 2, compounding.
Furthermore, the sulfurized olefin (active sulfur) has a total sulfur content of 40% by mass or more, an active sulfur content of not less than 30% by mass, and the sulfurized olefin (active sulfur) is a composite of dialkyl polysulfide and dialkyl polysulfide ether.
Further, the vulcanized fat (inactive sulfur) contains 18-22% of total sulfur by mass and more than 15% of inactive sulfur by mass.
Further, the chlorinated paraffin is 170# chlorinated paraffin.
Furthermore, the corrosion inhibitor is a compound of zinc primary and secondary alcohol thiophosphate and zinc primary and secondary octyl thiophosphate.
Further, the polyol ester is a complex of trihydroxypropane oleate and trimethylolpropane complex ester.
Furthermore, the antioxidant is a compound of a phenylamino antioxidant and an olefine acid antioxidant.
Furthermore, the phenylamino antioxidant is octyl/butyl-diphenylamine.
Further, the olefine acid antioxidant is a docosapentaenoic acid antioxidant.
Further, the viscosity index improver is polymethacrylate.
Furthermore, the antirust agent is dodecenylsuccinic acid.
Further, the defoaming agent is methyl silicone oil ester.
Further, the invention also provides a preparation method of the graphene stainless steel tube high-speed drawing lubricating oil, which comprises the following process steps:
further, weighing the components for forming the high-speed drawing lubricating oil for the graphene stainless steel pipe, wherein the high-speed drawing lubricating oil for the graphene stainless steel pipe consists of base oil, an extreme pressure antiwear agent, 170# chlorinated paraffin, an anticorrosive agent, polyol ester, an antioxidant, a viscosity index improver, an antirust agent, a defoaming agent and a graphene modified binary compound additive, and the mass percentages of the materials are 72% of the base oil, 8% of the extreme pressure antiwear agent, 10% of the 170# chlorinated paraffin, 1.5% of the anticorrosive agent, 3.1% of the polyol ester, 1.5% of the antioxidant, 2% of the viscosity index improver, 0.5% of the antirust agent, 0.4% of the defoaming agent and 1% of the graphene modified binary compound additive in sequence;
further, 150bs of base oil is injected into the oil blending tank, the temperature is raised to 55 ℃, an impeller stirrer is started to stir at a constant speed, the stirring speed is 35r/min, and the base oil is kept stand for 8 minutes after the temperature is reached;
further, respectively adding the extreme pressure antiwear agent, 170# chlorinated paraffin, polyol ester and viscosity index improver into the prepared base oil, continuously keeping the temperature at 55 ℃, starting an impeller stirrer to stir fully at a constant speed in the adding process, wherein the stirring speed is 75r/min, and the stirring time is 55 minutes until the additives are fully dissolved;
further, adding the corrosion inhibitor, the defoaming agent, the antioxidant and the defoaming agent into the dissolved oil agent respectively, raising the temperature to 65 ℃, starting an air compression stirrer to stir fully at a constant speed in the adding process, wherein the air compression pressure is 1.5 atmospheric pressures, the stirring time is 40 minutes, and standing for 10 minutes at a constant temperature until the additive is fully dissolved;
further, adding 500SN into the dissolved oil agent, starting an impeller stirrer to stir at a constant speed in the adding process, wherein the stirring speed is 60r/min, the stirring time is 50 minutes, the temperature is controlled at 60 ℃, cooling the temperature to 40 ℃ after the lubricating oil is stirred uniformly
Further, adding the graphene modified binary compound additive into the dissolved oil agent, starting an air compression stirrer to fully stir at a constant speed in the adding process, wherein the air pressure of air compression is 1.4 atmospheric pressure, the stirring time is 80 minutes, and standing at a constant temperature for 10 minutes until the graphene modified binary compound additive is fully and uniformly dissolved in the lubricating oil solution;
further, after the processes are finished, the preparation of the graphene stainless steel tube high-speed drawing lubricating oil is finished, various indexes of the drawing lubricating oil are sampled and detected, and the drawing lubricating oil is directly barreled and warehoused after the detection is qualified.
