CN104211417B - A kind of smelting schreyerite castable in main trough - Google Patents
A kind of smelting schreyerite castable in main trough Download PDFInfo
- Publication number
- CN104211417B CN104211417B CN201410445397.5A CN201410445397A CN104211417B CN 104211417 B CN104211417 B CN 104211417B CN 201410445397 A CN201410445397 A CN 201410445397A CN 104211417 B CN104211417 B CN 104211417B
- Authority
- CN
- China
- Prior art keywords
- parts
- castable
- aluminium
- silicon
- metallic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Ceramic Products (AREA)
Abstract
The invention discloses a kind of smelting schreyerite castable in main trough, the raw material of described castable contains Brown Alundum, dense alumina, high grade bauxite, carborundum, aluminium oxide, silicon aluminium gel powder, composite carbon fine powder, pure calcium aluminate cement, explosion-proof fiber, Ludox.The present invention constructs good fluidity, corrodes little, and abrasion resistance and high-temperature behavior are good, and cost reduces simultaneously, and comprehensive benefit improves.
Description
[technical field]
The present invention relates to the technical field of refractory material, particularly a kind of technical field smelting schreyerite castable in main trough.
[background technology]
Along with vanadium titano-magnetite is used for the development of the technology smelted, the raising of the capacity factor of a blast furnace, ferrum yield dramatically increases, in addition the vanadium titano-magnetite taste for smelting is low, the quantity of slag big, accelerates the erosion to iron tap channel, washes away, and iron runner material dry slag situation is serious simultaneously, the service life of blast furnace iron outlet groove greatly reduces, causing that refractory consumption rate increases, the labor intensity of stokehold workman is big, and our company has successfully developed long-life vanadium titanium castable in main trough in view of the particularity of slag.
[summary of the invention]
The purpose of the present invention solves the problems of the prior art exactly, propose one and smelt schreyerite castable in main trough, the resistance to elevated temperatures of the cast ditch made with this material can be improved, resistance to slag and the erosion-resisting characteristics of castable can be improved, the removability of slag can be good simultaneously, slag resistance is good, long service life.
For achieving the above object, the present invention proposes a kind of smelting schreyerite castable in main trough, the raw material of castable contains Brown Alundum, dense alumina, high grade bauxite, carborundum, aluminium oxide, silicon aluminium gel powder, composite carbon fine powder, pure calcium aluminate cement, explosion-proof fiber, Ludox, described composite carbon fine powder includes carbon materials, metallic silicon, metallic aluminium, Colophonium and resin, and the percentage ratio of the described each component of composite carbon fine powder is: carbon materials: 50～70 parts；Metallic silicon: 3～5 parts；Metallic aluminium: 3～5 parts；Colophonium: 10～20 parts；Resin: 3～5 parts, after described carbon materials, silicon, metallic aluminium, Colophonium and resinoid bond mix homogeneously, by mixture kneading, pelletize, burns till, grinds, possibly together with boron nitride in described castable.
As preferably, described carbon materials is graphite or coke.
As preferably, in castable, each constituent mass ratio is: Brown Alundum: 30～50 parts；Dense alumina: 20～30 parts；High grade bauxite: 3～5 parts；Carborundum: 15～20 parts；Aluminium oxide: 1～6 part；Silicon aluminium gel powder: 3～5 parts；Composite carbon fine powder: 2～6 parts；Pure calcium aluminate cement: 2～6 parts；Metallic silicon: 3～6 parts；Metallic aluminium powder: 5～10 parts；Explosion-proof fiber: 12～18 parts；Ludox: 8～16 parts；Boron nitride: 3～10 parts.
As preferably, in castable, each constituent mass ratio is: Brown Alundum: 34 parts；Dense alumina: 25 parts；High grade bauxite: 4 parts；Carborundum: 16 parts；Aluminium oxide: 4 parts；Silicon aluminium gel powder: 3 parts；Composite carbon fine powder: 3 parts；Pure calcium aluminate cement: 4 parts；Metallic silicon: 4 parts；Metallic aluminium powder: 6 parts；Explosion-proof fiber: 12 parts；Ludox: 8 parts；Boron nitride: 4 parts.
