CN108504878A - A kind of deslagging agent and preparation method thereof and application method - Google Patents
A kind of deslagging agent and preparation method thereof and application method Download PDFInfo
- Publication number
- CN108504878A CN108504878A CN201710857188.5A CN201710857188A CN108504878A CN 108504878 A CN108504878 A CN 108504878A CN 201710857188 A CN201710857188 A CN 201710857188A CN 108504878 A CN108504878 A CN 108504878A
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- Prior art keywords
- deslagging agent
- aqueous solution
- deslagging
- preparation
- cao
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B25/00—Obtaining tin
- C22B25/08—Refining
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
- C22B9/103—Methods of introduction of solid or liquid refining or fluxing agents
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/06—Making non-ferrous alloys with the use of special agents for refining or deoxidising
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of deslagging agent and preparation method thereof and application method, the deslagging agent includes following components by weight percentage：Borax 30 40%, NH4Cl 35‑45%、Na2CO3 8 12%, CaO 8 12% and carbon dust 3% 7%.The deslagging agent that the present invention makes can rapidly decompose the impurity such as iron, aluminium, the carbonoxide in tin aqueous solution, it is allowed to form black scoriform material floats and come out, the effect that removes the gred is more preferable, the Trace Metals Contents in tin aqueous solution are made to reach standard value, the pure of tin aqueous solution is ensured, to improve metal quality.And it can effectively completely cut off air, prevent the secondary oxidation of tin aqueous solution.
Description
Technical field
The present invention relates to tin aqueous solution refining techniques fields, and in particular to a kind of deslagging agent and preparation method thereof and user
Method.
Background technology
Currently, deslagging agent is mainly used for assembling the non-fusant on metallic solution surface, make it easy to remove, it is ensured that metallic solution
It is pure；It is alternatively arranged as high-quality thermal-insulating covering agent and pushing off the slag material, there is thicker insulating layer and excellent pushing off the slag performance, may be used also
Effectively isolation air prevents metallic solution secondary oxidation.
But when Metal Melting, since metallic element is easy to react with the oxygen in air.Such as it is molten in tin alloy
In refining, is reacted due to tin and water or with the oxygen in air, will produce pernicious gas or solid particle polluter, such tin is water-soluble
Liquid will produce when later stage deep processing is cast stomata, forge a knife, slag inclusion etc. one is class quality problems, so must to tin aqueous solution into
Row refining cleaning procedure, currently used method is gas refinement method, and impurity is taken out of by being passed through inert gas to tin aqueous solution,
But that there are energy consumptions is big for this method, separating degree is poor, and the problem of can not prevent tin aqueous solution secondary oxidation.
Therefore, the existing technology needs to be improved and developed.
Invention content
The technical problem to be solved in the present invention is, for the drawbacks described above of the prior art, provide a kind of deslagging agent and its
Preparation method and application method, it is intended to solve tin aqueous solution in the prior art and be easy to react with the oxygen in air, and tin
Impurity in aqueous solution not easy-clear the problem of.
The technical proposal for solving the technical problem of the invention is as follows：
A kind of deslagging agent, wherein include following components by weight percentage：Borax 30-40%, NH4Cl 35-45%、Na2CO3
8-12%, CaO 8-12% and carbon dust 3%-7%.
The deslagging agent, wherein include following components by weight percentage：Borax 35%, NH4Cl 40%、Na2CO3
10%, CaO 10% and carbon dust 5%.
A kind of preparation method based on any one of them deslagging agent as above, wherein including：
Step A, solvent is loaded onto in a container in advance, and carrying out heat treatment makes temperature rise to 80 DEG C -90 DEG C；
Step B, according to said ratio by borax, NH4Cl、Na2CO3, CaO and carbon dust be added in container, and stir to all
Component is all dissolved；
Step C, obtained solution pours into a flat-shaped container after dissolving, and is carried out with 150 DEG C -160 DEG C of temperature
Baking；
Step D, obtained flat crystal after baking is ground into powdery, the deslagging agent is made.
The preparation method of the deslagging agent, wherein in the step A, the dosage of the solvent is that the deslagging agent is total
10 times of weight.
The preparation method of the deslagging agent, wherein further include in the step A：To described molten in the container
While agent is heated, also the solvent is stirred.