Example 3
The invention discloses a graphene stainless steel tube high-speed drawing lubricating oil which is characterized by comprising the following components in parts by weight: the lubricant consists of base oil, an extreme pressure antiwear agent, 170# chlorinated paraffin, an anti-corrosion agent, polyol ester, an antioxidant, a viscosity index improver, an antirust agent, an antifoaming agent and a graphene modified binary compound additive. The lubricant comprises, by mass, 69% of base oil, 9% of an extreme pressure antiwear agent, 11% of 170# chlorinated paraffin, 0.9% of a corrosion inhibitor, 2.5% of polyol ester, 0.5% of a phenylamino antioxidant, 0.5% of an olefinic acid antioxidant, 4% of a viscosity index improver, 0.6% of an antirust agent, 0.5% of an antifoaming agent and 1.5% of a graphene modified binary compound additive.
Further, the base oil is compounded by 500SN and 150bs according to the mass ratio of 55: 45.
Further, the extreme pressure antiwear agent is prepared by mixing sulfurized olefin and sulfurized fat according to a mass ratio of 3: 2, compounding.
Further, the sulfurized olefin (active sulfur) has a total sulfur content of 40% by mass or more and an active sulfur content of not less than 30% by mass. The sulfurized olefin (active sulfur) is a compound of dialkyl polysulfide and dialkyl polysulfide.
Further, the vulcanized fat (inactive sulfur) contains 18-22% of total sulfur by mass and more than 15% of inactive sulfur by mass.
Further, the chlorinated paraffin is 170# chlorinated paraffin.
Furthermore, the corrosion inhibitor is a compound of zinc primary and secondary alcohol thiophosphate and zinc secondary alcohol thiophosphate.
Further, the polyol ester is a complex of trimethylolpropane trioleate and trimethylolpropane trioleate.
Furthermore, the antioxidant is a compound of a phenylamino antioxidant and an olefine acid antioxidant.
Further, the phenylamino antioxidant is nonyl diphenylamine.
Further, the olefine acid antioxidant is docosahexaenoic acid antioxidant.
Further, the viscosity index improver is a hydrogenated ethylene propylene isoprene polymer.
Further, the antirust agent is barium petroleum sulfonate.
Further, the defoaming agent is any one of dimethyl silicone oil.
Further, the invention also provides a preparation method of the graphene stainless steel tube high-speed drawing lubricating oil, which comprises the following process steps:
further, weighing the components for forming the graphene stainless steel pipe high-speed drawing lubricating oil, wherein the graphene stainless steel pipe high-speed drawing lubricating oil consists of base oil, an extreme pressure anti-wear agent, 170# chlorinated paraffin, an anti-corrosion agent, polyol ester, an antioxidant, a viscosity index improver, an antirust agent, an antifoaming agent and a graphene modified binary compound additive, and the mass percentages of the materials are 69% of the base oil, 9% of the extreme pressure anti-wear agent, 11% of the 170# chlorinated paraffin, 0.9% of the anti-corrosion agent, 2.5% of the polyol ester, 1% of the antioxidant, 4% of the viscosity index improver, 0.6% of the antirust agent, 0.5% of the antifoaming agent and 1.5% of the graphene modified binary compound additive in sequence;
further, 150bs of base oil is injected into the oil adjusting tank, the temperature is raised to 50 ℃, an impeller stirrer is started to stir at a constant speed, the stirring speed is 45r/min, and the base oil is kept stand for 10 minutes after the temperature is reached;
further, respectively adding the extreme pressure antiwear agent, 170# chlorinated paraffin, polyol ester and viscosity index improver into the prepared base oil, continuously keeping the temperature at 50 ℃, starting an impeller stirrer to stir fully at a constant speed in the adding process, wherein the stirring speed is 70r/min, and the stirring time is 50 minutes until the additives are fully dissolved;
further, adding the corrosion inhibitor, the defoaming agent, the antioxidant and the defoaming agent into the dissolved oil agent respectively, raising the temperature to 70 ℃, starting an air compression stirrer to stir fully at a constant speed in the adding process, wherein the air compression pressure is 1.4 atmospheric pressures, the stirring time is 45 minutes, and standing for 15 minutes at a constant temperature until the additive is fully dissolved;
further, 500SN is added into the dissolved oil agent, an impeller stirrer is started to stir at a uniform speed and fully at a stirring speed of 60r/min for 55 minutes at a temperature of 65 ℃ in the adding process, so that the temperature of the lubricating oil is cooled to 45 ℃ after the lubricating oil is stirred uniformly
Further, adding the graphene modified binary compound additive into the dissolved oil agent, starting an air compression stirrer to fully stir at a constant speed in the adding process, wherein the air pressure of air compression is 1.3 atmospheric pressure, the stirring time is 70 minutes, and standing for 15 minutes at a constant temperature until the graphene modified binary compound additive is fully and uniformly dissolved in the lubricating oil solution;
further, after the processes are finished, the preparation of the graphene stainless steel tube high-speed drawing lubricating oil is finished, various indexes of the drawing lubricating oil are sampled and detected, and the drawing lubricating oil is directly barreled and warehoused after the detection is qualified.
Example 4
The invention discloses a graphene stainless steel tube high-speed drawing lubricating oil which is characterized by comprising the following components in parts by weight: the lubricant consists of base oil, an extreme pressure antiwear agent, 170# chlorinated paraffin, an anticorrosive agent, polyol ester, an antioxidant, a viscosity index improver, an antirust agent, a defoaming agent and a graphene modified binary compound additive. The lubricant comprises, by mass, 70% of base oil, 10% of an extreme pressure antiwear agent, 10% of # 170 chlorinated paraffin, 1.5% of a corrosion inhibitor, 2.5% of polyol ester, 0.5% of a phenylamino antioxidant, 0.5% of an olefinic acid antioxidant, 2.9% of a viscosity index improver, 0.5% of an antirust agent, 0.6% of an antifoaming agent and 1.0% of a graphene modified binary compound additive.
Further, the base oil is compounded by 500SN and 150bs according to the mass ratio of 55: 45.
Further, the extreme pressure antiwear agent is prepared by mixing sulfurized olefin and sulfurized fat according to a mass ratio of 3: 2, compounding.
Furthermore, the sulfurized olefin (active sulfur) has a total sulfur content of more than 40% by mass and an active sulfur content of not less than 30% by mass. The sulfurized olefin (active sulfur) is a compound of dialkyl polysulfide and dialkyl polysulfide.
Further, the vulcanized fat (inactive sulfur) contains 18-22% of total sulfur by mass and more than 15% of inactive sulfur by mass.
Further, the chlorinated paraffin is 170# chlorinated paraffin.
Furthermore, the corrosion inhibitor is a compound of zinc salt of sulfur-phosphorus secondary alcohol radical and zinc salt of sulfur-phosphorus primary and secondary alkyl.
Further, the polyol ester is a composite of trimethylolpropane oleate and trimethylolpropane trioleate.
Furthermore, the antioxidant is a compound of a phenylamino antioxidant and an olefine acid antioxidant.
Furthermore, the phenylamino antioxidant is octyl/butyl-diphenylamine.
Further, the olefine acid antioxidant is docosahexaenoic acid antioxidant.
Further, the viscosity index improver is a hydrogenated ethylene propylene isoprene polymer.
Furthermore, the antirust agent is dodecenylsuccinic acid half ester.
Further, the defoaming agent is methyl silicone oil.
Further, the invention also provides a preparation method of the high-speed drawing lubricating oil for the graphene stainless steel tube, which comprises the following process steps:
further, weighing the components for forming the high-speed drawing lubricating oil for the graphene stainless steel pipe, wherein the high-speed drawing lubricating oil for the graphene stainless steel pipe consists of base oil, an extreme pressure antiwear agent, 170# chlorinated paraffin, an anticorrosive agent, polyol ester, an antioxidant, a viscosity index improver, an antirust agent, a defoaming agent and a graphene modified binary compound additive, and the mass percentages of the materials are 70% of the base oil, 10% of the extreme pressure antiwear agent, 10% of the 170# chlorinated paraffin, 1.5% of the anticorrosive agent, 2.5% of the polyol ester, 1% of the antioxidant, 2.9% of the viscosity index improver, 0.5% of the antirust agent, 0.6% of the defoaming agent and 1% of the graphene modified binary compound additive in sequence;
further, 150bs of base oil is injected into the oil blending tank, the temperature is raised to 58 ℃, an impeller stirrer is started to stir at a constant speed, the stirring speed is 40r/min, and the base oil is kept stand for 8 minutes after the temperature is reached;
further, respectively adding the extreme pressure antiwear agent, 170# chlorinated paraffin, polyol ester and viscosity index improver into the prepared base oil, continuously keeping the temperature at 58 ℃, starting an impeller stirrer to stir fully at a constant speed in the adding process, wherein the stirring speed is 65r/min, and the stirring time is 50 minutes until the additives are fully dissolved;
