CN104030706A - Regenerated pyrophyllite silicon carbide carbon brick and preparation method thereof - Google Patents
Regenerated pyrophyllite silicon carbide carbon brick and preparation method thereof Download PDFInfo
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- CN104030706A CN104030706A CN201410254835.XA CN201410254835A CN104030706A CN 104030706 A CN104030706 A CN 104030706A CN 201410254835 A CN201410254835 A CN 201410254835A CN 104030706 A CN104030706 A CN 104030706A
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Abstract
The invention provides a regenerated pyrophyllite silicon carbide carbon brick which is mainly prepared from waste pyrophyllite silicon carbide carbon bricks. According to the brick, the pyrophyllite silicon carbide carbon brick is sintered, and the hardness is higher than that of native pyrophyllite, so that the strength of the regenerated pyrophyllite silicon carbide carbon brick can be improved; and the waste pyrophyllite silicon carbide carbon brick has excellent adhesion to graphite, additives and bauxite, so that air inside pug can be well discharged, and the porosity can be reduced. Furthermore, the regenerated pyrophyllite silicon carbide carbon brick is mainly prepared from the waste pyrophyllite silicon carbide carbon brick, so that the cost of the carbon brick can be reduced, and pollution of the waste pyrophyllite silicon carbide carbon bricks to the environment can be solved.
Description
Technical field
The present invention relates to technical field of inorganic material, relate in particular to regeneration agalmatolite silicon carbide carbon brick and preparation method thereof.
Background technology
The main component of pyrophyllite silicon carbide carbon brick is pyrophyllite 30～60%, graphite 5～15%, silicon carbide 5～15% and bauxitic clay 5～15%, it is a kind of important refractory materials, be widely used in the interior clip of Molten Iron Transportation equipment iron ladle in Iron and Steel Production, it has following advantage for laying bricks in iron ladle: 1) application agalmatolite matter carbon brick can dwindle brickwork joint in the time of access molten iron, seldom occurs oozing iron phenomenon; Meanwhile, due at high temperature, brick surface is taking tridymite as main existence form, is smooth ceramic plane, thereby has increased the wetting angle at brick and slag interface, makes the interface slag Bao Bishang of being attached to not easy to hang, reduces the erosion of slag to bag wall; 2) hardness of bauxitic clay is very high, and wear resistance and refractoriness be also higher than pyrophyllite, thereby matrix bauxitic clay fine powder, can form mullite phase, improves refractoriness and the swelling property of matrix; 3) the not wettability of graphite to slag, makes carbon brick that congruent melting at high temperature not occur, and refractoriness is high, and adds graphite can make the thermal conductivity of brick, heat-shock resistance significantly improve; 4) SiC is a kind of good refractory materials, has advantages of high temperature resistant, resistance to erosion, high strength, wear-resisting, the coefficient of expansion is little and high thermal conductivity, adds a fairly large number of SiC fine powder, can strengthen the performance of matrix, can also prevent graphite oxidation simultaneously.
But along with China's iron and steel production capacity fast development, the refractory materials pyrophyllite silicon carbide carbon brick of consumption is also more and more, at present, pyrophyllite silicon carbide carbon brick is all that to adopt protophyll alabaster, graphite, silicon carbide be main material production, and raw material is had to stronger dependency, and cost is higher; And because protophyll alabaster hardness is lower, in batching mixed grind process, easily there is crushing phenomenon again, cause resin bad to pyrophyllite particle parcel, affect the mildness of pug, compacting posterior spiracle rate is generally 10% left and right, and cold crushing strength is on the low side, only has 35MPa left and right.
Therefore, seek a kind of pyrophyllite silicon carbide carbon brick, not only having void content is low, intensity is high characteristic and production cost low is the technical problem of the required solution of current pyrophyllite silicon carbide carbon brick.
