CN102756112B - Composite slag remover for casting - Google Patents
Composite slag remover for casting Download PDFInfo
- Publication number
- CN102756112B CN102756112B CN201210267374.0A CN201210267374A CN102756112B CN 102756112 B CN102756112 B CN 102756112B CN 201210267374 A CN201210267374 A CN 201210267374A CN 102756112 B CN102756112 B CN 102756112B
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- CN
- China
- Prior art keywords
- active
- fine powder
- casting
- slag
- deslagging agent
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- 238000005266 casting Methods 0.000 title claims abstract description 13
- 239000002893 slag Substances 0.000 title abstract description 13
- 239000002131 composite material Substances 0.000 title abstract 4
- 239000000843 powder Substances 0.000 claims abstract description 20
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 12
- 235000019353 potassium silicate Nutrition 0.000 claims abstract description 11
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000012545 processing Methods 0.000 claims abstract description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 31
- 239000010451 perlite Substances 0.000 claims description 21
- 235000019362 perlite Nutrition 0.000 claims description 21
- 239000000203 mixture Substances 0.000 claims description 18
- 150000001875 compounds Chemical class 0.000 claims description 17
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 14
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 9
- 239000004115 Sodium Silicate Substances 0.000 claims description 9
- 229910001570 bauxite Inorganic materials 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 9
- 239000010703 silicon Substances 0.000 claims description 9
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 9
- 239000004576 sand Substances 0.000 claims description 4
- 239000002699 waste material Substances 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 10
- 238000012216 screening Methods 0.000 abstract description 9
- 239000010959 steel Substances 0.000 abstract description 6
- 229910000831 Steel Inorganic materials 0.000 abstract description 5
- 229910052742 iron Inorganic materials 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000002184 metal Substances 0.000 abstract description 4
- 229910052751 metal Inorganic materials 0.000 abstract description 4
- 238000002156 mixing Methods 0.000 abstract description 4
- 239000002245 particle Substances 0.000 abstract description 4
- 238000001035 drying Methods 0.000 abstract description 3
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 229910052593 corundum Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 229910001562 pearlite Inorganic materials 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract 1
- 239000002994 raw material Substances 0.000 description 8
- 238000007711 solidification Methods 0.000 description 6
- 230000008023 solidification Effects 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 239000011734 sodium Substances 0.000 description 5
- DBTGFWMBFZBBEF-UHFFFAOYSA-N 2,4-dimethylpentane-2,4-diol Chemical compound CC(C)(O)CC(C)(C)O DBTGFWMBFZBBEF-UHFFFAOYSA-N 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 229910052708 sodium Inorganic materials 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229910001018 Cast iron Inorganic materials 0.000 description 3
- 229910001208 Crucible steel Inorganic materials 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Abstract
The invention discloses a slag remover, in particular relates to a composite slag remover for casting, and belongs to the technical field of metal processing slag removing. The composite slag remover is composed of 75-95 wt% of pearlite fine powder with particle size <0.3mm, 0.2-10wt% of active SiO2, 0.1-5wt% of active Al2O3 and 2-15 wt% of water glass and prepared through even mixing, drying, curing, breaking and screening. The composite slag remover can meet different production requirements from small packets to large packets and from iron casting to steel casting. The produced slag remover is light, quiet on metal liquid, high in melt viscosity after melting, and favorable for slag accretion and slag removing.
Description
Technical field
The present invention relates to a kind of deslagging agent, be specifically related to the compound deslagging agent of a kind of casting, belong to metal processing slagging-off technical field.
Background technology
Original deslagging agent adopts rice-straw ash or asbestos plaster more, because the production environment of this deslagging agent is badly eliminated.Substantially be to take natural peral rock as raw material production deslagging agent now.SiO due to natural peral rock
2, Al
2o
3and K
2o, Na
2the content of the chemical compositions such as O changes, and with it, directly as deslagging agent, uses and to show larger difference, and it expands after fusing in casting iron (steel) water bag, and the poly-slag of the melt of the formation effect of skimming differs, and melt property is uncontrollable, and the effect that removes the gred is unstable; In addition, while manufacturing deslagging agent with natural peral rock, also need to dry below at 800 ℃, remove partially crystallizable water, otherwise, during use, can cause explosion, cause environmental pollution, affect operator's safety.
