CN107299311A - A kind of nano coating coating process for being applied to high abrasion automobile component - Google Patents
A kind of nano coating coating process for being applied to high abrasion automobile component Download PDFInfo
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- CN107299311A CN107299311A CN201710531608.0A CN201710531608A CN107299311A CN 107299311 A CN107299311 A CN 107299311A CN 201710531608 A CN201710531608 A CN 201710531608A CN 107299311 A CN107299311 A CN 107299311A
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/134—Plasma spraying
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/10—Oxides, borides, carbides, nitrides or silicides; Mixtures thereof
- C23C4/11—Oxides
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The present invention relates to material surface engineering technolog field, disclose a kind of nano coating coating process for being applied to high abrasion automobile component, utilize plasma spraying technology, control technological parameter, nano ceramics aggregate powder of AI/Yt is applied on automobile metal part, the performance and used life of thermal barrier coating can be improved, is comprised the following steps：（1）Metal part surface is pre-processed, the bond strength of coating and the quality of surface spraying layer is improved；（2）The bonded area between coating and matrix can be increased after sandblasting roughening, coating residual stress is reduced, coating is carried out substrate preheating before being easily formed overlapping chain shape, spraying, matrix can be eliminated and produce stress because of thermal expansion coefficient difference with coating；（3）Optimal spraying coating process condition is set, coating is reached best mechanics and surface property, including the bond strength of coating, the heat-proof quality of coating, thermal shock resistance, high-temperature oxidation resistance.
Description
Technical field
The invention belongs to material surface engineering technolog field, and in particular to a kind of nanometer for being applied to high abrasion automobile component
Coat application process.
Background technology
In auto parts industrial production, many parts are applied under high-speed condition, such as a very wide range of axle of application, roller, braking
Disk etc..Higher friction velocity can cause parts heavy wear, reduce production efficiency.
Nanoscale structures material is referred to as nano material, refers to the size of its construction unit between 1 nanometer of -100 nanometers of model
Between enclosing.Due to coherence length of its size already close to electronics, its property is because the brought self-organizing that is concerned with by force makes
Obtaining property, great changes will take place.Also, its yardstick is close to the wavelength of light, and adding it has the special effects of large surface, therefore
Its characteristic showed, such as fusing point, magnetic, optics, heat conduction, conductive characteristic etc., often different from the material in monolithic
The property showed during state.
In order to improve the universality energy of metal material, nano material is gradually applied in coating preparation, except receiving
Outside the selection of rice material, the method for coating also determines coating for by the comprehensive function of protection metal material, to coating group
Knit, the influence of performance is particularly important.
The content of the invention
The purpose of the present invention is that there is provided a kind of nano coating for being applied to high abrasion automobile component the problem of being directed to existing
Coating process, using plasma spraying technology, controls technological parameter, nano ceramics aggregate powder of AI/Yt is applied into automobile metal portion
On part, the performance and used life of thermal barrier coating can be improved.
The present invention is achieved by the following technical solutions：
A kind of nano coating coating process for being applied to high abrasion automobile component, comprises the following steps：
（1）Pending automobile component surface is subjected to purified treatment, cleaning agent , No are added in vibration cleaning machine and cross part, are shaken
Swing cleaning 20-30 minutes, surface moisture dried up after cleaning, using double solvents ametallised surface, the double solvents according to
Mass percent meter is consisted of the following composition：Oleic acid, which accounts for 30-40%, castor oil and accounts for 20-25%, octanoic acid, accounts for 15-20%, remaining as fourth
Yl benzoic acid, solvent is wiped after superficial residence 20-30 seconds using dry cloth, is placed in 60-70 DEG C of baking oven and is baked 40-50 minutes；
（2）Part after drying is shown on sand-blasting machine progress sandblasting roughening penetrating suction, sandblasting air pressure is 0.5-0.7MPa, after sandblasting
Metal part surface temperature is preheated under plasma flame and reaches 130-150 DEG C, preheated automobile component is fixed on special
On fixture, nano ceramics aggregate powder of AI/Yt is fitted into spray gun, using argon gas as the main gas of plasma spraying, hydrogen for wait from
The auxiliary gas of son spraying, has debugged paint finishing, set voltage as 50-55V, electric current be 520-550A；
（3）Before spraying, the flow of the adjustment main gas of plasma spraying and auxiliary gas, until primary air amount is 45-48L/min, secondary air-flow
Measure as 2.3-2.5L/min, proceed by spraying, powder feed rate is 28-32g/min, and spray distance is 80-110mm, spraying speed
Spend for 30-35mm/s, coating thickness is 150-200um, cooled after spraying with 100-120 DEG C/s speed.