Summary of the invention
In view of this, technical problem to be solved by this invention is to provide a kind of regeneration agalmatolite silicon carbide carbon brick and preparation method thereof, and regeneration agalmatolite silicon carbide carbon brick provided by the invention has low void content and high voltage endurance capability, and production cost is low.
The invention provides a kind of regeneration agalmatolite silicon carbide carbon brick, in parts by weight, comprising:
45～65 parts of discarded agalmatolite silicon carbide carbon bricks;
25～45 parts of bauxitic clays;
3～6 parts, graphite;
4～10 parts of additives;
2～4 parts of resin glues;
Described additive is any one or two kinds in silicon carbide and technique silicon.
Preferably, described discarded agalmatolite silicon carbide carbon brick is that particle diameter is the discarded agalmatolite silicon carbide carbon brick of 5～3mm, any one or a few in the discarded agalmatolite silicon carbide carbon brick that the discarded agalmatolite silicon carbide carbon brick that particle diameter is 3～1mm and particle diameter are 1～0mm.
Preferably, described discarded agalmatolite silicon carbide carbon brick is that particle diameter is the discarded agalmatolite silicon carbide carbon brick of 5～3mm, the mixture of the discarded agalmatolite silicon carbide carbon brick that the discarded agalmatolite silicon carbide carbon brick that particle diameter is 3～1mm and particle diameter are 1～0mm.
Preferably, described discarded agalmatolite silicon carbide carbon brick, in parts by weight, comprising:
Particle diameter is 5～20 parts of the discarded agalmatolite silicon carbide carbon bricks of 5～3mm;
Particle diameter is 25～35 parts of the discarded agalmatolite silicon carbide carbon bricks of 3～1mm;
Particle diameter is 5～15 parts of the discarded agalmatolite silicon carbide carbon bricks of 1～0mm.
Preferably, described additive is mixture or the silicon carbide of silicon carbide and technique silicon.
Preferably, described resin glue is resol.
The present invention also provides a kind of preparation method of the agalmatolite silicon carbide carbon brick of regenerating, and comprising:
1) by agalmatolite silicon carbide carbon brick discarded 45～65 weight parts, 25～45 weight part bauxitic clays, 3～6 weight part graphite, 4～10 weight part additives and 2～4 parts by weight resin tackiness agent mixed grinds, obtain mixed grind material;
Described additive is one or both in silicon carbide and technique silicon;
2), by the mixed grind material moulding obtaining, the agalmatolite silicon carbide carbon brick that obtains regenerating is base just;
3) will regenerate that just base is dry for agalmatolite silicon carbide carbon brick, agalmatolite silicon carbide carbon brick obtains regenerating.
Preferably, described discarded agalmatolite silicon carbide carbon brick is that particle diameter is the discarded agalmatolite silicon carbide carbon brick of 5～3mm, one or more in the discarded agalmatolite silicon carbide carbon brick that the discarded agalmatolite silicon carbide carbon brick that particle diameter is 3～1mm and particle diameter are 1～0mm.
Preferably, described step 2) be specially: the mixed grind material obtaining is hit 6～15 times by the friction press of 150～1000 tons, and the agalmatolite silicon carbide carbon brick that obtains regenerating is base just.
Preferably, described step 3) described dry baking is seasoning 18～36 hours, then 180～250 DEG C of bakings 18～36 hours.
Compared with prior art, regeneration agalmatolite silicon carbide carbon brick provided by the invention is taking the agalmatolite silicon carbide carbon brick discarded as main raw material, because discarded agalmatolite silicon carbide carbon brick is through sintering, hardness is higher than primary agalmatolite, and then is conducive to improve the intensity of regeneration agalmatolite silicon carbide carbon brick; Discarded agalmatolite silicon carbide carbon brick and graphite, additive and bauxitic clay cohesiveness are good simultaneously, can well get rid of the air of pug inside, and then reduce void content, experimental result shows, protophyll alabaster carbon brick intensity 50MPa provided by the invention, void content is low to moderate 7.2%; In addition, the present invention, taking the agalmatolite silicon carbide carbon brick discarded as main raw material, has not only reduced the cost of carbon brick, and has solved the pollution of discarded agalmatolite silicon carbide carbon brick to environment.