The preparation method of the deslagging agent, wherein in the step D, using a lapping machine, the flat crystal is ground
Wear into powdery.
A kind of application method based on any one of them deslagging agent as above, wherein including：
The deslagging agent is thrown in the tin aqueous solution that temperature is 340-380 DEG C, and stirred 10-30 minutes, makes tin aqueous solution
In impurity float out come.
The application method of the deslagging agent, wherein the dispensing ratio is：1 kilogram is launched in 1 ton of tin aqueous solution
The deslagging agent.
Beneficial effects of the present invention：Deslagging agent can rapidly decompose in tin aqueous solution made of the above-mentioned formula of the present invention
The impurity such as iron, aluminium, carbonoxide, are allowed to form black scoriform material floats and come out, and slagging-off effect is more preferable, makes micro- in tin aqueous solution
Amount metal element content reach standard value, it is ensured that tin aqueous solution it is pure, to improve metal quality.And it can effectively completely cut off sky
Gas prevents the secondary oxidation of tin aqueous solution.
Specific implementation mode
To make the objectives, technical solutions, and advantages of the present invention clearer and more explicit, by the following examples to the present invention into one
Step is described in detail.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to limit this hair
It is bright.
The present invention provides a kind of deslagging agent, wherein includes following components by weight percentage：Borax 30-40%, NH4Cl
35-45%、Na2CO3 8-12%, CaO 8-12% and carbon dust 3%-7%.
Deslagging agent can rapidly decompose the impurity such as iron, aluminium, carbonoxide in tin aqueous solution made of the above-mentioned formula of the present invention,
It is allowed to form black scoriform material floats and come out, slagging-off effect is more preferable, and the Trace Metals Contents in tin aqueous solution is made to reach
Standard value, it is ensured that tin aqueous solution it is pure, to improve metal quality.And it can effectively completely cut off air, prevent tin aqueous solution
Secondary oxidation.Also, the floating material that these iron, aluminium, carbonoxide are formed can be used as good thermal-insulating covering agent and pushing off the slag material, no
But what is dissipated outside temperature when can prevent tin aqueous solution melting is too fast, and is also prevented from impurity and enters in tin aqueous solution, ensures
Xi Shui's is pure.
Further, the present invention also provides the preparation method of deslagging agent as described above, the preparation method includes：
Step A, solvent is loaded onto in a container in advance, and carrying out heat treatment makes temperature rise to 80 DEG C -90 DEG C；
Step B, according to said ratio by borax, NH4Cl、Na2CO3, CaO and carbon dust be added in container, and stir to all
Component is all dissolved；
Step C, obtained solution pours into a flat-shaped container after dissolving, and is carried out with 150 DEG C -160 DEG C of temperature
Baking；
Step D, obtained flat crystal after baking is ground into powdery, the deslagging agent is made.
Preferably, in the step A, the dosage of the solvent is 10 times of the deslagging agent total weight.The solvent can
Think water.Preferably, while heating to the solvent in the container, also the solvent is stirred
Processing, then by borax, NH4Cl、Na2CO3, CaO and carbon dust be slowly added into according to said ratio in container.By stirring, make boron
Sand, NH4Cl、Na2CO3, CaO and carbon dust be sufficiently mixed, until all components all dissolve.
Preferably, the roasting mode in the step C is：The plate container is put into an oven, and temperature is set
It is set to 150 DEG C -160 DEG C to be toasted.When it is implemented, borax, NH4Cl、Na2CO3, after CaO and carbon dust dissolve fully, be
Keep the solvent evaporating completely in solution clean, the present invention pours into solution in one flat-shaped container, then holds the tabular
Device is put into an oven, and temperature is set as 150 DEG C -160 DEG C and is toasted.
Preferably, it is by the concrete mode that obtained flat crystal is ground into powdery after baking in the step D：
Using a lapping machine, the flat crystal is ground into powdery.The crystal of sheet is fully ground by using the lapping machine
To powdery so that deslagging agent enhanced convenience when in use.
With embodiment, the present invention is described in detail below.
Embodiment 1
The present embodiment deslagging agent, wherein include following components by weight percentage：Borax 35%, NH4Cl 40%、Na2CO3
10%, CaO 10% and carbon dust 5%.
The preparation method of the present embodiment deslagging agent, includes the following steps：
A, a certain amount of solvent is loaded onto in a container in advance, and carrying out heat treatment makes temperature rise to 85 DEG C, while to institute
Solvent is stated to be stirred；The dosage of the wherein described solvent is 10 times of above-mentioned deslagging agent total weight；
B, according to said ratio by borax, NH4Cl、Na2CO3, CaO and carbon dust be respectively added slowly in container, then stir
It is all dissolved to all components；
C, after waiting for that all components all dissolve, solution is poured into a flat-shaped container, and is put into oven, with 155 DEG C of temperature
Degree is toasted；
D, obtained flat crystal after baking is ground into powdery using lapping machine, the deslagging agent is made.
Embodiment 2
The present embodiment deslagging agent, wherein include following components by weight percentage：Borax 40%, NH4Cl 35%、Na2CO3
11%, CaO 8% and carbon dust 6%.
The preparation method of the present embodiment deslagging agent, includes the following steps：
A, a certain amount of solvent is loaded onto in a container in advance, and carrying out heat treatment makes temperature rise to 90 DEG C；It is wherein described
The dosage of solvent is 10 times of above-mentioned deslagging agent total weight；
B, according to said ratio by borax, NH4Cl、Na2CO3, CaO and carbon dust be slowly added into container, then stir to institute
There is component all to dissolve；
C, after waiting for that all components all dissolve, solution is poured into a flat-shaped container, and is put into oven, with 150 DEG C of temperature
Degree is toasted；
D, obtained flat crystal after baking is ground into powdery using lapping machine, the deslagging agent is made.
Embodiment 3
The present embodiment deslagging agent, wherein include following components by weight percentage：Borax 38%, NH4Cl 42%、Na2CO3
8%, CaO 8% and carbon dust 4%.
The preparation method of the present embodiment deslagging agent, includes the following steps：
A, a certain amount of solvent is loaded onto in a container in advance, and carrying out heat treatment makes temperature rise to 80 DEG C；It is wherein described
The dosage of solvent is 10 times of above-mentioned deslagging agent total weight；
B, according to said ratio by borax, NH4Cl、Na2CO3, CaO and carbon dust be slowly added into container, then stir to institute
There is component all to dissolve；
C, after waiting for that all components all dissolve, solution is poured into a flat-shaped container, and is toasted with 160 DEG C of temperature；
D, obtained flat crystal after baking is ground into powdery, the deslagging agent is made.
Deslagging agent made from above-described embodiment 1-3 is thrown to the tin that temperature is 360 DEG C with certain dispensing ratio respectively
In aqueous solution, the dispensing ratio is：1 kilogram of the deslagging agent is launched in 1 ton of tin aqueous solution, and is stirred 20 points
Clock comes out as a result, it has been found that the impurity such as iron, aluminium, carbonoxide in tin aqueous solution form black scoriform material floats, and slagging-off effect is good.
Also, these floating materials can be used as good thermal-insulating covering agent and pushing off the slag material, make to dissipate outside temperature when tin aqueous solution melting slow
Slowly, heat insulation effect is good, and is also prevented from impurity and enters in tin aqueous solution, ensures that Xi Shui's is pure.
In conclusion a kind of deslagging agent provided by the invention and preparation method thereof and application method, the deslagging agent is by weight
It includes following components to measure percentages：Borax 30-40%, NH4Cl 35-45%、Na2CO3 8-12%, CaO 8-12% and carbon dust 3%-
7%.Iron, aluminium, the carbonoxide made in tin aqueous solution that the deslagging agent that the above-mentioned formula of the present invention is prepared can be more prone to etc. is miscellaneous
Matter forms black scoriform material floats and comes out, and slagging-off effect is more preferable, and the Trace Metals Contents in tin aqueous solution is made to reach mark
Quasi- value, it is ensured that tin aqueous solution it is pure, to improve metal quality.And it can effectively completely cut off air, prevent the two of tin aqueous solution
Secondary oxidation.
It should be understood that the application of the present invention is not limited to the above for those of ordinary skills can
With improvement or transformation based on the above description, all these modifications and variations should all belong to the guarantor of appended claims of the present invention
Protect range.