Summary of the invention
In order to solve the defect existing in above-mentioned prior art, the object of this invention is to provide that a kind of to take perlite fine powder discarded object be primary raw material, make poly-slag and the performance of skimming adjustable, be not only applicable to big or small iron (steel) water bag but also be applicable to the casting deslagging agent of cast iron and steel.
To achieve these goals, the present invention adopts following technical scheme: a kind of casting deslagging agent, comprise perlite fine powder, and in its component, going back admixture has active SiO
2, active A l
2o
3mix with waterglass; The percentage by weight that its each component accounts for this mixture is: perlite fine powder 75-95%, active SiO
20.2-10%, active A l
2o
30.1-5% and waterglass 2-15%; Mix, dry solidification, crushing and screening be prepared from.
Wherein, detailed catalogue waste residue when perlite is selected mine processing sand grains, its granularity <0.3mm; Active SiO
2select silicon ash or white carbon; Active A l
2o
3select light-burned bauxite or activated alumina; Waterglass is selected KP1 or sodium silicate, and KP1 or sodium silicate are used mainly as adhesive.
The casting deslagging agent that adopts as above technical scheme preparation and obtain, its beneficial effect is as follows: with perlite fine powder discarded object, be 1) primary raw material, with active SiO
20.2-10%, active A l
2o
30.1-5% and waterglass can make chemical composition adjustable after mixing, and melt property is controlled, can meet from parcel to large bag different poly-slag and the requirement of skimming from cast iron to cast steel.2) the deslagging agent body of producing is light, quiet while being put on molten metal, can explosion, and overcome when existing graininess deslagging agent is used and can cause explosion, splash periphery, the drawback of contaminated environment; 3) in use, the melt viscosity after fusing is high for this deslagging agent, the efficiency that can improve poly-slag and skim; 4) realized the waste residue recycling after perlite mine processing sand grains, energy-saving and cost-reducing, benefit the nation and the people, meet the policy of national mineral resources comprehensive utilization, be conducive to apply.
The specific embodiment
The present invention casts with deslagging agent, comprises perlite fine powder, and in its component, going back admixture has active SiO
2, active A l
2o
3mix with waterglass; The percentage by weight that its each component accounts for this mixture is: perlite fine powder 75-95%, active SiO
20.2-10%, active A l
2o
30.1-5% and waterglass 2-15% mix, dry solidification, crushing and screening are prepared from.
Wherein, detailed catalogue waste residue when perlite is selected mine processing sand grains, its granularity <0.3mm; Active SiO
2select silicon ash or white carbon; Active A l
2o
3select light-burned bauxite or activated alumina; Waterglass is selected KP1 or sodium silicate, and KP1 or sodium silicate are used mainly as adhesive.
Example 1:
In 5 tons of electric furnace molten iron, use compound deslagging agent, raw material choose: perlite fine powder 75 % by weight, silicon ash 10 % by weight, light-burned bauxite 5 % by weight, KP1 10 % by weight mix, dry solidification, crushing and screening are prepared from as compound deslagging agent;
The chemical composition of this compound deslagging agent product is as follows: SiO
274%, Al
2o
313%, CaO1.0%, MgO0.7%, Na
2o3.0%, K
2o4.5%, all the other are trace impurity.
Example 2:
The compound deslagging agent of parcel molten iron, raw material choose: perlite fine powder, white carbon, light-burned bauxite and sodium silicate; The content of its each component is: perlite fine powder 80 % by weight, white carbon 2 % by weight, light-burned bauxite 3 % by weight and sodium silicate 15 % by weight mix, dry solidification, crushing and screening are prepared from.
The chemical composition of this compound deslagging agent product is as follows: SiO
273%, Al
2o
313%, CaO1.0%, MgO0.7%, Na
2o4.5%, K
2o3.5%, all the other are trace impurity.