further, adding the corrosion inhibitor, the defoaming agent, the antioxidant and the defoaming agent into the dissolved oil agent respectively, raising the temperature to 78 ℃, starting an air compression stirrer to stir fully at a constant speed in the adding process, wherein the air compression pressure is 1.5 atmospheric pressures, the stirring time is 45 minutes, and standing at a constant temperature for 13 minutes until the additive is fully dissolved;
further, adding 500SN into the dissolved oil agent, starting an impeller stirrer to stir at a uniform speed and fully at 50r/min in the adding process, stirring for 45 minutes at 75 ℃, cooling the temperature to 40 ℃ after the lubricating oil is stirred uniformly
Further, adding the graphene modified binary compound additive into the dissolved oil agent, starting an air compression stirrer to fully stir at a constant speed in the adding process, wherein the air pressure of the air compression is 1.5 atmospheric pressures, the stirring time is 65 minutes, and standing for 14 minutes at a constant temperature until the graphene modified binary compound additive is fully and uniformly dissolved in the lubricating oil solution;
further, after the processes are finished, the preparation of the graphene stainless steel tube high-speed drawing lubricating oil is finished, various indexes of the drawing lubricating oil are sampled and detected, and the drawing lubricating oil is directly barreled and warehoused after the detection is qualified.
Example 5
The invention discloses a graphene stainless steel tube high-speed drawing lubricating oil which is characterized by comprising the following components in parts by weight: the lubricant consists of base oil, an extreme pressure antiwear agent, 170# chlorinated paraffin, an anti-corrosion agent, polyol ester, an antioxidant, a viscosity index improver, an antirust agent, an antifoaming agent and a graphene modified binary compound additive. The lubricant comprises, by mass, 71% of base oil, 9% of an extreme pressure antiwear agent, 8% of # 170 chlorinated paraffin, 2% of a corrosion inhibitor, 3.5% of polyol ester, 0.8% of a phenylamino antioxidant, 0.7% of an olefinic acid antioxidant, 2.2% of a viscosity index improver, 0.8% of an antirust agent, 0.8% of an antifoaming agent, and 1.2% of a graphene modified binary compound additive.
Further, the base oil is compounded by 500SN and 150bs according to the mass ratio of 55: 45.
Further, the extreme pressure antiwear agent is prepared by mixing sulfurized olefin and sulfurized fat according to a mass ratio of 3: 2, compounding.
Further, the sulfurized olefin (active sulfur) has a total sulfur content of 40% by mass or more and an active sulfur content of not less than 30% by mass. The sulfurized olefin (active sulfur) is the compound of alkyl disulfide and alkyl polysulfide.
Further, the vulcanized fat (inactive sulfur) contains 18-22% of total sulfur by mass and more than 15% of inactive sulfur by mass.
Further, the chlorinated paraffin is 170# chlorinated paraffin.
Furthermore, the corrosion inhibitor is a compound of zinc primary and secondary alkyl dithiophosphate and zinc primary and secondary octyl dithiophosphate.
Further, the polyol ester is formed by compounding trihydroxypropane trioleate and trimethylolpropane composite ester.
Furthermore, the antioxidant is a compound of a phenylamino antioxidant and an olefine acid antioxidant.
Further, the phenylamino antioxidant is any one of N-phenyl-alpha naphthylamine.
Further, the olefine acid antioxidant is a docosapentaenoic acid antioxidant.
Further, the viscosity index improver is polymethacrylate.
Further, the antirust agent is petroleum sodium sulfonate.
Further, the defoaming agent is methyl silicone oil ester.