As preferably, in castable, each constituent mass ratio is: Brown Alundum: 37 parts；Dense alumina: 22 parts；High grade bauxite: 5 parts；Carborundum: 18 parts；Aluminium oxide: 3 parts；Silicon aluminium gel powder: 5 parts；Composite carbon fine powder: 3 parts；Pure calcium aluminate cement: 5 parts；Metallic silicon: 5 parts；Metallic aluminium powder 7 parts；Explosion-proof fiber: 14 parts；Ludox: 14 parts；Boron nitride: 6 parts.
As preferably, in castable, each constituent mass ratio is: Brown Alundum: 41 parts；Dense alumina: 22 parts；High grade bauxite: 5 parts；Carborundum: 19 parts；Aluminium oxide: 6 parts；Silicon aluminium gel powder: 4 parts；Composite carbon fine powder: 3 parts；Pure calcium aluminate cement: 6 parts；Metallic silicon: 4 parts；Metallic aluminium powder: 10 parts；Explosion-proof fiber: 17 parts；Ludox: 15 parts；Boron nitride: 9 parts.
Beneficial effects of the present invention: the present invention is by by silicon aluminium gel powder and high grade bauxite, in Low Cement Castable, the generting machanism of mullite belongs to dissolving-precipitation, compared with Brown Alundum, high grade bauxite is more beneficial for the generation of mullite, therefore adds high grade bauxite and be more beneficial for improving the hot high-temperature behavior of ultra-low cement deposit material；The present invention adds a kind of composite carbon fine powder replace being directly added into carbon materials, this composite carbon fine powder is to be mixed homogeneously with the antioxidant such as metallic silicon, metallic aluminium by carbon materials, add Colophonium-resinoid bond through kneading, pelletize, burn till, grind and make, decrease the generation of titanium carbide, thus reducing adverse effect material workability brought because adding carbon element；The present invention adds boron nitride, and consequently reduces the consumption of carborundum, thus improving resistance to slag and the erosion-resisting characteristics of castable.
Inventive feature and advantage will be described in detail by embodiment.
[detailed description of the invention]
One of the present invention smelts schreyerite castable in main trough, the raw material of castable contains Brown Alundum, dense alumina, high grade bauxite, carborundum, aluminium oxide, silicon aluminium gel powder, composite carbon fine powder, pure calcium aluminate cement, explosion-proof fiber, Ludox, described composite carbon fine powder includes carbon materials, metallic silicon, metallic aluminium, Colophonium and resin, and the percentage ratio of the described each component of composite carbon fine powder is: carbon materials: 50～70 parts；Metallic silicon: 3～5 parts；Metallic aluminium: 3～5 parts；Colophonium: 10～20 parts；Resin: 3～5 parts, after described carbon materials, silicon, metallic aluminium, Colophonium and resinoid bond mix homogeneously, by mixture kneading, pelletize, burns till, grinds, possibly together with boron nitride in described castable.Described carbon materials is graphite or coke.In castable, each constituent mass ratio is: Brown Alundum: 30～50 parts；Dense alumina: 20～30 parts；High grade bauxite: 3～5 parts；Carborundum: 15～20 parts；Aluminium oxide: 1～6 part；Silicon aluminium gel powder: 3～5 parts；Composite carbon fine powder: 2～6 parts；Pure calcium aluminate cement: 2～6 parts；Metallic silicon: 3～6 parts；Metallic aluminium powder: 5～10 parts；Explosion-proof fiber: 12～18 parts；Ludox: 8～16 parts；Boron nitride: 3～10 parts.In castable, each constituent mass ratio is: Brown Alundum: 34 parts；Dense alumina: 25 parts；High grade bauxite: 4 parts；Carborundum: 16 parts；Aluminium oxide: 4 parts；Silicon aluminium gel powder: 3 parts；Composite