CN106242538A - A kind of novel homogeneous material stemming - Google Patents
A kind of novel homogeneous material stemming Download PDFInfo
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- CN106242538A CN106242538A CN201610762128.0A CN201610762128A CN106242538A CN 106242538 A CN106242538 A CN 106242538A CN 201610762128 A CN201610762128 A CN 201610762128A CN 106242538 A CN106242538 A CN 106242538A
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
- C04B35/101—Refractories from grain sized mixtures
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3427—Silicates other than clay, e.g. water glass
- C04B2235/3463—Alumino-silicates other than clay, e.g. mullite
- C04B2235/3481—Alkaline earth metal alumino-silicates other than clay, e.g. cordierite, beryl, micas such as margarite, plagioclase feldspars such as anorthite, zeolites such as chabazite
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/349—Clays, e.g. bentonites, smectites such as montmorillonite, vermiculites or kaolines, e.g. illite, talc or sepiolite
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3817—Carbides
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3852—Nitrides, e.g. oxynitrides, carbonitrides, oxycarbonitrides, lithium nitride, magnesium nitride
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/54—Particle size related information
- C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
- C04B2235/5427—Particle size related information expressed by the size of the particles or aggregates thereof millimeter or submillimeter sized, i.e. larger than 0,1 mm
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Abstract
The invention discloses a kind of novel homogeneous material stemming, including following components and each constituent mass ratio be: particle diameter is the Brown Alundum of 1~3mm: 18~20 parts;Particle diameter is the Brown Alundum of 3~5mm: 10~13 parts;Particle diameter is the Brown Alundum of 5~8mm: 12~15 parts, the particle diameter Brown Alundum less than 1mm: 18~22 parts;Alumina homogeneous material: 20~25 parts, silicon carbide micro-powder: 10~20 parts;Clay: 15~20 parts;Al4SiC4Powder body: 2~5 parts;Ferro-silicon nitride: 5~10 parts;Sericite: 5~10 parts;Coke powder: 8~15 parts, environmental protection combined binder: 10~25 parts, compared with prior art, has higher cold crushing strength and high temperature break resistant intensity, and performance is more stable, improves resistance to slag corrosion and iron-resistant water erosion.
Description
[technical field]
The present invention relates to the technical field of refractory material, the technical field of a kind of novel homogeneous material stemming.
[background technology]
Chinese large-sized blast furnace is typically provided 1 accident cinder notch and 1~4 tapping hole, the slag iron of tapping hole discharge every day
A lot.Stemming, in addition to botting and the effect stably tapped a blast furnace, is also endowed protection cupola well, extends the blast furnace bottom side brick longevity
The function of life, water stemming material is because bulk density is little, sintering character is poor, sintering shrinkage is high, be easily generated crackle, the ferrum of resistance to slag aggressivity
Can difference etc. shortcoming and be difficult to meet needs, anhydrous stemming typically combines silicon nitride, coke powder, bonding clay etc. with corundum, carborundum
For primary raw material, simultaneously with addition of different additives, make bonding agent, the Al of this stemming with carbolineum, washing oil or tar2O3Content
About 30%, bulk density is at about 1.8g/cm3, and compressive resistance is about 15MPa, and rupture strength is at about 4MPa, pressure
Intensity and rupture strength are poor, and its non-oxidizability and anti-slag, iron-resistant water erosion are the most poor simultaneously.
[summary of the invention]
The purpose of the present invention solves the problems of the prior art exactly, proposes a kind of novel homogeneous material stemming, has higher
Cold crushing strength and high temperature break resistant intensity, and performance is more stable, improves resistance to slag corrosion and iron-resistant water erosion.
For achieving the above object, the present invention proposes a kind of novel homogeneous material stemming, including following components and each component matter
Amount ratio is: particle diameter is the Brown Alundum of 1~3mm: 18~20 parts;Particle diameter is the Brown Alundum of 3~5mm: 10~13 parts;Particle diameter is 5
~the Brown Alundum of 8mm: 12~15 parts, the particle diameter Brown Alundum less than 1mm: 18~22 parts;Alumina homogeneous material: 20~25 parts, carbonization
Silicon powder: 10~20 parts;Clay: 15~20 parts;Al4SiC4Powder body: 2~5 parts;Ferro-silicon nitride: 5~10 parts;Sericite: 5~10
Part;Coke powder: 8~15 parts, environmental protection combined binder: 10~25 parts.