Embodiment
The invention provides a kind of regeneration agalmatolite silicon carbide carbon brick, in parts by weight, comprising:
30～60 parts of discarded agalmatolite silicon carbide carbon bricks;
25～45 parts of bauxitic clays;
3～6 parts, graphite;
6～10 parts of additives;
2～4 parts of resin glues;
Described additive is one or both in silicon carbide and technique silicon.
Concrete, described discarded agalmatolite silicon carbide carbon brick is preferably the discarded agalmatolite silicon carbide carbon brick that particle diameter is 5～3mm, any one or a few in the discarded agalmatolite silicon carbide carbon brick that the discarded agalmatolite silicon carbide carbon brick that particle diameter is 3～1mm and particle diameter are 1～0mm, the mixture of the discarded agalmatolite silicon carbide carbon brick that the discarded agalmatolite silicon carbide carbon brick that more preferably particle diameter is 5～3mm and particle diameter are 3～1mm, particle diameter is the discarded agalmatolite silicon carbide carbon brick of 5～3mm and the mixture of the discarded agalmatolite silicon carbide carbon brick that particle diameter is 1～0mm, particle diameter is discarded agalmatolite silicon carbide carbon brick and the mixture of the discarded agalmatolite silicon carbide carbon brick that particle diameter is 1～0mm and the discarded agalmatolite silicon carbide carbon brick of 5～3mm of 3～1mm, particle diameter is the discarded agalmatolite silicon carbide carbon brick of 3～1mm and the mixture of the discarded agalmatolite silicon carbide carbon brick that particle diameter is 1～0mm, the mixture of the discarded agalmatolite silicon carbide carbon brick that the discarded agalmatolite silicon carbide carbon brick that discarded agalmatolite silicon carbide carbon brick, the particle diameter that more preferably particle diameter is 5～3mm is 3～1mm and particle diameter are 1～0mm, described particle diameter is in the mixture of discarded agalmatolite silicon carbide carbon brick, the particle diameter of the 5～3mm discarded agalmatolite silicon carbide carbon brick that is 3～1mm and the particle diameter discarded agalmatolite silicon carbide carbon brick that is 1～0mm, in parts by weight, described particle diameter is that the discarded agalmatolite silicon carbide carbon brick of 5～3mm is preferably 10～20 parts, described particle diameter is that the discarded agalmatolite silicon carbide carbon brick of 3～1mm is preferably 25～35 parts, and the discarded agalmatolite silicon carbide carbon brick particle diameter that described particle diameter is 1～0mm is 5～15 parts, in regeneration agalmatolite silicon carbide carbon brick of the present invention, described discarded agalmatolite silicon carbide carbon brick is preferably 50～60 weight parts.
The present invention does not have particular requirement to described discarded agalmatolite silicon carbide carbon brick, and discarded agalmatolite silicon carbide carbon brick well known to those skilled in the art, is preferably used agalmatolite silicon carbide carbon brick, the main raw material of the present invention using discarded agalmatolite silicon carbide carbon brick as regeneration agalmatolite silicon carbide carbon brick, due to the graphite in discarded agalmatolite silicon carbide carbon brick, agalmatolite, the components such as silicon carbide are completely bonding, wetting good with resin glue, when compacting, air that can fine eliminating pug inside, reduce void content, simultaneously, carbon brick internal voids reduces, resin glue is filled fully, also make the carbon brick intensity after regeneration improve, in addition, because agalmatolite silicon carbide carbon brick forms good carbon web frame through high temperature cabonization in use, so discarded carbon brick is owing to containing carbon web frame and also can improve the intensity of regeneration agalmatolite silicon carbide carbon brick.