carbon fine powder: 3 parts；Pure calcium aluminate cement: 4 parts；Metallic silicon: 4 parts；Metallic aluminium powder: 6 parts；Explosion-proof fiber: 12 parts；Ludox: 8 parts；Boron nitride: 4 parts.In castable, each constituent mass ratio is: Brown Alundum: 37 parts；Dense alumina: 22 parts；High grade bauxite: 5 parts；Carborundum: 18 parts；Aluminium oxide: 3 parts；Silicon aluminium gel powder: 5 parts；Composite carbon fine powder: 3 parts；Pure calcium aluminate cement: 5 parts；Metallic silicon: 5 parts；Metallic aluminium powder 7 parts；Explosion-proof fiber: 14 parts；Ludox: 14 parts；Boron nitride: 6 parts.In castable, each constituent mass ratio is: Brown Alundum: 41 parts；Dense alumina: 22 parts；High grade bauxite: 5 parts；Carborundum: 19 parts；Aluminium oxide: 6 parts；Silicon aluminium gel powder: 4 parts；Composite carbon fine powder: 3 parts；Pure calcium aluminate cement: 6 parts；Metallic silicon: 4 parts；Metallic aluminium powder: 10 parts；Explosion-proof fiber: 17 parts；Ludox: 15 parts；Boron nitride: 9 parts.
nullOne of the present invention smelts schreyerite castable in main trough，The present invention adds silicon aluminium gel powder and instead of most pure calcium aluminate cement，And add high grade bauxite Substitute For Partial Brown Alundum，In Low Cement Castable, the generting machanism of mullite belongs to dissolving-precipitation，Compared with Brown Alundum，High grade bauxite is more beneficial for the generation of mullite，Therefore add high grade bauxite and be more beneficial for improving the hot high-temperature behavior of ultra-low cement deposit material，Add a kind of composite carbon fine powder to replace being directly added into carbon materials，This composite carbon fine powder is by carbon materials and metallic silicon、The antioxidant mix homogeneously such as metallic aluminium，Add Colophonium-resinoid bond through kneading、Pelletize、Burn till、Grinding is made，Decrease the generation of titanium carbide，Thus reducing adverse effect material workability brought because adding carbon element，Add boron nitride，And consequently reduce the consumption of carborundum，Thus improving resistance to slag and the erosion-resisting characteristics of castable，This product has construction good fluidity，Corrode little，Abrasion resistance and the characteristic such as high-temperature behavior is good and cost reduce，Comprehensive benefit carries high.
Above-described embodiment is the description of the invention, is not limitation of the invention, any scheme after simple transformation of the present invention is belonged to protection scope of the present invention.
Claims (6)
1. smelt schreyerite castable in main trough for one kind, it is characterized in that: the raw material of castable contains Brown Alundum, dense alumina, high grade bauxite, carborundum, aluminium oxide, silicon aluminium gel powder, composite carbon fine powder, pure calcium aluminate cement, explosion-proof fiber, Ludox, described composite carbon fine powder includes carbon materials, metallic silicon, metallic aluminium, Colophonium and resin, and the percentage ratio of the described each component of composite carbon fine powder is: carbon materials: 50～70 parts；Metallic silicon: 3～5 parts；Metallic aluminium: 3～5 parts；Colophonium: 10～20 parts；Resin: 3～5 parts, after described carbon materials, silicon, metallic aluminium, Colophonium and resinoid bond mix homogeneously, by mixture kneading, pelletize, burns till, grinds, possibly together with boron nitride in described castable.
2. a kind of smelting schreyerite castable in main trough as claimed in claim 1, it is characterised in that: described carbon materials is graphite or coke.