It is used as further improvement of these options, step（1）Described in cleaning agent in parts by weight by below into
Divide and be made：25-28 parts of diethylene glycol monoleate, 20-24 parts of lauryl sodium sulfate sodium, 18-20 parts of Boratex, the poly- horse of hydrolysis
Come 14-16 parts of acid anhydrides, 12-14 parts of pine tar, 10-12 parts of isopropyl acetone, 7-9 parts of sodium selenite, 2-3 parts of sodium hydroxide, alumina powder
1.5-2.5 parts, EDTA0.5-0.8 parts, 180-200 parts of water.
It is used as further improvement of these options, step（2）Described in nano ceramics aggregate powder of AI/Yt according to quality
Percentages are consisted of the following composition：MgO-La2O3-TiO2It is that nano ceramics accounts for 35-45%, ZrO2-8%Y2O3It is that nano ceramics is accounted for
25-35%, SiO2 nano powder account for 5-10%, remaining as Al2O3Nano powder, mentioned component is mixed in batch mixer 15-20 small
When can obtain described nano ceramics aggregate powder of AI/Yt.
The present invention has advantages below compared with prior art：In order to solve in the case where running at high speed, higher friction velocity meeting
The problem of causing auto parts and components heavy wear, reduction production efficiency, high abrasion automotive department is applied to the invention provides one kind
The nano coating coating process of part, using plasma spraying technology, controls technological parameter, nano ceramics aggregate powder of AI/Yt is coated with
To automobile metal part, the performance and used life of thermal barrier coating can be improved, is comprised the following steps：（1）To metal parts table
Face is pre-processed, and improves the bond strength of coating and the quality of surface spraying layer；（2）Coating and matrix can be increased after sandblasting roughening
Between bonded area, reduce coating residual stress, coating is easily formed overlapping chain shape, substrate preheating, energy are carried out before spraying
Eliminate matrix and produce stress because of thermal expansion coefficient difference with coating；（3）Optimal spraying coating process condition is set, coating is reached
Best mechanics and surface property, including the bond strength of coating, the heat-proof quality of coating, thermal shock resistance, high temperature antioxygen
Change performance.
Embodiment
With reference to specific embodiment, the invention will be further described.
Embodiment 1
A kind of nano coating coating process for being applied to high abrasion automobile component, comprises the following steps：
（1）Pending automobile component surface is subjected to purified treatment, cleaning agent , No are added in vibration cleaning machine and cross part, are shaken
Cleaning 20 minutes is swung, surface moisture is dried up after cleaning, using double solvents ametallised surface, the double solvents is according to quality
Percentages are consisted of the following composition：Oleic acid, which accounts for 30%, castor oil and accounts for 20%, octanoic acid, accounts for 15%, remaining as butylbenzoic acid, solvent
After superficial residence 20 seconds, wiped using dry cloth, be placed in 60 DEG C of baking ovens and bake 40 minutes；
（2）Part after drying is shown on sand-blasting machine progress sandblasting roughening penetrating suction, sandblasting air pressure is 0.5MPa, is being waited after sandblasting
Metal part surface temperature is preheated under gas ions flame and reaches 130 DEG C, preheated automobile component is fixed on special fixture, will
Nano ceramics aggregate powder of AI/Yt is fitted into spray gun, using argon gas as the main gas of plasma spraying, and hydrogen is that plasma spraying is auxiliary
Gas, has debugged paint finishing, set voltage as 50V, electric current be 520A；
（3）Before spraying, the flow of the adjustment main gas of plasma spraying and auxiliary gas, until primary air amount is 45L/min, secondary throughput is
2.3L/min, proceeds by spraying, and powder feed rate is 28g/min, and spray distance is 80mm, and spraying rate is 30mm/s, spraying
Thickness is 150um, is cooled after spraying with 100 DEG C/s speed.