In regeneration agalmatolite silicon carbide carbon brick of the present invention, in parts by weight, described bauxitic clay is preferably 30～40 weight parts; Described graphite is preferably 4～5 parts.
In the present invention, described additive is any one or two kinds in silicon carbide and technique silicon, more preferably mixture or the silicon carbide of silicon carbide and technique silicon; In the mixture of described silicon carbide and technique silicon, in parts by weight, described silicon carbide is preferably 4～7 parts, and more preferably 5～6 parts, described technique silicon is preferably 0.5～2 part, more preferably 0.8～1.2 part; In regeneration agalmatolite silicon carbide carbon brick of the present invention, in parts by weight, described additive is preferably 5～8 parts, more preferably 6～7 parts.
Described resin glue is preferably resol, most preferably is liquid thermosetting resol; In regeneration agalmatolite silicon carbide carbon brick of the present invention, in parts by weight, described resin glue is preferably 2.5～3.5 parts, more preferably 3 parts.
The preparation method who the invention provides a kind of agalmatolite silicon carbide carbon brick of regenerating, comprising:
1) by agalmatolite silicon carbide carbon brick discarded 45～65 weight parts, 25～45 weight part bauxitic clays, 3～6 weight part graphite, 4～10 weight part additives and 2～4 parts by weight resin tackiness agent mixed grinds, obtain mixed grind material;
Described additive is one or both in silicon carbide and technique silicon;
2), by the mixed grind material moulding obtaining, the agalmatolite silicon carbide carbon brick that obtains regenerating is base just;
3) will regenerate that just base is dry for agalmatolite silicon carbide carbon brick, agalmatolite silicon carbide carbon brick obtains regenerating.
The present invention, by agalmatolite silicon carbide carbon brick discarded 45～65 weight parts, 25～45 weight part bauxitic clays, 3～6 weight part graphite, 4～10 weight part additives and 2～4 parts by weight resin tackiness agent mixed grinds, obtains mixed grind material, wherein, described discarded agalmatolite silicon carbide carbon brick is preferably the discarded agalmatolite silicon carbide carbon brick that particle diameter is 5～3mm, any one or a few in the discarded agalmatolite silicon carbide carbon brick that the discarded agalmatolite silicon carbide carbon brick that particle diameter is 3～1mm and particle diameter are 1～0mm, the mixture of the discarded agalmatolite silicon carbide carbon brick that the discarded agalmatolite silicon carbide carbon brick that more preferably particle diameter is 5～3mm and particle diameter are 3～1mm, particle diameter is the discarded agalmatolite silicon carbide carbon brick of 5～3mm and the mixture of the discarded agalmatolite silicon carbide carbon brick that particle diameter is 1～0mm, particle diameter is discarded agalmatolite silicon carbide carbon brick and the mixture of the discarded agalmatolite silicon carbide carbon brick that particle diameter is 1～0mm and the discarded agalmatolite silicon carbide carbon brick of 5～3mm of 3～1mm, particle diameter is the discarded agalmatolite silicon carbide carbon brick of 3～1mm and the mixture of the discarded agalmatolite silicon carbide carbon brick that particle diameter is 1～0mm, the mixture of the discarded agalmatolite silicon carbide carbon brick that the discarded agalmatolite silicon carbide carbon brick that discarded agalmatolite silicon carbide carbon brick, the particle diameter that more preferably particle diameter is 5～3mm is 3～1mm and particle diameter are 1～0mm, described particle diameter is in the mixture of discarded agalmatolite silicon carbide carbon brick, the particle diameter of the 5～3mm discarded agalmatolite silicon carbide carbon brick that is 3～1mm and the particle diameter discarded agalmatolite silicon carbide carbon brick that is 1～0mm, in parts by weight, described particle diameter is that the discarded agalmatolite silicon carbide carbon brick of 5～3mm is preferably 10～20 parts, described particle diameter is that the discarded agalmatolite silicon carbide carbon brick of 3～1mm is preferably 25～35 parts, and the discarded agalmatolite silicon carbide carbon brick particle diameter that described particle diameter is 1～0mm is 5～15 parts, the present invention does not have particular requirement to described discarded agalmatolite silicon carbide carbon brick, and discarded agalmatolite silicon carbide carbon brick well known to those skilled in the art, is preferably used agalmatolite silicon carbide carbon brick, described additive is any one or two kinds in silicon carbide and technique silicon, more preferably mixture or the silicon carbide of silicon carbide and technique silicon, in the mixture of described silicon carbide and technique silicon, in parts by weight, described silicon carbide is preferably 4～7 parts, and more preferably 5～6 parts, described technique silicon is preferably 0.5～2 part, more preferably 0.8～1.2 part, described resin glue is preferably resol, most preferably is liquid thermosetting resol.
