CN101602612A - A kind of coverter pig gunning mix - Google Patents
A kind of coverter pig gunning mix Download PDFInfo
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- CN101602612A CN101602612A CNA2009100977523A CN200910097752A CN101602612A CN 101602612 A CN101602612 A CN 101602612A CN A2009100977523 A CNA2009100977523 A CN A2009100977523A CN 200910097752 A CN200910097752 A CN 200910097752A CN 101602612 A CN101602612 A CN 101602612A
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- coverter pig
- wedding agent
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Abstract
The invention discloses a kind of coverter pig gunning mix, form (weight percent) by following composition: the 40-60% granularity is the forsterite of 0.1-5mm, the 10-30% granularity is the 0.1-3mm rhombspar, the 10-20% granularity is the middle-grade magnesia of 0.01-0.088mm sintering, the short burning setting accelerator of 0.5-5%, the wedding agent of 1-5%.The forsterite Gunning refractory that adopts this prescription to make has the adhesive rate height when being applied in the converter, antistripping is good, sintering velocity is fast, little advantage is expanded in anti-erosion, antiscour, high temperature, is difficult for stifled rifle when constructing simultaneously.And utilize rich in minerals, cheap, play the effect of saving important energy source, in use do not influence steel quality, environmentally safe.
Description
Technical field
The invention belongs to the fire resisting material field that magnesia raw material is a base-material, relate in particular to a kind of coverter pig gunning mix.
Background technology
Gunning refractory is the steelwork converter expendable material, and the domestic needs amount is very big.The raw material that converter gunning is used of existing domestic production is based on magnesite clinker and electrosmelted magnesite clinker, product resistance to fouling when magnesite clinker uses as main raw is poor, anti-washing away not, erosion performance and abrasion resistance when electrosmelted magnesite clinker uses as main raw have all improved, but material price is than higher.
Summary of the invention
The object of the present invention is to provide a kind of coverter pig gunning mix, the forsterite Gunning refractory that adopts this prescription to make has the adhesive rate height when being applied in the converter, antistripping is good, sintering velocity is fast, the advantage of anti-erosion, antiscour, is difficult for stifled rifle when constructing simultaneously.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions: a kind of coverter pig gunning mix, form (weight percent) by following composition: the 40-60% granularity is the forsterite of 0.1-5mm, the 10-30% granularity is the 0.1-3mm rhombspar, the 10-20% granularity is the middle-grade magnesia of 0.01-0.088mm sintering, the short burning setting accelerator of 0.5-5%, the wedding agent of 1-5%.
Preferably, described short burning setting accelerator is the slaked lime of 0.01-0.088mm by granularity, and granularity is the soft clay of 0.01-0.088mm and one or more compositions in the middle of the silicon powder.
Preferably, described short burning setting accelerator is the slaked lime of 0.01-0.088mm by 30% granularity, and 50% granularity is that the soft clay of 0.01-0.088mm and 20% silicon powder are formed.
Preferably, described wedding agent is by Sodium hexametaphosphate 99, one or more compositions in Starso and the tripoly phosphate sodium STPP.
Preferably, described wedding agent is a Sodium hexametaphosphate 99.
Preferably, described wedding agent is a Starso.
Preferably, described wedding agent is a tripoly phosphate sodium STPP.
Preferably, the each component weight percent is: 60% granularity is the forsterite of 1-5mm, and 10% granularity is the 0-3mm rhombspar, and 20% granularity is the middle-grade magnesia of 0-0.088mm sintering, 5% short burning setting accelerator, 5% wedding agent.
Preferably, the per-cent of described short burning setting accelerator is: 20% granularity is the slaked lime of 0-0.088mm, and 40% granularity is the soft clay of 0-0.088mm, 40% silicon powder.
Preferably, described wedding agent is a Sodium hexametaphosphate 99.
Compared with prior art, advantage of the present invention is: the forsterite Gunning refractory that adopts this prescription to make has the adhesive rate height when being applied in the converter, antistripping is good, sintering velocity is fast, little advantage is expanded in anti-erosion, antiscour, high temperature, is difficult for stifled rifle when constructing simultaneously.And utilize rich in minerals, cheap, play the effect of saving important energy source.In addition, in use do not influence steel quality, environmentally safe.
Embodiment
Embodiment one:
A kind of coverter pig gunning mix (weight percent) is the forsterite of 0.1-5mm by 60% granularity, 10% granularity is the 0.1-3mm rhombspar, 20% granularity is the middle-grade magnesia of 0.01-0.088mm sintering, 5% short burning setting accelerator, 5% wedding agent is formed, described short burning setting accelerator is that granularity is the slaked lime of 0.01-0.088mm, and described wedding agent is a Sodium hexametaphosphate 99.