Example 3:
The compound deslagging agent of molten steel, raw material choose: perlite fine powder, silicon ash, activated alumina and KP1; The content of its each component is: perlite fine powder 85 % by weight, silicon ash 8 % by weight, activated alumina 5 % by weight and KP1 2 % by weight mix, dry solidification, crushing and screening are prepared from.
The chemical composition of this compound deslagging agent product is as follows: SiO
275%, Al
2o
314%, CaO1.0%, MgO0.7%, Na
2o3.0%, K
2o4.0%, all the other are trace impurity.
Example 4:
The compound deslagging agent of molten steel, raw material choose: perlite fine powder, silicon ash, light-burned bauxite KP1; The content of its each component is: perlite fine powder 95 % by weight, silicon ash 0.2 % by weight, light-burned bauxite 0.1 % by weight and KP1 4.7 % by weight mix, dry solidification, crushing and screening are prepared from.
This compound deslagging agent product chemical composition is as follows: SiO
272%, Al
2o
312%, CaO1.0%, MgO0.7%, Na
2o3.5%, K
2o4.0%, all the other are trace impurity.
The preparation method of above-mentioned four examples is identical, adopt conventional equipment and manufacture craft, its step is as follows: 1) in the ratio of product requirement choose in perlite fine powder, silicon ash or white carbon any, any weighs respectively in rear input mixer in light-burned bauxite or activated alumina, dry method mixes; 2) get in KP1 after weighing or sodium silicate any, in the hot water of 80 ℃, be dissolved into the aqueous solution; 3) in the raw material mixing in step 1) dry method, add step 2) after the KP1 solution or sodium silicate solution that change into, mixing and stirring; 4) compound stalk forming or extruder for shaping are bar or bulk; Extruder used can be selected common pressure brick formula extruder, also can be with the extruder of other type; 5) bar after step 4) moulding or bulk are placed in drying machine and are dried, bake out temperature <400 ℃; Also can be natural drying; 6), by dried of step 5) or bulk, drop into fragmentation in disintegrating machine, then through screening, after product inspection is qualified, packing is dispatched from the factory.
After step 6) crushing and screening, for the deslagging agent particle size range of cast iron, be 0.3 ~ 0.6mm, 0.25 ~ 1mm, 1 ~ 2mm; Deslagging agent particle size range for cast steel is 0.25 ~ 3mm, 2 ~ 3mm, 3 ~ 5mm;
Because casting does not also have national standard and industry standard at present with compound deslagging agent, for the existing company standard of test stone employing Linying County Yu Zhong ferroalloy Co., Ltd of this compound deslagging agent product; Meeting enterprise's casting with the requirement of compound deslagging agent qualified products is: the compound deslagging agent of above-mentioned particle size range regulation, and the amount that meets granularity requirements should surpass 90% of total amount; Fine powder amount below 0.1mm is lower than 0.5% of total amount; Bulk density is 1 ± 0.2t/m
3; For the product that is up to the standards.