According to the present invention, described discarded agalmatolite silicon carbide carbon brick is preferably 50～60 weight parts; Described bauxitic clay is preferably 30～40 weight parts; Described graphite is preferably 4～5 weight parts; Described additive is preferably 5～8 weight parts, more preferably 6～7 weight parts; Described resin glue is preferably 2.5～3.5 weight parts, more preferably 3 weight parts.
Concrete, the present invention preferably first adds mill by agalmatolite silicon carbide carbon brick discarded 45～65 weight parts and 2～4 parts by weight resin tackiness agents, mixed grind 1.5～4 minutes, and then add 25～45 weight part bauxitic clays, 3～6 weight part graphite and 4～10 weight part additive mixed grinds, obtain mixed grind material, the time of described mixed grind is preferably 30～60 minutes, more preferably I 40～50 minutes; The present invention does not have particular requirement to the instrument of mixed grind, is preferably planetary type wheel mill.
By the mixed grind material moulding obtaining, concrete, the present invention preferably hits by the friction press of 150～1000 tons the mixed grind material obtaining 6～15 times, and the agalmatolite silicon carbide carbon brick that obtains regenerating is base just; The described regeneration agalmatolite silicon carbide carbon brick just thickness of base is preferably 80～120mm; The forming pressure of described brick pressing machine is preferably 300～800 tons, and more preferably 300～600 tons, the number of times of described strike is preferably 8～15 times, more preferably 10～13 times;
According to the present invention, by the just dry baking of base of the regeneration agalmatolite silicon carbide carbon brick obtaining, agalmatolite silicon carbide carbon brick obtains regenerating; Described dry baking is preferably first seasoning 18～36 hours, then at 200～250 DEG C, toasts 18～36 hours, more preferably 20～30 hours time of described seasoning; More preferably 210～220 DEG C of the temperature of described baking; More preferably 20～30 hours time of described baking.
Regeneration agalmatolite silicon carbide carbon brick provided by the invention is taking the agalmatolite silicon carbide carbon brick discarded as main raw material, because discarded agalmatolite silicon carbide carbon brick is through sintering, hardness is higher than primary agalmatolite, and then is conducive to improve the intensity of regeneration agalmatolite silicon carbide carbon brick; Discarded agalmatolite silicon carbide carbon brick and graphite, additive and bauxitic clay cohesiveness are good simultaneously, can well get rid of the air of pug inside, and then reduce void content, experimental result shows, protophyll alabaster carbon brick intensity 50MPa provided by the invention, void content is low to moderate 7.2%; In addition, the present invention, taking the agalmatolite silicon carbide carbon brick discarded as main raw material, has not only reduced the cost of carbon brick, and has solved the pollution of discarded agalmatolite silicon carbide carbon brick to environment.
In order further to understand the present invention, below in conjunction with embodiment, regeneration agalmatolite silicon carbide carbon brick provided by the invention and preparation method thereof is described in detail.