As preferably, described Alumina homogeneous material is with alumine as base material, be equipped with appropriate gangue and active alpha-
Al2O3Micropowder, uses homogenizing process and high temperature sintering to prepare Alumina homogeneous material Al2O3Not less than 98.5%, alumine be 85~
90 parts;Gangue is 5~8 parts;Active alpha-Al2O3Micropowder is 1~3 part;Sintering temperature is 1550~1600 degree.
As preferably, described silicon carbide micro-powder is black silicon carbide micropowder.
As preferably, described environmental protection combined binder is the mixture of glucose and waterglass, glucose and waterglass
Mass ratio is 5:1.
As preferably, described each constituent mass ratio is: particle diameter is the Brown Alundum of 1~3mm: 18 parts;Particle diameter is 3~5mm
Brown Alundum: 10 parts;Particle diameter is the Brown Alundum of 5~8mm: 12 parts, the particle diameter Brown Alundum less than 1mm: 18 parts;Alumina homogeneous material:
20 parts, silicon carbide micro-powder: 10 parts;Clay: 15 parts;Al4SiC4Powder body: 2 parts;Ferro-silicon nitride: 5 parts;Sericite: 5 parts;Coke powder: 8
Part, environmental protection combined binder: 10 parts.
As preferably, described each constituent mass ratio is: particle diameter is the Brown Alundum of 1~3mm: 19 parts;Particle diameter is 3~5mm
Brown Alundum: 12 parts;Particle diameter is the Brown Alundum of 5~8mm: 13 parts, the particle diameter Brown Alundum less than 1mm: 19 parts;Alumina homogeneous material:
22 parts, silicon carbide micro-powder: 15 parts;Clay: 17 parts;Al4SiC4Powder body: 3 parts;Ferro-silicon nitride: 7 parts;Sericite: 7 parts;Coke powder: 12
Part, environmental protection combined binder: 15 parts.
As preferably, described each constituent mass ratio is: particle diameter is the Brown Alundum of 1~3mm: 20 parts;Particle diameter is 3~5mm
Brown Alundum: 13 parts;Particle diameter is the Brown Alundum of 5~8mm: 15 parts, the particle diameter Brown Alundum less than 1mm: 22 parts;Alumina homogeneous material:
25 parts, silicon carbide micro-powder: 20 parts;Clay: 20 parts;Al4SiC4Powder body: 5 parts;Ferro-silicon nitride: 10 parts;Sericite: 10 parts;Coke powder:
15 parts, environmental protection combined binder: 25 parts.
Beneficial effects of the present invention: the present invention by introducing Alumina homogeneous material, have higher cold crushing strength and
High temperature break resistant intensity, and performance is more stable.The Al being simultaneously introduced4SiC4Powder body makes stemming obtain high compact texture, anti-slag
Aggressivity and iron-resistant water performance of flushing significantly improve.
[detailed description of the invention]
A kind of novel homogeneous material stemming of the present invention, including following components and each constituent mass ratio be: particle diameter is 1~3mm
Brown Alundum: 18~20 parts;Particle diameter is the Brown Alundum of 3~5mm: 10~13 parts;Particle diameter is the Brown Alundum of 5~8mm: 12~15
Part, the particle diameter Brown Alundum less than 1mm: 18~22 parts;Alumina homogeneous material: 20~25 parts, silicon carbide micro-powder: 10~20 parts;Clay:
15~20 parts;Al4SiC4Powder body: 2~5 parts;Ferro-silicon nitride: 5~10 parts;Sericite: 5~10 parts;Coke powder: 8~15 parts, environmental protection
Combined binder: 10~25 parts, described Alumina homogeneous material is with alumine as base material, be equipped with appropriate gangue and active alpha-
Al2O3Micropowder, uses homogenizing process and high temperature sintering to prepare Alumina homogeneous material Al2O3Not less than 98.5%, alumine be 85~
90 parts;Gangue is 5~8 parts;Active alpha-Al2O3Micropowder is 1~3 part;Sintering temperature is 1550~1600 degree, described carborundum
Micropowder is black silicon carbide micropowder, and described environmental protection combined binder is the mixture of glucose and waterglass, glucose and waterglass
Mass ratio be 5:1.
Embodiment 1:
A kind of novel homogeneous material stemming of the present invention, including following components and each constituent mass ratio be: particle diameter is 1~3mm
Brown Alundum: 18 parts;Particle diameter is the Brown Alundum of 3~5mm: 10 parts;Particle diameter is the Brown Alundum of 5~8mm: 12 parts, and particle diameter is less than 1mm
Brown Alundum: 18 parts;Alumina homogeneous material: 20 parts, silicon carbide micro-powder: 10 parts;Clay: 15 parts;Al4SiC4Powder body: 2 parts;Silicon nitride
Ferrum: 5 parts;Sericite: 5 parts;Coke powder: 8 parts, environmental protection combined binder: 10 parts.