Claims (1)
1. the compound deslagging agent of casting, comprises perlite fine powder, and in its component, going back admixture has active SiO
2, active A l
2o
3mix with waterglass; The percentage by weight that its each component accounts for this mixture is: perlite fine powder 75-95%, active SiO
20.2-10%, active A l
2o
30.1-5% and waterglass 2-15%; Wherein, fine powder waste residue when described perlite fine powder is processing perlite sand grains, its granularity is <0.3mm; Active SiO
2for silicon ash or white carbon; Active A l
2o
3for light-burned bauxite or activated alumina; Waterglass is KP1 or sodium silicate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210267374.0A CN102756112B (en) | 2012-07-31 | 2012-07-31 | Composite slag remover for casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210267374.0A CN102756112B (en) | 2012-07-31 | 2012-07-31 | Composite slag remover for casting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102756112A CN102756112A (en) | 2012-10-31 |
| CN102756112B true CN102756112B (en) | 2014-11-26 |
Family
ID=47050894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210267374.0A Active CN102756112B (en) | 2012-07-31 | 2012-07-31 | Composite slag remover for casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102756112B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104419837A (en) * | 2013-09-09 | 2015-03-18 | 宁波金田铜业(集团)股份有限公司 | Tin bronze slag conglomeration agent and preparation method thereof |
| CN104762433A (en) * | 2015-04-07 | 2015-07-08 | 舞钢市宇达节能冶金材料有限公司 | Cast iron metal liquid detergent |
| CN104928498A (en) * | 2015-07-20 | 2015-09-23 | 万燕杰 | Slag collecting agent used for aluminium metallurgy and preparation method thereof |
| CN107130083A (en) * | 2017-05-17 | 2017-09-05 | 丹晟实业（上海）有限公司 | A kind of efficient iron liquid slagging-off thermal-insulating covering agent of aluminosilicate |
| CN107937664A (en) * | 2017-11-21 | 2018-04-20 | 张家港市华孚实业有限公司 | Slag conglomeration agent based on perlite and preparation method thereof |
| CN109295278B (en) * | 2018-09-26 | 2020-09-08 | 河南大业冶金铸造材料有限公司 | Active slag remover for casting and preparation method thereof |
| CN114734035A (en) * | 2022-03-14 | 2022-07-12 | 嘉兴数字三维智能制造研究院有限公司 | Metal powder for 3D printing and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1032959A (en) * | 1987-11-04 | 1989-05-17 | 唐国进 | Floss collecting agent for temperature isolation |
| CN1283532A (en) * | 2000-08-08 | 2001-02-14 | 华中科技大学 | Slag-trapping covering agent for casting and its pre-treating process |
| CN1883849A (en) * | 2005-06-24 | 2006-12-27 | 叶和辉 | Thermal insulation deslagging agent for liquid metal |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5338096B2 (en) * | 2008-03-21 | 2013-11-13 | 宇部興産株式会社 | Slag removing material and slag removing method |
-
2012
- 2012-07-31 CN CN201210267374.0A patent/CN102756112B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1032959A (en) * | 1987-11-04 | 1989-05-17 | 唐国进 | Floss collecting agent for temperature isolation |
| CN1283532A (en) * | 2000-08-08 | 2001-02-14 | 华中科技大学 | Slag-trapping covering agent for casting and its pre-treating process |
| CN1883849A (en) * | 2005-06-24 | 2006-12-27 | 叶和辉 | Thermal insulation deslagging agent for liquid metal |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2009-228042A 2009.10.08 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102756112A (en) | 2012-10-31 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: HENAN YINGCHUAN NEW MATERIAL TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: LINYING YUZHONG FERROALLOYS CO., LTD. Effective date: 20130905 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20130905 Address after: Industrial agglomeration area of Linying County of Henan Province Applicant after: Henan Yingchuan New Material Technology Co., Ltd. Address before: 462600, Henan Province, Linying County, Luohe Huanglong Development Zone, the first ring road Applicant before: Linying Yuzhong Ferroalloys Co., Ltd. |
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| ASS | Succession or assignment of patent right |
Owner name: HENAN YUZHONG FERROALLOYS CO., LTD. Free format text: FORMER OWNER: HENAN YINGCHUAN NEW MATERIAL TECHNOLOGY CO., LTD. Effective date: 20140225 |
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Effective date of registration: 20140225 Address after: 462600 north side of East Ring Road, Huanglong Development Zone, Linying County, Henan Applicant after: Henan Yuzhong Ferroalloys Co., Ltd. Address before: Industrial agglomeration area of Linying County of Henan Province Applicant before: Henan Yingchuan New Material Technology Co., Ltd. |
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| C14 | Grant of patent or utility model | ||
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Address after: 462600 North of East Section of First Ring Road, Huanglong Development Zone, Linying County, Henan Province Patentee after: Henan Yuzhong New Materials Co., Ltd. Address before: 462600 North of East Section of First Ring Road, Huanglong Development Zone, Linying County, Henan Province Patentee before: Henan Yuzhong Ferroalloys Co., Ltd. |
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