Further, the invention also provides a preparation method of the graphene stainless steel tube high-speed drawing lubricating oil, which comprises the following process steps:
further, weighing the components for forming the high-speed drawing lubricating oil for the graphene stainless steel pipe, wherein the high-speed drawing lubricating oil for the graphene stainless steel pipe consists of base oil, an extreme pressure antiwear agent, 170# chlorinated paraffin, an anti-corrosion agent, polyol ester, an antioxidant, a viscosity index improver, an antirust agent, an antifoaming agent and a graphene modified binary compound additive, and the mass percentages of the materials are 71% of the base oil, 9% of the extreme pressure antiwear agent, 8% of the 170# chlorinated paraffin, 2% of the anti-corrosion agent, 3.5% of the polyol ester, 1.5% of the antioxidant, 2.2% of the viscosity index improver, 0.8% of the antirust agent, 0.8% of the antifoaming agent and 1.2% of the graphene modified binary compound additive in sequence;
further, 150bs of base oil is injected into the oil adjusting tank, the temperature is raised to 49 ℃, an impeller stirrer is started to stir at a constant speed, the stirring speed is 48r/min, and the base oil is kept stand for 9 minutes after the temperature is reached;
further, respectively adding the extreme pressure antiwear agent, 170# chlorinated paraffin, polyol ester and viscosity index improver into the prepared base oil, continuously keeping the temperature at 49 ℃, starting an impeller stirrer to stir fully at a constant speed in the adding process, wherein the stirring speed is 75r/min, and the stirring time is 55 minutes until the additives are fully dissolved;
further, adding the corrosion inhibitor, the defoaming agent, the antioxidant and the defoaming agent into the dissolved oil agent respectively, raising the temperature to 75 ℃, starting an air compression stirrer to stir fully at a constant speed in the adding process, wherein the air compression pressure is 1.3 atmospheric pressures, the stirring time is 40 minutes, and standing for 12 minutes at a constant temperature until the additive is fully dissolved;
further, 500SN is added into the dissolved oil agent, an impeller stirrer is started to stir at a uniform speed and fully at a stirring speed of 45r/min for 60 minutes in the adding process, the temperature is controlled at 70 ℃, so that the temperature of the lubricating oil is cooled to 40 ℃ after the lubricating oil is stirred uniformly
Further, adding the graphene modified binary compound additive into the dissolved oil agent, starting an air compression stirrer to fully stir at a constant speed in the adding process, wherein the air pressure of air compression is 1.6 atmospheric pressure, the stirring time is 75 minutes, and standing for 12 minutes at a constant temperature until the graphene modified binary compound additive is fully and uniformly dissolved in the lubricating oil solution;
further, after the processes are finished, the preparation of the graphene stainless steel tube high-speed drawing lubricating oil is finished, various indexes of the drawing lubricating oil are sampled and detected, and the drawing lubricating oil is directly barreled and warehoused after the detection is qualified.
The physical and chemical indexes are shown in Table 2.
TABLE 2
Figure BDA0003731717780000211
Figure BDA0003731717780000221
The comparison of the physicochemical properties of the product of the present invention and domestic products used in the market is shown in Table 3
TABLE 3
Figure BDA0003731717780000222
Figure BDA0003731717780000231
As can be seen from Table 3, the physical properties of example 5 of the present invention are superior to those of other domestic products.
The invention has the beneficial effects that: firstly, the nano graphene modified binary compound additive is used as a lubricating wear-resistant reinforcing agent of the stainless steel high-speed drawing oil, so that the lubricating property in the drawing working process can be enhanced, scratches on the surface of a friction pair can be filled, and the self-repairing function of scratches and damages on the surface of a mold is creatively realized. Secondly, the base oil is compounded by adopting 500SN and 150bs, and under the reasonable proportioning effect, the compatibility and fusion between the base oil and the additive can be fully exerted, so that the lubricating property is good, and the base oil is economical and reasonable. Thirdly, the sulfurized olefin (active sulfur) and the sulfurized fat (inactive sulfur) are creatively compounded to serve as the extreme pressure antiwear agent, so that the extreme pressure performance of drawing is enhanced, the lubricating performance is improved, the corrosivity on the surface of the stainless steel pipe is reduced, and an excellent effect is achieved. Fourthly, the graphene stainless steel tube high-speed drawing oil has stable kinematic viscosity, the stable kinematic viscosity ensures that the module is fully lubricated by oil in the stainless steel drawing process, so that the excellent lubricating property of the drawing oil in the drawing process is ensured, the product is suitable for continuous high-speed drawing of the stainless steel tube, the service lives of a die and a cold heading punch are effectively prolonged, the cost is saved, and the excellent rate of finished products is improved. Fifthly, continuous high-speed drawing of the stainless steel tube can be achieved, the drawing process is smooth, and the production efficiency is effectively improved. Sixth, the stainless steel tube drawing oil has good heat resistance, the flash point of the drawing oil is high, the drawing oil is not volatile during high-speed and high-pressure operation, basically no smoke is generated, a die and a stainless steel part are not coked, the working environment of a drawing processing workshop is effectively improved, the environmental protection performance is improved, and the cleaning and the excellent rate of subsequent products are ensured. Seventh, the stainless steel tube drawing oil has good anti-foaming performance, and provides guarantee for a good stainless steel tube drawing high-speed continuous drawing process.