Embodiment 2:
A kind of novel homogeneous material stemming of the present invention, including following components and each constituent mass ratio be: particle diameter is 1~3mm
Brown Alundum: 19 parts;Particle diameter is the Brown Alundum of 3~5mm: 12 parts;Particle diameter is the Brown Alundum of 5~8mm: 13 parts, and particle diameter is less than 1mm
Brown Alundum: 19 parts;Alumina homogeneous material: 22 parts, silicon carbide micro-powder: 15 parts;Clay: 17 parts;Al4SiC4Powder body: 3 parts;Silicon nitride
Ferrum: 7 parts;Sericite: 7 parts;Coke powder: 12 parts, environmental protection combined binder: 15 parts.
Embodiment 3:
A kind of novel homogeneous material stemming of the present invention, including following components and each constituent mass ratio be: particle diameter is 1~3mm
Brown Alundum: 20 parts;Particle diameter is the Brown Alundum of 3~5mm: 13 parts;Particle diameter is the Brown Alundum of 5~8mm: 15 parts, and particle diameter is less than 1mm
Brown Alundum: 22 parts;Alumina homogeneous material: 25 parts, silicon carbide micro-powder: 20 parts;Clay: 20 parts;Al4SiC4Powder body: 5 parts;Silicon nitride
Ferrum: 10 parts;Sericite: 10 parts;Coke powder: 15 parts, environmental protection combined binder: 25 parts.
Above-described embodiment is the description of the invention, is not limitation of the invention, any to simple transformation of the present invention after
Scheme belong to protection scope of the present invention.
Claims (7)
1. a novel homogeneous material stemming, it is characterised in that: include that following components and each constituent mass ratio are: particle diameter be 1~
The Brown Alundum of 3mm: 18~20 parts;Particle diameter is the Brown Alundum of 3~5mm: 10~13 parts;Particle diameter is the Brown Alundum of 5~8mm: 12~
15 parts, the particle diameter Brown Alundum less than 1mm: 18~22 parts;Alumina homogeneous material: 20~25 parts, silicon carbide micro-powder: 10~20 parts;Glutinous
Soil: 15~20 parts;Al4SiC4Powder body: 2~5 parts;Ferro-silicon nitride: 5~10 parts;Sericite: 5~10 parts;Coke powder: 8~15 parts, ring
Guarantor's combined binder: 10~25 parts.
A kind of novel homogeneous material stemming the most as claimed in claim 1, it is characterised in that: described Alumina homogeneous material is with high alumina vitriol
Soil is base material, is equipped with appropriate gangue and active alpha-Al2O3Micropowder, uses homogenizing process and high temperature sintering to prepare Alumina homogenizing
Material Al2O3Not less than 98.5%, alumine is 85~90 parts;Gangue is 5~8 parts;Active alpha-Al2O3Micropowder is 1~3 part;
Sintering temperature is 1550~1600 degree.
A kind of novel homogeneous material stemming the most as claimed in claim 1, it is characterised in that: described silicon carbide micro-powder is black silicon carbide
Micropowder.
A kind of novel homogeneous material stemming the most as claimed in claim 1, it is characterised in that: described environmental protection combined binder is Fructus Vitis viniferae
Sugar and the mixture of waterglass, the mass ratio of glucose and waterglass is 5:1.
A kind of novel homogeneous material stemming the most as claimed in claim 1, it is characterised in that: described each constituent mass ratio is: grain
Footpath is the Brown Alundum of 1~3mm: 18 parts;Particle diameter is the Brown Alundum of 3~5mm: 10 parts;Particle diameter is the Brown Alundum of 5~8mm: 12 parts,
The particle diameter Brown Alundum less than 1mm: 18 parts;Alumina homogeneous material: 20 parts, silicon carbide micro-powder: 10 parts;Clay: 15 parts;Al4SiC4Powder
Body: 2 parts;Ferro-silicon nitride: 5 parts;Sericite: 5 parts;Coke powder: 8 parts, environmental protection combined binder: 10 parts.
A kind of novel homogeneous material stemming the most as claimed in claim 1, it is characterised in that: described each constituent mass ratio is: grain
Footpath is the Brown Alundum of 1~3mm: 19 parts;Particle diameter is the Brown Alundum of 3~5mm: 12 parts;Particle diameter is the Brown Alundum of 5~8mm: 13 parts,
The particle diameter Brown Alundum less than 1mm: 19 parts;Alumina homogeneous material: 22 parts, silicon carbide micro-powder: 15 parts;Clay: 17 parts;Al4SiC4Powder
Body: 3 parts;Ferro-silicon nitride: 7 parts;Sericite: 7 parts;Coke powder: 12 parts, environmental protection combined binder: 15 parts.