3. a kind of smelting schreyerite castable in main trough as claimed in claim 1, it is characterised in that: in castable, each constituent mass ratio is: Brown Alundum: 30～50 parts；Dense alumina: 20～30 parts；High grade bauxite: 3～5 parts；Carborundum: 15～20 parts；Aluminium oxide: 1～6 part；Silicon aluminium gel powder: 3～5 parts；Composite carbon fine powder: 2～6 parts；Pure calcium aluminate cement: 2～6 parts；Metallic silicon: 3～6 parts；Metallic aluminium powder: 5～10 parts；Explosion-proof fiber: 12～18 parts；Ludox: 8～16 parts；Boron nitride: 3～10 parts.
4. a kind of smelting schreyerite castable in main trough as claimed in claim 1, it is characterised in that: in castable, each constituent mass ratio is: Brown Alundum: 34 parts；Dense alumina: 25 parts；High grade bauxite: 4 parts；Carborundum: 16 parts；Aluminium oxide: 4 parts；Silicon aluminium gel powder: 3 parts；Composite carbon fine powder: 3 parts；Pure calcium aluminate cement: 4 parts；Metallic silicon: 4 parts；Metallic aluminium powder: 6 parts；Explosion-proof fiber: 12 parts；Ludox: 8 parts；Boron nitride: 4 parts.
5. a kind of smelting schreyerite castable in main trough as claimed in claim 1, it is characterised in that: in castable, each constituent mass ratio is: Brown Alundum: 37 parts；Dense alumina: 22 parts；High grade bauxite: 5 parts；Carborundum: 18 parts；Aluminium oxide: 3 parts；Silicon aluminium gel powder: 5 parts；Composite carbon fine powder: 3 parts；Pure calcium aluminate cement: 5 parts；Metallic silicon: 5 parts；Metallic aluminium powder 7 parts；Explosion-proof fiber: 14 parts；Ludox: 14 parts；Boron nitride: 6 parts.
6. a kind of smelting schreyerite castable in main trough as claimed in claim 1, it is characterised in that: in castable, each constituent mass ratio is: Brown Alundum: 41 parts；Dense alumina: 22 parts；High grade bauxite: 5 parts；Carborundum: 19 parts；Aluminium oxide: 6 parts；Silicon aluminium gel powder: 4 parts；Composite carbon fine powder: 3 parts；Pure calcium aluminate cement: 6 parts；Metallic silicon: 4 parts；Metallic aluminium powder: 10 parts；Explosion-proof fiber: 17 parts；Ludox: 15 parts；Boron nitride: 9 parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410445397.5A CN104211417B (en) | 2014-09-03 | 2014-09-03 | A kind of smelting schreyerite castable in main trough |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410445397.5A CN104211417B (en) | 2014-09-03 | 2014-09-03 | A kind of smelting schreyerite castable in main trough |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104211417A CN104211417A (en) | 2014-12-17 |
| CN104211417B true CN104211417B (en) | 2016-07-06 |
Family
ID=52093383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410445397.5A Active CN104211417B (en) | 2014-09-03 | 2014-09-03 | A kind of smelting schreyerite castable in main trough |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104211417B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105777146A (en) * | 2015-10-29 | 2016-07-20 | 长兴云峰炉料有限公司 | Boron nitride reinforced iron runner material |
| CN105777147A (en) * | 2015-10-29 | 2016-07-20 | 长兴云峰炉料有限公司 | Durable blowpipe material |
| CN108689693A (en) * | 2017-04-11 | 2018-10-23 | 江苏江能新材料科技有限公司 | A kind of water cooled cover marginal zone castable |
| CN110526689B (en) * | 2019-09-27 | 2022-08-09 | 长兴云峰炉料有限公司 | High-strength blast furnace taphole channel prefabricated part and preparation method thereof |
| CN112521136A (en) * | 2020-12-01 | 2021-03-19 | 北京金隅通达耐火技术有限公司 | Castable for hazardous waste disposal industry |
| CN114685174B (en) * | 2022-04-27 | 2023-07-14 | 长兴明天炉料有限公司 | High-strength light iron runner and preparation method thereof |