Embodiment 1～4
Discarded agalmatolite silicon carbide carbon brick and resin glue are mixed, and mixed grind 2 minutes, then adds bauxitic clay, graphite, silicon carbide, industrial silicon and liquid thermosetting resol mixed grind 40 minutes, obtains mixed grind material;
Mixed grind material is hit 10 times by the friction press of 300 tons, and the agalmatolite silicon carbide carbon brick that obtains regenerating is base just.
Just base seasoning of the agalmatolite silicon carbide carbon brick of regenerating 1 day, then at 220 DEG C, toast 24 hours, agalmatolite silicon carbide carbon brick obtains regenerating.
In the present embodiment, the add-on of each raw material is referring to table 1, and table 1 is the amount of the required raw material of the embodiment of the present invention and comparative example preparation regeneration agalmatolite silicon carbide carbon brick;
The regeneration agalmatolite silicon carbide carbon brick that embodiment is prepared carries out Performance Detection, and result is referring to table 2, the performance test results of the regeneration agalmatolite silicon carbide carbon brick that table 2 provides for the embodiment of the present invention and comparative example.
Comparative example 1～4
The preparation method of comparative example 1～4 is identical with embodiment 1; Raw material add-on is referring to table 1, the composition of the discarded agalmatolite silicon carbide carbon brick that table 1 provides for the embodiment of the present invention and comparative example;
The regeneration agalmatolite silicon carbide carbon brick that comparative example is prepared carries out Performance Detection, and result is referring to table 2, the performance test results of the regeneration agalmatolite silicon carbide carbon brick that table 2 provides for the embodiment of the present invention and comparative example.
Comparative example 5
Preparation method is identical with embodiment 1, and raw material consists of agalmatolite 60 weight parts, bauxitic clay 30 weight parts, graphite 4 weight parts, silicon carbide 5 weight parts, industrial silicon 1 weight part, resin bond thing 3 weight parts.
The proportioning composition of the regeneration agalmatolite silicon carbide carbon brick that table 1 provides for the embodiment of the present invention and comparative example
The performance test results of the regeneration agalmatolite silicon carbide carbon brick that table 2 embodiment of the present invention and comparative example provide
Can find out by table 2, the void content of regeneration agalmatolite silicon carbide carbon brick provided by the invention is higher, and compressive strength under normal temperature is also all higher than 40MPa.
The explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of the claims in the present invention.
Claims (10)
1. a regeneration agalmatolite silicon carbide carbon brick, in parts by weight, comprising:
45～65 parts of discarded agalmatolite silicon carbide carbon bricks;
25～45 parts of bauxitic clays;
3～6 parts, graphite;
4～10 parts of additives;
2～4 parts of resin glues;
Described additive is any one or two kinds in silicon carbide and technique silicon.
2. carbon brick according to claim 1, it is characterized in that, described discarded agalmatolite silicon carbide carbon brick is that particle diameter is the discarded agalmatolite silicon carbide carbon brick of 5～3mm, any one or a few in the discarded agalmatolite silicon carbide carbon brick that the discarded agalmatolite silicon carbide carbon brick that particle diameter is 3～1mm and particle diameter are 1～0mm.
3. carbon brick according to claim 2, it is characterized in that, described discarded agalmatolite silicon carbide carbon brick is that particle diameter is the discarded agalmatolite silicon carbide carbon brick of 5～3mm, the mixture of the discarded agalmatolite silicon carbide carbon brick that the discarded agalmatolite silicon carbide carbon brick that particle diameter is 3～1mm and particle diameter are 1～0mm.
4. carbon brick according to claim 3, is characterized in that, described discarded agalmatolite silicon carbide carbon brick, in parts by weight, comprising:
Particle diameter is 5～20 parts of the discarded agalmatolite silicon carbide carbon bricks of 5～3mm;
Particle diameter is 25～35 parts of the discarded agalmatolite silicon carbide carbon bricks of 3～1mm;
Particle diameter is 5～15 parts of the discarded agalmatolite silicon carbide carbon bricks of 1～0mm.