A kind of novel homogeneous material stemming the most as claimed in claim 1, it is characterised in that: described each constituent mass ratio is: grain
Footpath is the Brown Alundum of 1~3mm: 20 parts;Particle diameter is the Brown Alundum of 3~5mm: 13 parts;Particle diameter is the Brown Alundum of 5~8mm: 15 parts,
The particle diameter Brown Alundum less than 1mm: 22 parts;Alumina homogeneous material: 25 parts, silicon carbide micro-powder: 20 parts;Clay: 20 parts;Al4SiC4Powder
Body: 5 parts;Ferro-silicon nitride: 10 parts;Sericite: 10 parts;Coke powder: 15 parts, environmental protection combined binder: 25 parts.
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107445623A (en) * | 2017-08-23 | 2017-12-08 | 沈阳长信碳化硅微粉有限公司 | A kind of production method of the silicon carbide micro-powder of fine ceramics product |
CN108794029A (en) * | 2018-07-17 | 2018-11-13 | 北京瑞普同创科技发展有限公司 | Titaniferous environmental-protection furnace stemming |
CN110128153A (en) * | 2019-05-21 | 2019-08-16 | 山西禄纬堡太钢耐火材料有限公司 | A kind of blast furnace taphole clay containing Titanium and preparation method thereof |
CN116063089A (en) * | 2023-01-18 | 2023-05-05 | 无锡市宜刚耐火材料有限公司 | Ultrathin type furnace wall plastic and preparation method thereof |
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CN102010211A (en) * | 2010-10-11 | 2011-04-13 | 山西高科耐火材料股份有限公司 | Method for producing alumina mullite homogenizing material |
CN103214257A (en) * | 2013-05-17 | 2013-07-24 | 长兴云峰炉料有限公司 | Novel stemming at tap hole |
CN103804001A (en) * | 2014-02-19 | 2014-05-21 | 长兴云峰炉料有限公司 | Environmentally-friendly SiC-C composite heavy foamed mud |
CN103804000A (en) * | 2014-02-19 | 2014-05-21 | 长兴云峰炉料有限公司 | Compact high strength SiAlON combined iron runner castable and manufacture method thereof |
CN105110674A (en) * | 2015-08-20 | 2015-12-02 | 北京联合荣大工程材料有限责任公司 | Bonding agent, stemming including bonding agent and preparation method of stemming |
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2016
- 2016-08-30 CN CN201610762128.0A patent/CN106242538A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102010211A (en) * | 2010-10-11 | 2011-04-13 | 山西高科耐火材料股份有限公司 | Method for producing alumina mullite homogenizing material |
CN103214257A (en) * | 2013-05-17 | 2013-07-24 | 长兴云峰炉料有限公司 | Novel stemming at tap hole |
CN103804001A (en) * | 2014-02-19 | 2014-05-21 | 长兴云峰炉料有限公司 | Environmentally-friendly SiC-C composite heavy foamed mud |
CN103804000A (en) * | 2014-02-19 | 2014-05-21 | 长兴云峰炉料有限公司 | Compact high strength SiAlON combined iron runner castable and manufacture method thereof |
CN105110674A (en) * | 2015-08-20 | 2015-12-02 | 北京联合荣大工程材料有限责任公司 | Bonding agent, stemming including bonding agent and preparation method of stemming |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107445623A (en) * | 2017-08-23 | 2017-12-08 | 沈阳长信碳化硅微粉有限公司 | A kind of production method of the silicon carbide micro-powder of fine ceramics product |
CN108794029A (en) * | 2018-07-17 | 2018-11-13 | 北京瑞普同创科技发展有限公司 | Titaniferous environmental-protection furnace stemming |
CN110128153A (en) * | 2019-05-21 | 2019-08-16 | 山西禄纬堡太钢耐火材料有限公司 | A kind of blast furnace taphole clay containing Titanium and preparation method thereof |
CN116063089A (en) * | 2023-01-18 | 2023-05-05 | 无锡市宜刚耐火材料有限公司 | Ultrathin type furnace wall plastic and preparation method thereof |
CN116063089B (en) * | 2023-01-18 | 2024-04-23 | 无锡市宜刚耐火材料有限公司 | Ultrathin type furnace wall plastic and preparation method thereof |
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Application publication date: 20161221 |