It is used as further improvement of these options, step（1）Described in cleaning agent in parts by weight by below into
Divide and be made：25 parts of diethylene glycol monoleate, 20 parts of lauryl sodium sulfate sodium, 18 parts of Boratex, HPMA 14
Part, 12 parts of pine tar, 10 parts of isopropyl acetone, 7 parts of sodium selenite, 2 parts of sodium hydroxide, 1.5 parts of alumina powder, EDTA0.5 parts, water 180
Part.
It is used as further improvement of these options, step（2）Described in nano ceramics aggregate powder of AI/Yt according to quality
Percentages are consisted of the following composition：MgO-La2O3-TiO2It is that nano ceramics accounts for 35%, ZrO2-8%Y2O3It is that nano ceramics is accounted for
25%th, SiO2 nano powders account for 5%, remaining as Al2O3Nano powder, mentioned component is mixed 15 hours in batch mixer to be obtained
To described nano ceramics aggregate powder of AI/Yt.
Embodiment 2
A kind of nano coating coating process for being applied to high abrasion automobile component, comprises the following steps：
（1）Pending automobile component surface is subjected to purified treatment, cleaning agent , No are added in vibration cleaning machine and cross part, are shaken
Cleaning 25 minutes is swung, surface moisture is dried up after cleaning, using double solvents ametallised surface, the double solvents is according to quality
Percentages are consisted of the following composition：Oleic acid, which accounts for 35%, castor oil and accounts for 22%, octanoic acid, accounts for 17%, remaining as butylbenzoic acid, solvent
After superficial residence 25 seconds, wiped using dry cloth, be placed in 65 DEG C of baking ovens and bake 45 minutes；
（2）Part after drying is shown on sand-blasting machine progress sandblasting roughening penetrating suction, sandblasting air pressure is 0.6MPa, is being waited after sandblasting
Metal part surface temperature is preheated under gas ions flame and reaches 140 DEG C, preheated automobile component is fixed on special fixture, will
Nano ceramics aggregate powder of AI/Yt is fitted into spray gun, using argon gas as the main gas of plasma spraying, and hydrogen is that plasma spraying is auxiliary
Gas, has debugged paint finishing, set voltage as 53V, electric current be 530A；
（3）Before spraying, the flow of the adjustment main gas of plasma spraying and auxiliary gas, until primary air amount is 46L/min, secondary throughput is
2.4L/min, proceeds by spraying, and powder feed rate is 30g/min, and spray distance is 100mm, and spraying rate is 32mm/s, spraying
Thickness is 180um, is cooled after spraying with 110 DEG C/s speed.
It is used as further improvement of these options, step（1）Described in cleaning agent in parts by weight by below into
Divide and be made：26 parts of diethylene glycol monoleate, 22 parts of lauryl sodium sulfate sodium, 19 parts of Boratex, HPMA 15
Part, 13 parts of pine tar, 11 parts of isopropyl acetone, 8 parts of sodium selenite, 2.5 parts of sodium hydroxide, 2.0 parts of alumina powder, EDTA0.6 parts, water
190 parts.
It is used as further improvement of these options, step（2）Described in nano ceramics aggregate powder of AI/Yt according to quality
Percentages are consisted of the following composition：MgO-La2O3-TiO2It is that nano ceramics accounts for 40%, ZrO2-8%Y2O3It is that nano ceramics is accounted for
30%th, SiO2 nano powders account for 7%, remaining as Al2O3Nano powder, mentioned component is mixed 17 hours in batch mixer to be obtained
To described nano ceramics aggregate powder of AI/Yt.
Embodiment 3
A kind of nano coating coating process for being applied to high abrasion automobile component, comprises the following steps：
（1）Pending automobile component surface is subjected to purified treatment, cleaning agent , No are added in vibration cleaning machine and cross part, are shaken
Cleaning 30 minutes is swung, surface moisture is dried up after cleaning, using double solvents ametallised surface, the double solvents is according to quality
Percentages are consisted of the following composition：Oleic acid, which accounts for 40%, castor oil and accounts for 25%, octanoic acid, accounts for 20%, remaining as butylbenzoic acid, solvent
After superficial residence 30 seconds, wiped using dry cloth, be placed in 70 DEG C of baking ovens and bake 50 minutes；
（2）Part after drying is shown on sand-blasting machine progress sandblasting roughening penetrating suction, sandblasting air pressure is 0.7MPa, is being waited after sandblasting
Metal part surface temperature is preheated under gas ions flame and reaches 150 DEG C, preheated automobile component is fixed on special fixture, will
Nano ceramics aggregate powder of AI/Yt is fitted into spray gun, using argon gas as the main gas of plasma spraying, and hydrogen is that plasma spraying is auxiliary
Gas, has debugged paint finishing, set voltage as 55V, electric current be 550A；
（3）Before spraying, the flow of the adjustment main gas of plasma spraying and auxiliary gas, until primary air amount is 48L/min, secondary throughput is
2.5L/min, proceeds by spraying, and powder feed rate is 32g/min, and spray distance is 110mm, and spraying rate is 35mm/s, spraying
Thickness is 200um, is cooled after spraying with 120 DEG C/s speed.