Embodiment two:
A kind of coverter pig gunning mix (weight percent) is the forsterite of 1-5mm by 50% granularity, 20% granularity is the 0.1-3mm rhombspar, 20% granularity is the middle-grade magnesia of 0.01-0.088mm sintering, 5% short burning setting accelerator, 5% wedding agent is formed, described short burning setting accelerator is that granularity is the soft clay of 0.01-0.088mm, and described wedding agent is a Starso.
Embodiment three:
A kind of coverter pig gunning mix (weight percent) is the forsterite of 1-5mm by 40% granularity, and 30% granularity is the 0.1-3mm rhombspar, and 20% granularity is the middle-grade magnesia of 0.01-0.088mm sintering, 5% short burning setting accelerator, and 5% wedding agent is formed.Described short burning setting accelerator is a silicon powder, and wedding agent is a tripoly phosphate sodium STPP.
Embodiment four:
A kind of coverter pig gunning mix (weight percent) is the forsterite of 1-5mm by 50% granularity, 20% granularity is the 0.1-3mm rhombspar, 20% granularity is the middle-grade magnesia of 0.01-0.088mm sintering, 5% short burning setting accelerator, 5% wedding agent is formed, described short burning setting accelerator is made up of 50% slaked lime and 50% soft clay, and described wedding agent is a tripoly phosphate sodium STPP.
Embodiment five:
A kind of coverter pig gunning mix (weight percent) is the forsterite of 1-5mm by 40% granularity, 30% granularity is the 0.1-3mm rhombspar, 20% granularity is the middle-grade magnesia of 0.01-0.088mm sintering, 5% short burning setting accelerator, 5% wedding agent is formed, described short burning setting accelerator is the slaked lime of 0.01-0.088mm by 30% granularity, 50% granularity is the soft clay of 0.01-0.088mm, 20% silicon powder is formed, and described wedding agent is made up of 50% tripoly phosphate sodium STPP and 50% Sodium hexametaphosphate 99.
After each composition ratio prepares in the foregoing description, stir to pack after 10-15 minute and get final product.
When the converter blowing out is repaired, olivine gunning material is added in the high pressure painting jar, connect source of the gas and water source, air pressure tries spraying earlier greater than 0.5Mpa, with the water yield adjust to Gunning refractory can adhere to do not trickle till, amount of water 10-15wt%.During spray repair, spray gun is vertical with spraying face, slow mobile shower nozzle, and it is even to guarantee to spray face thickness, and one time coating thickness must not be greater than 50mm, can come into operation behind the sintering 5-10min of spraying back.
Claims (10)
1, a kind of coverter pig gunning mix, it is characterized in that: form (weight percent) by following composition: the 40-60% granularity is the forsterite of 0.1-5mm, the 10-30% granularity is the 0.1-3mm rhombspar, the 10-20% granularity is the middle-grade magnesia of 0.01-0.088mm sintering, the short burning setting accelerator of 0.5-5%, the wedding agent of 1-5%.
2, a kind of coverter pig gunning mix as claimed in claim 1, it is characterized in that: described short burning setting accelerator is the slaked lime of 0.01-0.088mm by granularity, and granularity is the soft clay of 0.01-0.088mm and one or more compositions in the middle of the silicon powder.
3, a kind of coverter pig gunning mix as claimed in claim 2 is characterized in that: described short burning setting accelerator is the slaked lime of 0.01-0.088mm by 30% granularity, and 50% granularity is that the soft clay of 0.01-0.088mm and 20% silicon powder are formed.
4, a kind of coverter pig gunning mix as claimed in claim 1 is characterized in that: described wedding agent is by Sodium hexametaphosphate 99, one or more compositions in Starso and the tripoly phosphate sodium STPP.
5, a kind of coverter pig gunning mix as claimed in claim 4, it is characterized in that: described wedding agent is a Sodium hexametaphosphate 99.
6, a kind of coverter pig gunning mix as claimed in claim 4, it is characterized in that: described wedding agent is a Starso.
7, a kind of coverter pig gunning mix as claimed in claim 4, it is characterized in that: described wedding agent is a tripoly phosphate sodium STPP.
8, a kind of coverter pig gunning mix as claimed in claim 1, it is characterized in that: the each component weight percent is: 60% granularity is the forsterite of 1-5mm, 10% granularity is the 0-3mm rhombspar, 20% granularity is the middle-grade magnesia of 0-0.088mm sintering, 5% short burning setting accelerator, 5% wedding agent.
9, a kind of coverter pig gunning mix as claimed in claim 8, it is characterized in that: the per-cent of described short burning setting accelerator is: 20% granularity is the slaked lime of 0-0.088mm, 40% granularity is the soft clay of 0-0.088mm, 40% silicon powder.