| CN117776690B (en) * | 2024-02-27 | 2024-05-31 | 北京利尔高温材料股份有限公司 | Sol-combined blast furnace iron runner gunning material |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1341573A (en) * | 2000-09-06 | 2002-03-27 | 冶金工业部洛阳耐火材料研究院 | Baking-free rumming mass for iron tap channel of blast furnace and its preparation method |
| CN102557696A (en) * | 2012-03-15 | 2012-07-11 | 长兴明天炉料有限公司 | Gunning material for main tapping channel of single-taphole blast furnace |
| CN103880454A (en) * | 2014-03-28 | 2014-06-25 | 长兴明天炉料有限公司 | Tap hole reclaimed material recycled quick-dry anti-explosion castable |
-
2014
- 2014-09-03 CN CN201410445397.5A patent/CN104211417B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1341573A (en) * | 2000-09-06 | 2002-03-27 | 冶金工业部洛阳耐火材料研究院 | Baking-free rumming mass for iron tap channel of blast furnace and its preparation method |
| CN102557696A (en) * | 2012-03-15 | 2012-07-11 | 长兴明天炉料有限公司 | Gunning material for main tapping channel of single-taphole blast furnace |
| CN103880454A (en) * | 2014-03-28 | 2014-06-25 | 长兴明天炉料有限公司 | Tap hole reclaimed material recycled quick-dry anti-explosion castable |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104211417A (en) | 2014-12-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104211417B (en) | A kind of smelting schreyerite castable in main trough | |
| CN107673756B (en) | Mineral hot furnace magnesia anhydrous stemming and preparation method thereof | |
| CN105906359A (en) | Environment-friendly stemming and preparation method thereof | |
| CN102336574A (en) | Method for producing waterless taphole mix for blast furnace from high-alumina waste refractory materials | |
| CN102850065A (en) | Magnesium-iron-aluminum composite spinel brick for cement kiln high-temperature zone and manufacturing method thereof | |
| CN103864448B (en) | Water-free stemming for medium and large blast furnace | |
| CN101693625A (en) | Smashing and hitting material for blast furnace iron outlet groove | |
| CN103113120A (en) | Phosphate-combined iron runner spraying paint for hot-state repairing | |
| WO2020108122A1 (en) | Method for fabricating high thermal conductivity castable material, for blast furnace bottom hearth, as replacement for carbon brick | |
| CN103073311B (en) | Fast fill pouring material for working lining of swinging chute and preparation method of material thereof | |
| CN103724024A (en) | Torpedo ladle lining repair gunning mix | |
| CN105152660A (en) | Modified aluminum oxide-silicon carbide-carbon brick for torpedo ladle and preparation method therefor | |
| CN103044040B (en) | Anhydrous stemming for tapping hole of blast furnace and preparation method thereof | |
| CN104326756B (en) | A kind of pitch bonding agent and preparation method thereof for ultramicropore brick fuel | |
| CN103613393B (en) | A kind of blast furnace lining brick fuel and preparation method thereof | |
| CN103600310B (en) | A kind of abrasive wheel for abrasion of steel ball formula | |
| CN101654369A (en) | Method for preparing Fe-Sialon fire-proof raw materials | |
| CN105732056A (en) | Baking-free ramming mass for blast furnace iron runners | |
| CN103553654B (en) | Al2O3-Si2N2O-C castable for blast furnace iron tap channel and preparation method thereof | |
| CN101602609B (en) | Method for preparing Fe-Si3N4 fireproof raw material | |
| CN103073316B (en) | Gunning mix for main iron runner of blast furnace and preparation method thereof | |
| CN108675774A (en) | A kind of environmentally friendly anhydrous stemming of mineral hot furnace | |
| CN101602603B (en) | Molten iron erosion-resisting blast furnace carbon brick and preparation method thereof | |
| CN105439576A (en) | Preparation method of water slag ditch abrasive | |
| CN101654373A (en) | Method for preparing Fe-Sialon spinel complex phase fire-proof material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |