CN110483078A - A kind of collector nozzle of ladle composite layer pug and preparation method thereof - Google Patents
A kind of collector nozzle of ladle composite layer pug and preparation method thereof Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
- C04B2235/40—Metallic constituents or additives not added as binding phase
- C04B2235/402—Aluminium
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
- C04B2235/422—Carbon
- C04B2235/425—Graphite
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
- C04B2235/428—Silicon
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Abstract
To solve the deficiencies in the prior art, it the present invention provides a kind of collector nozzle of ladle composite layer pug, is prepared using following methods: S1. preparation raw material: preparing slide plate regenerated granule material, phenolic resin, graphite powder and mixed powder as raw material.Wherein, the mixed powder includes: alumine powder, plate diamond spar powder, metallic aluminium powder and metallic silicon power.S2. mixing: raw material described in step S1 is put into respectively according to formula ratio and carries out kneading operation in mixed grind equipment.S3. ageing mixture: prefabricated material obtained by step S2 being placed in closed environment and carries out ageing mixture, and the ageing mixture time is no less than for 24 hours.The collector nozzle of ladle composite layer pug is obtained after ageing mixture.Gained collector nozzle of ladle composite layer pug of the invention, plasticity with higher are easy compression moulding.And, in use process be less prone to delamination splitting the case where preferable with working lining materials wetability, safety coefficient are high.
Description
Technical field
The invention belongs to technical field of refractory materials, and in particular to a kind of collector nozzle of ladle composite layer pug and its preparation side
Method.
Background technique
Collector nozzle of ladle is a kind of resistance to material of function of carrying molten steel circulation, it and upper and lower slide plate form slide gate nozzle system
The flow velocity for controlling molten steel, is one of resistance to material of flow control system function of most critical in continuous casting process.Current most of collector nozzle of ladle
It is aluminium carbonaceous, Normal practice is using a kind of material, and this collector nozzle of ladle inoxidizability is strong, and thermal shock resistance is excellent, is resisted
Performance of flushing is excellent, so its service life is longer and safe and stable so what is used is relatively broad.But with corundum and
The collector nozzle of ladle cost of the rise in price of the raw materials such as alumine, single material becomes higher.
The collector nozzle of ladle of composite molding is a kind of novel collector nozzle of ladle, by working lining and composite layer two parts group
At, it is mostly corundum that wherein working lining, which is the position directly contacted with molten steel, and composite layer is contacted with molten steel periphery is not direct,
Material is mostly High-Alumina, since the thermal expansion coefficient difference of unlike material is likely to occur showing for delamination splitting in use
As be easy to causeing and wearing steel accident, influence using safe.
Summary of the invention
In view of the problems of the existing technology the present invention, provides a kind of collector nozzle of ladle composite layer pug, use is following
Method is prepared:
S1. preparation raw material
Prepare slide plate regenerated granule material, phenolic resin, graphite powder and mixed powder as raw material.Wherein, the mixed powder packet
It includes: alumine powder, plate diamond spar powder, metallic aluminium powder and metallic silicon power.
S2. mixing
Raw material described in step S1 is put into respectively according to formula ratio and carries out kneading operation in mixed grind equipment.
S3. ageing mixture
Prefabricated material obtained by step S2 is placed in closed environment and carries out ageing mixture, the ageing mixture time is no less than for 24 hours.After ageing mixture
Obtain the collector nozzle of ladle composite layer pug.
Further, in terms of mass fraction, raw material described in step S1 includes: 60-70 parts of slide plate regenerated granule material, phenolic aldehyde tree
2-4 parts of rouge, 2-5 parts of graphite powder, 15-30 parts of alumine powder, 1-12 parts of plate diamond spar powder, 0.5-2 parts of metallic aluminium powder, metallic silicon
0.3-0.8 parts of powder.
Further, the slide plate regenerated granule material includes: 28-35 parts of slide plate regenerated granule material of 1-4mm partial size, and
The slide plate regenerated granule material of the 0.5-1mm partial size of surplus.
Further, the phenolic resin is viscous liquid, viscosity 15000-19000mPs.
Further, alumine powder described in step S1 is 180-200 mesh, plate diamond spar powder is 180-200 mesh, metallic aluminium
Powder is 180-200 mesh, metallic silicon power is 180-200 mesh, graphite powder is 180-200 mesh.
Further, the operating procedure that operation is kneaded described in step S2 is as follows:
1) slide plate regenerated granule material is poured into mixed grind equipment, it is 80-120 seconds dry-mixed.
2) slowly uniform that phenolic resin is added, and rolled and stirring operation 120-250 seconds.