10, a kind of coverter pig gunning mix as claimed in claim 8, it is characterized in that: described wedding agent is a Sodium hexametaphosphate 99.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100977523A CN101602612B (en) | 2009-04-17 | 2009-04-17 | Gunning material formula for converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100977523A CN101602612B (en) | 2009-04-17 | 2009-04-17 | Gunning material formula for converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101602612A true CN101602612A (en) | 2009-12-16 |
| CN101602612B CN101602612B (en) | 2012-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009100977523A Expired - Fee Related CN101602612B (en) | 2009-04-17 | 2009-04-17 | Gunning material formula for converter |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103449826A (en) * | 2013-08-21 | 2013-12-18 | 长兴攀江冶金材料有限公司 | Preparation method of gunning mix for kiln repair |
| CN103642974A (en) * | 2013-12-04 | 2014-03-19 | 海城市金福锋耐火材料有限公司 | Long-life magnesian gunite mixture for rotary furnace |
| CN104892008A (en) * | 2015-05-04 | 2015-09-09 | 何宇智 | Carbon-combined Mg-Ca-Si gunning mix used for maintenance of steel-making electric furnace |
| CN106587899A (en) * | 2016-11-10 | 2017-04-26 | 安徽新盾消防设备有限公司 | Powdery material for cable-hole fireproof sealing |
| CN107840673A (en) * | 2017-11-22 | 2018-03-27 | 海城利尔麦格西塔材料有限公司 | A kind of VOD ladles gunning refractory and its production method |
| CN110256051A (en) * | 2019-04-30 | 2019-09-20 | 郑州金利窑炉工程有限公司 | A kind of converter fettling material and preparation method thereof |
| CN111164058A (en) * | 2017-10-25 | 2020-05-15 | 黑崎播磨株式会社 | High-temperature dry spray material and high-temperature dry spray construction method |
| CN113277836A (en) * | 2021-05-31 | 2021-08-20 | 武汉钢铁有限公司 | Gunning mix for RH dip pipe and preparation method thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1027752C (en) * | 1992-03-19 | 1995-03-01 | 无锡市苏嘉镁碳砖厂 | Electric furnace spraying and repairing material |
| CN1142474A (en) * | 1996-01-19 | 1997-02-12 | 马林福 | Dolomite spray repleting material |
| CN1417549A (en) * | 2001-11-06 | 2003-05-14 | 武汉威林炉衬材料有限责任公司 | Large-area self-flowing converter repairing material |
| CN100467429C (en) * | 2007-06-30 | 2009-03-11 | 河南省新密市荣耀炉料有限公司 | Magnesium gunning refractory for copper smelting-furnace |
| CN100532470C (en) * | 2007-09-03 | 2009-08-26 | 武汉科技大学 | Forsterite bakie coating material and method for making same |
| CN101391900A (en) * | 2008-11-07 | 2009-03-25 | 营口和平三华矿产有限公司 | Synthesizing olivine gunning material and production method thereof |
-
2009
- 2009-04-17 CN CN2009100977523A patent/CN101602612B/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103449826A (en) * | 2013-08-21 | 2013-12-18 | 长兴攀江冶金材料有限公司 | Preparation method of gunning mix for kiln repair |
| CN103642974A (en) * | 2013-12-04 | 2014-03-19 | 海城市金福锋耐火材料有限公司 | Long-life magnesian gunite mixture for rotary furnace |
| CN104892008A (en) * | 2015-05-04 | 2015-09-09 | 何宇智 | Carbon-combined Mg-Ca-Si gunning mix used for maintenance of steel-making electric furnace |
| CN106587899A (en) * | 2016-11-10 | 2017-04-26 | 安徽新盾消防设备有限公司 | Powdery material for cable-hole fireproof sealing |
| CN111164058A (en) * | 2017-10-25 | 2020-05-15 | 黑崎播磨株式会社 | High-temperature dry spray material and high-temperature dry spray construction method |
| CN107840673A (en) * | 2017-11-22 | 2018-03-27 | 海城利尔麦格西塔材料有限公司 | A kind of VOD ladles gunning refractory and its production method |
| CN110256051A (en) * | 2019-04-30 | 2019-09-20 | 郑州金利窑炉工程有限公司 | A kind of converter fettling material and preparation method thereof |
| CN113277836A (en) * | 2021-05-31 | 2021-08-20 | 武汉钢铁有限公司 | Gunning mix for RH dip pipe and preparation method thereof |
| CN113277836B (en) * | 2021-05-31 | 2022-02-18 | 武汉钢铁有限公司 | Gunning mix for RH dip pipe and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN101602612B (en) | 2012-06-06 |
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Granted publication date: 20120606 Termination date: 20130417 |