It is used as further improvement of these options, step（1）Described in cleaning agent in parts by weight by below into
Divide and be made：28 parts of diethylene glycol monoleate, 24 parts of lauryl sodium sulfate sodium, 20 parts of Boratex, HPMA 16
Part, 14 parts of pine tar, 12 parts of isopropyl acetone, 9 parts of sodium selenite, 3 parts of sodium hydroxide, 2.5 parts of alumina powder, EDTA0.8 parts, water 200
Part.
It is used as further improvement of these options, step（2）Described in nano ceramics aggregate powder of AI/Yt according to quality
Percentages are consisted of the following composition：MgO-La2O3-TiO2It is that nano ceramics accounts for 45%, ZrO2-8%Y2O3It is that nano ceramics is accounted for
35%th, SiO2 nano powders account for 10%, remaining as Al2O3Nano powder, mentioned component is mixed 20 hours in batch mixer to be obtained
To described nano ceramics aggregate powder of AI/Yt.
Contrast test
The application and preparation of coating is carried out using embodiment 1-3 method respectively, is applied on height abrasion automobile component, while with existing
Some nano coating and coating process carry out performance test as control to obtained coating, as a result as shown in the table：
| Project | Anchoring strength of coating（MPa） | Coating hardness（HV0.1） | The porosity of coating（%） | Coefficient of friction under high-speed rotation | Wear rate under high-speed rotation（%） |
| Embodiment 1 | 17.45 | 895 | 8.23 | 0.18 | 0.003 |
| Embodiment 2 | 17.51 | 902 | 8.21 | 0.16 | 0.001 |
| Embodiment 3 | 17.48 | 898 | 8.22 | 0.17 | 0.002 |
| Control group | 10.57 | 743 | 13.47 | 0.31 | 0.05 |
（The data obtained under high-speed rotation described in experiment are tested using MMS-1G type high temperature and high speeds friction wear testing machine
Obtain, test temperature is 550 DEG C, and friction linear velocity is 75m/s, and load is 280N）.
Claims (3)
1. a kind of nano coating coating process for being applied to high abrasion automobile component, it is characterised in that comprise the following steps：
（1）Pending automobile component surface is subjected to purified treatment, cleaning agent , No are added in vibration cleaning machine and cross part, are shaken
Swing cleaning 20-30 minutes, surface moisture dried up after cleaning, using double solvents ametallised surface, the double solvents according to
Mass percent meter is consisted of the following composition：Oleic acid, which accounts for 30-40%, castor oil and accounts for 20-25%, octanoic acid, accounts for 15-20%, remaining as fourth
Yl benzoic acid, solvent is wiped after superficial residence 20-30 seconds using dry cloth, is placed in 60-70 DEG C of baking oven and is baked 40-50 minutes；
（2）Part after drying is shown on sand-blasting machine progress sandblasting roughening penetrating suction, sandblasting air pressure is 0.5-0.7MPa, after sandblasting
Metal part surface temperature is preheated under plasma flame and reaches 130-150 DEG C, preheated automobile component is fixed on special
On fixture, nano ceramics aggregate powder of AI/Yt is fitted into spray gun, using argon gas as the main gas of plasma spraying, hydrogen for wait from
The auxiliary gas of son spraying, has debugged paint finishing, set voltage as 50-55V, electric current be 520-550A；
（3）Before spraying, the flow of the adjustment main gas of plasma spraying and auxiliary gas, until primary air amount is 45-48L/min, secondary air-flow
Measure as 2.3-2.5L/min, proceed by spraying, powder feed rate is 28-32g/min, and spray distance is 80-110mm, spraying speed
Spend for 30-35mm/s, coating thickness is 150-200um, cooled after spraying with 100-120 DEG C/s speed.