5. carbon brick according to claim 1, is characterized in that, described additive is mixture or the silicon carbide of silicon carbide and technique silicon.
6. carbon brick according to claim 1, is characterized in that, described resin glue is resol.
7. the regenerate preparation method of agalmatolite silicon carbide carbon brick, comprising:
1) by agalmatolite silicon carbide carbon brick discarded 45～65 weight parts, 25～45 weight part bauxitic clays, 3～6 weight part graphite, 4～10 weight part additives and 2～4 parts by weight resin tackiness agent mixed grinds, obtain mixed grind material;
Described additive is one or both in silicon carbide and technique silicon;
2), by the mixed grind material moulding obtaining, the agalmatolite silicon carbide carbon brick that obtains regenerating is base just;
3) the just dry baking of base of agalmatolite silicon carbide carbon brick of regenerating, agalmatolite silicon carbide carbon brick obtains regenerating.
8. method according to claim 7, it is characterized in that, described discarded agalmatolite silicon carbide carbon brick is that particle diameter is the discarded agalmatolite silicon carbide carbon brick of 5～3mm, one or more in the discarded agalmatolite silicon carbide carbon brick that the discarded agalmatolite silicon carbide carbon brick that particle diameter is 3～1mm and particle diameter are 1～0mm.
9. method according to claim 7, is characterized in that, described step 2) be specially: the mixed grind material obtaining is hit 6～15 times by the friction press of 150～1000 tons, and the agalmatolite silicon carbide carbon brick that obtains regenerating is base just.
10. method according to claim 7, is characterized in that, described step 3) described dry baking is seasoning 18～36 hours, then 180～250 DEG C of bakings 18～36 hours.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104926329A (en) * | 2015-06-16 | 2015-09-23 | 湖南湘钢瑞泰科技有限公司 | Aluminum-silicon carbide brick and preparation method thereof |
| CN106554208A (en) * | 2015-09-28 | 2017-04-05 | 洛阳暖盈电子技术有限公司 | A kind of new alumina silica refractory |
| CN111606690A (en) * | 2020-06-05 | 2020-09-01 | 郑州市瑞沃耐火材料有限公司 | Aluminum silicon carbide carbon brick for hot metal bottle working layer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102030547A (en) * | 2010-11-05 | 2011-04-27 | 王洪金 | Unfired pyrophyllite hot metal ladle lining material and preparation method thereof |
| CN103588493A (en) * | 2013-11-15 | 2014-02-19 | 浙江自立股份有限公司 | Preparation method for low-carbon aluminum-silicon-carbide carbon brick |
| CN103601522A (en) * | 2013-12-09 | 2014-02-26 | 湖南湘钢瑞泰科技有限公司 | Unfired brick and preparation method thereof |
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2014
- 2014-06-10 CN CN201410254835.XA patent/CN104030706B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102030547A (en) * | 2010-11-05 | 2011-04-27 | 王洪金 | Unfired pyrophyllite hot metal ladle lining material and preparation method thereof |
| CN103588493A (en) * | 2013-11-15 | 2014-02-19 | 浙江自立股份有限公司 | Preparation method for low-carbon aluminum-silicon-carbide carbon brick |
| CN103601522A (en) * | 2013-12-09 | 2014-02-26 | 湖南湘钢瑞泰科技有限公司 | Unfired brick and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104926329A (en) * | 2015-06-16 | 2015-09-23 | 湖南湘钢瑞泰科技有限公司 | Aluminum-silicon carbide brick and preparation method thereof |
| CN106554208A (en) * | 2015-09-28 | 2017-04-05 | 洛阳暖盈电子技术有限公司 | A kind of new alumina silica refractory |
| CN111606690A (en) * | 2020-06-05 | 2020-09-01 | 郑州市瑞沃耐火材料有限公司 | Aluminum silicon carbide carbon brick for hot metal bottle working layer |
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| CN104030706B (en) | 2016-05-18 |
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