3) repeat to roll with stirring operation 4-8 times, it is 40-50 seconds that single, which rolls the time, mixing time 10-20
Second.
4) after completing the step 3) operation, graphite powder is added after carrying out grinding operation 40-80 seconds again, and be stirred
With grinding operation 280-320 seconds.
5) continue to be stirred and grinding operation 280-320 seconds after mixed powder being added.
6) repeat stirring and grinding operation 20-26 time, single roll the time be 40-50 seconds, mixing time 10-20
Second.
7) pug mixed obtained by step 6) is crossed into 7-9mm sieve, the pug after sieve is prefabricated material.
It further, further include 3-5 parts of acrylamide and 0.01-0.03 parts of potassium peroxydisulfate in the mixed powder.
One of the present invention has at least the following advantages:
1. gained collector nozzle of ladle composite layer pug of the invention, plasticity with higher are easy compression moulding.And and work
The case where making that layer materials wetability is preferable, delamination splitting is less prone in use process, safety coefficient are high.
2. collector nozzle of ladle composite layer pug of the present invention, as primary raw material, is greatly reduced into using slide plate reworked material
This, cost performance with higher, and energy conservation and environmental protection.
3. the preparation method of collector nozzle of ladle composite layer pug of the present invention can be used for suppressing the aluminium carbonaceous of various specifications model
The composite layer of compound collector nozzle, it is widely applicable.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below to of the invention further detailed
Explanation.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
Embodiment 1
A kind of collector nozzle of ladle composite layer pug, is prepared using following methods:
S1. preparation raw material
Prepare slide plate regenerated granule material, phenolic resin, graphite powder and mixed powder as raw material.Wherein, the mixed powder packet
It includes: alumine powder, plate diamond spar powder, metallic aluminium powder and metallic silicon power.In terms of mass fraction, raw material described in step S1 includes:
65 parts of slide plate regenerated granule material, 3.5 parts of phenolic resin, 3.5 parts of graphite powder, 16.5 parts of alumine powder, 10 parts of plate diamond spar powder,
1 part of metallic aluminium powder, 0.5 part of metallic silicon power.
S2. mixing
Raw material described in step S1 is put into respectively according to formula ratio and carries out kneading operation in mixed grind equipment.It first to be examined before mixing
Look into scraper plate and grind bottom whether clean out, after all qualifications can mixing, start slide plate muller.
The operating procedure that operation is kneaded described in step S2 is as follows:
1) slide plate regenerated granule material is poured into mixed grind equipment, dry-mixed 90 seconds.
2) slowly uniform that phenolic resin is added, and rolled and stirring operation 180 seconds.
3) repeat to roll with stirring operation 6 times, it is 45 seconds that single, which rolls the time, and mixing time is 15 seconds.
4) complete the step 3) operation after, again carry out grinding operation 60 seconds after graphite powder is added, and be stirred and
Grinding operation 300 seconds.
5) continue to be stirred and grinding operation 300 seconds after mixed powder being added.
6) repeat stirring and grinding operation 25 times, single roll the time be 45 seconds, mixing time be 15 seconds.At this point,
Pug performance mud powder is uniformly dispersed, and holding is agglomerating, does not prick the hand.
7) pug mixed obtained by step 6) is crossed into 8mm sieve, the pug after sieve is prefabricated material.
S3. ageing mixture
Prefabricated material obtained by step S2 is placed in closed environment and carries out ageing mixture, ageing mixture time 48h.Institute is obtained after ageing mixture
State collector nozzle of ladle composite layer pug.
Embodiment 2
A kind of collector nozzle of ladle composite layer pug, is prepared using following methods:
S1. preparation raw material
Prepare slide plate regenerated granule material, phenolic resin, graphite powder and mixed powder as raw material.Wherein, the mixed powder packet
It includes: alumine powder, plate diamond spar powder, metallic aluminium powder and metallic silicon power.In terms of mass fraction, raw material described in step S1 includes:
70 parts of slide plate regenerated granule material, 4 parts of phenolic resin, 5 parts of graphite powder, 30 parts of alumine powder, 12 parts of plate diamond spar powder, metallic aluminium
2 parts of powder, 0.8 part of metallic silicon power.
S2. mixing
Raw material described in step S1 is put into respectively according to formula ratio and carries out kneading operation in mixed grind equipment.It first to be examined before mixing
Look into scraper plate and grind bottom whether clean out, after all qualifications can mixing, start slide plate muller.
The operating procedure that operation is kneaded described in step S2 is as follows:
1) slide plate regenerated granule material is poured into mixed grind equipment, dry-mixed 120 seconds.
2) slowly uniform that phenolic resin is added, and rolled and stirring operation 250 seconds.