2. a kind of nano coating coating process for being applied to high abrasion automobile component as claimed in claim 1, it is characterised in that step
Suddenly（1）Described in cleaning agent be made up in parts by weight of following component：25-28 parts of diethylene glycol monoleate, dodecane
20-24 parts of base sodium sulphate sodium, 18-20 parts of Boratex, 14-16 parts of HPMA, 12-14 parts of pine tar, isopropyl acetone 10-12
Part, 7-9 parts of sodium selenite, 2-3 parts of sodium hydroxide, 1.5-2.5 parts of alumina powder, EDTA0.5-0.8 parts, 180-200 parts of water.
3. a kind of nano coating coating process for being applied to high abrasion automobile component as claimed in claim 1, it is characterised in that step
Suddenly（2）Described in nano ceramics aggregate powder of AI/Yt consisted of the following composition according to mass percent meter：MgO-La2O3-TiO2System
Nano ceramics accounts for 35-45%, ZrO2-8%Y2O3It is that nano ceramics accounts for 25-35%, SiO2 nano powder and accounts for 5-10%, remaining as Al2O3
Nano powder, mentioned component is mixed 15-20 hours in batch mixer and can obtain described nano ceramics aggregate powder of AI/Yt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710531608.0A CN107299311A (en) | 2017-07-03 | 2017-07-03 | A kind of nano coating coating process for being applied to high abrasion automobile component |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710531608.0A CN107299311A (en) | 2017-07-03 | 2017-07-03 | A kind of nano coating coating process for being applied to high abrasion automobile component |
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| Publication Number | Publication Date |
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| CN107299311A true CN107299311A (en) | 2017-10-27 |
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| CN201710531608.0A Pending CN107299311A (en) | 2017-07-03 | 2017-07-03 | A kind of nano coating coating process for being applied to high abrasion automobile component |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108914042A (en) * | 2018-07-06 | 2018-11-30 | 安徽大地熊新材料股份有限公司 | A kind of preparation method of wear-and corrosion-resistant Sintered NdFeB magnet |
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| WO2006010572A1 (en) * | 2004-07-24 | 2006-02-02 | Ami Doduco Gmbh | Arc splitter for an arcing chamber |
| CN1844442A (en) * | 2006-04-30 | 2006-10-11 | 河海大学 | Method for plasma spraying of wearable coating for aluminium alloy matrix surface |
| CN102732883A (en) * | 2012-06-18 | 2012-10-17 | 北京科技大学 | Precious metal particle dispersed toughened composite thermal barrier coating and its preparation method |
| CN103468428A (en) * | 2013-08-31 | 2013-12-25 | 青岛承天伟业机械制造有限公司 | Simply usable cleaning agent for high-efficiency machinery equipment |
| CN105951028A (en) * | 2016-05-09 | 2016-09-21 | 西安交通大学 | Method for synchronously feeding powder to prepare ceramic based thermal barrier coating of continuous and gradual variation structure |
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2017
- 2017-07-03 CN CN201710531608.0A patent/CN107299311A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006010572A1 (en) * | 2004-07-24 | 2006-02-02 | Ami Doduco Gmbh | Arc splitter for an arcing chamber |
| CN1844442A (en) * | 2006-04-30 | 2006-10-11 | 河海大学 | Method for plasma spraying of wearable coating for aluminium alloy matrix surface |
| CN102732883A (en) * | 2012-06-18 | 2012-10-17 | 北京科技大学 | Precious metal particle dispersed toughened composite thermal barrier coating and its preparation method |
| CN103468428A (en) * | 2013-08-31 | 2013-12-25 | 青岛承天伟业机械制造有限公司 | Simply usable cleaning agent for high-efficiency machinery equipment |
| CN105951028A (en) * | 2016-05-09 | 2016-09-21 | 西安交通大学 | Method for synchronously feeding powder to prepare ceramic based thermal barrier coating of continuous and gradual variation structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108914042A (en) * | 2018-07-06 | 2018-11-30 | 安徽大地熊新材料股份有限公司 | A kind of preparation method of wear-and corrosion-resistant Sintered NdFeB magnet |
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