The above description is only one embodiment of the present invention, and does not represent any limitation to the technical solution of the present invention. Any simple modification, equivalent change and modification made to the embodiment of the present invention according to the technical spirit of the present invention fall within the scope of the present invention.

Claims (10)

1. The utility model provides a high-speed lubricating oil that draws of nonrust steel pipe of graphite alkene which characterized in that: the lubricant consists of base oil, an extreme pressure antiwear agent, 170# chlorinated paraffin, an anticorrosive agent, polyol ester, an antioxidant, a viscosity index improver, an antirust agent, a defoaming agent and a graphene modified binary compound additive, wherein the base oil accounts for 62-73% by mass of the high-speed drawing lubricant for the graphene stainless steel tube, the extreme pressure antiwear agent accounts for 3-10% by mass of the high-speed drawing lubricant for the graphene stainless steel tube, the 170# chlorinated paraffin accounts for 4-12% by mass of the high-speed drawing lubricant for the graphene stainless steel tube, the anticorrosive agent accounts for 0.5-2% by mass of the high-speed drawing lubricant for the graphene stainless steel tube, the polyol ester accounts for 2-5% by mass of the high-speed drawing lubricant for the graphene stainless steel tube, and the phenylamino antioxidant accounts for 0.5-1% by mass of the high-speed drawing lubricant for the graphene stainless steel tube, the mass percentage of the olefine acid antioxidant in the high-speed drawing lubricating oil for the graphene stainless steel tube is 0.5-1%, the mass percentage of the viscosity index improver in the high-speed drawing lubricating oil for the graphene stainless steel tube is 1-5%, the mass percentage of the antirust agent in the high-speed drawing lubricating oil for the graphene stainless steel tube is 0.2-1%, the mass percentage of the defoaming agent in the high-speed drawing lubricating oil for the graphene stainless steel tube is 0.2-1%, and the mass percentage of the graphene modified binary compound additive in the high-speed drawing lubricating oil for the graphene stainless steel tube is 0.5-2%.
2. The graphene stainless steel tube high-speed drawing lubricating oil according to claim 1, wherein: the base oil consists of 500SN and 150bs, and the mass ratio of 500SN to 150bs is 55: 45.
3. The graphene stainless steel tube high-speed drawing lubricating oil according to claim 1, characterized in that: the extreme pressure antiwear agent consists of sulfurized olefin and sulfurized fat, wherein the mass ratio of the sulfurized olefin to the sulfurized fat is 3: 2, the mass percent of the total sulfur of the sulfurized olefin is more than 40%, the mass percent of the active sulfur is not less than 30%, the mass percent of the total sulfur of the sulfurized fat is 18-22%, and the mass percent of the inactive sulfur is 15-20%.
4. The graphene stainless steel tube high-speed drawing lubricating oil according to claim 1, characterized in that: the corrosion inhibitor is a combination of any two of sulfur-phosphorus primary and secondary alcohol-based zinc salt, sulfur-phosphorus primary and secondary alkyl zinc salt and sulfur-phosphorus primary and secondary octyl zinc salt; the polyol ester is a combination of any one of trihydroxypropane oleate and trihydroxypropane trioleate, and any one of trimethylolpropane complex ester and trimethylolpropane trioleate.
5. The graphene stainless steel tube high-speed drawing lubricating oil according to claim 1, characterized in that: the antioxidant is a combination of a phenylamino antioxidant and an olefine acid antioxidant.
6. The graphene stainless steel tube high-speed drawing lubricating oil according to claim 5, characterized in that: the phenylamino antioxidant is any one of octyl/butyl-diphenylamine, nonyldiphenylamine and N-phenyl-alpha naphthylamine; the olefine acid antioxidant is docosapentaenoic acid antioxidant or docosahexaenoic acid antioxidant.