Claims (8)
1. a kind of deslagging agent, which is characterized in that include following components by weight percentage：Borax 30-40%, NH4Cl 35-
45%、Na2CO3 8-12%, CaO 8-12% and carbon dust 3%-7%.
2. deslagging agent according to claim 1, which is characterized in that include following components by weight percentage：Borax
35%、NH4Cl 40%、Na2CO3 10%, CaO 10% and carbon dust 5%.
3. a kind of preparation method based on claim 1-2 any one of them deslagging agents, which is characterized in that including：
Step A, solvent is loaded onto in a container in advance, and carrying out heat treatment makes temperature rise to 80 DEG C -90 DEG C；
Step B, according to said ratio by borax, NH4Cl、Na2CO3, CaO and carbon dust be added in container, and stir to all
Component is all dissolved；
Step C, obtained solution pours into a flat-shaped container after dissolving, and is carried out with 150 DEG C -160 DEG C of temperature
Baking；
Step D, obtained flat crystal after baking is ground into powdery, the deslagging agent is made.
4. the preparation method of deslagging agent according to claim 3, which is characterized in that in the step A, the use of the solvent
Amount is 10 times of the deslagging agent total weight.
5. the preparation method of deslagging agent according to claim 3, which is characterized in that further include in the step A：To institute
While stating the solvent in container and heated, also the solvent is stirred.
6. the preparation method of deslagging agent according to claim 3, which is characterized in that in the step D, use a lappingout
The flat crystal is ground into powdery by machine.
7. a kind of application method based on claim 1-2 any one of them deslagging agents, which is characterized in that including：
The deslagging agent is thrown in the tin aqueous solution that temperature is 340-380 DEG C, and stirred 10-30 minutes, makes tin aqueous solution
In impurity float out come.
8. the application method of deslagging agent according to claim 7, which is characterized in that the dispensing ratio is：In 1 ton of Xi Shui
1 kilogram of the deslagging agent is launched in solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710857188.5A CN108504878B (en) | 2017-09-21 | 2017-09-21 | Slag remover and preparation method and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710857188.5A CN108504878B (en) | 2017-09-21 | 2017-09-21 | Slag remover and preparation method and use method thereof |
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| CN108504878A true CN108504878A (en) | 2018-09-07 |
| CN108504878B CN108504878B (en) | 2020-10-02 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102329968A (en) * | 2011-08-29 | 2012-01-25 | 宁波金田铜业(集团)股份有限公司 | Scrap brass smelting auxiliary and preparation method thereof |
| CN104357699A (en) * | 2014-09-29 | 2015-02-18 | 苏州有色金属研究院有限公司 | Tin removal refining agent and use thereof |
| CN104928514A (en) * | 2015-06-01 | 2015-09-23 | 上海交通大学 | Fusing agent for non-vacuum casting zinc alloy and preparation method thereof |
-
2017
- 2017-09-21 CN CN201710857188.5A patent/CN108504878B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102329968A (en) * | 2011-08-29 | 2012-01-25 | 宁波金田铜业(集团)股份有限公司 | Scrap brass smelting auxiliary and preparation method thereof |
| CN104357699A (en) * | 2014-09-29 | 2015-02-18 | 苏州有色金属研究院有限公司 | Tin removal refining agent and use thereof |
| CN104928514A (en) * | 2015-06-01 | 2015-09-23 | 上海交通大学 | Fusing agent for non-vacuum casting zinc alloy and preparation method thereof |
Non-Patent Citations (3)
| Title |
|---|
| 《重有色金属材料加工手册》编写组: "《重有色金属材料加工手册 第2分册》", 30 April 1979, 冶金工业出版社 * |
| 唐华等: "高锌黄铜熔炼的精炼除渣", 《冶金丛刊》 * |
| 李云凯，周张健编著: "《陶瓷及其复合材料》", 31 August 2007, 北京理工大学出版社 * |
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Address after: No. 208, Fujin West Road, huangcaolang community, Dalang Town, Dongguan City, Guangdong Province, 523787 Patentee after: DONGGUAN BEST ALLOYS Co.,Ltd. Address before: No. 208, Fujin West Road, huangcaolang community, Dalang Town, Shenzhen City, Guangdong Province Patentee before: DONGGUAN BEST ALLOYS Co.,Ltd. |