7. The graphene stainless steel tube high-speed drawing lubricating oil according to claim 1, characterized in that: the viscosity index improver is any one of polymethacrylate and hydrogenated ethylene propylene isoprene polymer; the antirust agent is any one of petroleum sodium sulfonate, barium petroleum sulfonate, dodecenyl succinic acid and dodecenyl succinic acid half ester; the defoaming agent is any one of methyl silicone oil ester, methyl silicone oil and dimethyl silicone oil.
8. The graphene stainless steel tube high-speed drawing lubricating oil according to claim 1, characterized in that: the graphene modified binary compound additive comprises binary nano graphene powder, binary nano rare earth metal bismuth, binary nano rare earth metal molybdenum, binary nano rare earth metal cerium, a dispersing agent and base oil PAO-4, wherein in the graphene modified binary compound additive, the binary nano graphene powder accounts for 0.1% by mass, the binary nano rare earth metal bismuth accounts for 0.05% by mass, the binary nano rare earth metal molybdenum accounts for 0.04% by mass, the binary nano rare earth metal cerium accounts for 0.06% by mass, the dispersing agent accounts for 0.5% by mass, the dispersing agent is one of polyisobutylene diimide or polyisobutylene succinimide, and the balance is the base oil PAO-4.
9. The graphene stainless steel tube high-speed drawing lubricating oil according to claim 8, characterized in that: the binary nano graphene powder is prepared by coating 3-5 layers of graphene; the binary nano rare earth metal (bismuth) Bi is 5-20 layers of binary nano bismuth powder; the binary nano rare earth metal (molybdenum) Mo is binary nano molybdenum powder with 5-20 layers; the binary nano rare earth metal (cerium) Ce is 5-20 layers of binary nano cerium powder.
10. A method for preparing the graphene stainless steel tube high-speed drawing lubricating oil as claimed in claim 1, which is characterized by comprising the following steps:
A. weighing base oil, an extreme pressure antiwear agent, 170# chlorinated paraffin, an anticorrosive agent, polyol ester, an antioxidant, a viscosity index improver, an antirust agent, a defoaming agent and a graphene modified binary compound additive according to the mass percentage; the base oil consists of 500SN and 150bs, and the mass ratio of 500SN to 150bs is 55: 45;
B. injecting 150bs of base oil into a tempering tank, raising the temperature to 45-60 ℃, starting an impeller stirrer at the same time, stirring at a constant speed of 30-50 r/min, and standing for 5-10 minutes after the temperature is reached;
C. respectively adding the extreme pressure antiwear agent, 170# chlorinated paraffin, polyol ester and viscosity index improver into the base oil prepared in the step B, continuously keeping the temperature at 45-60 ℃, starting an impeller stirrer to stir fully at a constant speed in the adding process, wherein the stirring speed is 50-80 r/min, and the stirring time is 40-60 minutes until the additives are fully dissolved;
D. respectively adding the corrosion inhibitor, the defoaming agent, the antioxidant and the defoaming agent into the oil agent dissolved in the step C, raising the temperature to 60-80 ℃, starting an air compression stirrer in the adding process, fully stirring at a constant speed, wherein the air compression pressure is 1.2-1.6 atmospheric pressures, and the stirring time is 30-50 minutes until the additive is fully dissolved, and standing at a constant temperature for 10-15 minutes;
E. adding 500SN into the oil agent dissolved in the step D, starting an impeller stirrer to stir fully at a constant speed in the adding process, wherein the stirring speed is 40-60 r/min, the stirring time is 40-60 minutes, the temperature is controlled to be 50-80 ℃, after the lubricating oil is stirred uniformly, cooling the temperature to 30-45 DEG C
F. Adding the graphene modified binary compound additive into the oil agent dissolved in the step E, starting an air compression stirrer to fully stir at a constant speed in the adding process, wherein the air compression pressure is 1.2-1.6 atmospheric pressures, the stirring time is 60-80 minutes, and standing at a constant temperature for 10-15 minutes until the graphene modified binary compound additive is fully and uniformly dissolved in the lubricating oil solution;
G. and D, after the step F is finished, the preparation of the graphene stainless steel tube high-speed drawing lubricating oil is finished, sampling and detecting various indexes of the drawing lubricating oil, and directly barreling and warehousing after the detection is qualified.
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