3) repeat to roll with stirring operation 8 times, it is 50 seconds that single, which rolls the time, and mixing time is 20 seconds.
4) complete the step 3) operation after, again carry out grinding operation 80 seconds after graphite powder is added, and be stirred and
Grinding operation 320 seconds.
5) continue to be stirred and grinding operation 320 seconds after mixed powder being added.
6) repeat stirring and grinding operation 26 times, single roll the time be 50 seconds, mixing time be 20 seconds.
7) pug mixed obtained by step 6) is crossed into 7mm sieve, the pug after sieve is prefabricated material.
S3. ageing mixture
Prefabricated material obtained by step S2 is placed in closed environment and carries out ageing mixture, the ageing mixture time is for 24 hours.Institute is obtained after ageing mixture
State collector nozzle of ladle composite layer pug.
Embodiment 3
A kind of collector nozzle of ladle composite layer pug, is prepared using following methods:
S1. preparation raw material
Prepare slide plate regenerated granule material, phenolic resin, graphite powder and mixed powder as raw material.Wherein, the mixed powder packet
It includes: alumine powder, plate diamond spar powder, metallic aluminium powder and metallic silicon power.In terms of mass fraction, raw material described in step S1 includes:
60 parts of slide plate regenerated granule material, 2 parts of phenolic resin, 2 parts of graphite powder, 15 parts of alumine powder, 1 part of plate diamond spar powder, metallic aluminium
0.5 part of powder, 0.3 part of metallic silicon power.
S2. mixing
Raw material described in step S1 is put into respectively according to formula ratio and carries out kneading operation in mixed grind equipment.It first to be examined before mixing
Look into scraper plate and grind bottom whether clean out, after all qualifications can mixing, start slide plate muller.
The operating procedure that operation is kneaded described in step S2 is as follows:
1) slide plate regenerated granule material is poured into mixed grind equipment, dry-mixed 80 seconds.
2) slowly uniform that phenolic resin is added, and rolled and stirring operation 120 seconds.
3) repeat to roll with stirring operation 4 times, it is 40 seconds that single, which rolls the time, and mixing time is 10 seconds.
4) complete the step 3) operation after, again carry out grinding operation 40 seconds after graphite powder is added, and be stirred and
Grinding operation 280 seconds.
5) continue to be stirred and grinding operation 280 seconds after mixed powder being added.
6) repeat stirring and grinding operation 20 times, single roll the time be 40 seconds, mixing time be 10 seconds.
7) pug mixed obtained by step 6) is crossed into 9mm sieve, the pug after sieve is prefabricated material.
S3. ageing mixture
Prefabricated material obtained by step S2 is placed in closed environment and carries out ageing mixture, ageing mixture time 96h.Institute is obtained after ageing mixture
State collector nozzle of ladle composite layer pug.
Embodiment 4
Based on collector nozzle of ladle composite layer pug described in embodiment 1-3, the slide plate regenerated granule material includes: 1-4mm
The slide plate regenerated granule material of 30 parts of the slide plate regenerated granule material of diameter and the 0.5-1mm partial size of surplus.
Embodiment 5
Based on collector nozzle of ladle composite layer pug described in embodiment 1-3, the slide plate regenerated granule material includes: 1-4mm
The slide plate regenerated granule material of 35 parts of the slide plate regenerated granule material of diameter and the 0.5-1mm partial size of surplus.
Embodiment 6
Based on collector nozzle of ladle composite layer pug described in embodiment 1-3, the slide plate regenerated granule material includes: 1-4mm
The slide plate regenerated granule material of 28 parts of the slide plate regenerated granule material of diameter and the 0.5-1mm partial size of surplus.
Applicant has found to compound using the slide plate regenerated granule material of different-grain diameter described in embodiment 4-6 after study,
Compared to the slide plate regenerated granule material of pure 1-4mm partial size, the anti-cracking performance of products obtained therefrom promotes 31% or more.Compared to pure 0.5-
The anti-cracking performance of the slide plate regenerated granule material of 1mm partial size, products obtained therefrom promotes 23% or more.
Embodiment 7
Based on collector nozzle of ladle composite layer pug described in embodiment 1-3, alumine powder described in step S1 is 190 mesh, plate
Shape schmigel is 190 mesh, metallic aluminium powder is 190 mesh, metallic silicon power is 190 mesh, graphite powder is 190 mesh.The phenolic resin is
Viscous liquid, viscosity 16000mPs.
Embodiment 8
Based on collector nozzle of ladle composite layer pug described in embodiment 1-3, alumine powder described in step S1 is 200 mesh, plate
Shape schmigel is 200 mesh, metallic aluminium powder is 180 mesh, metallic silicon power is 180 mesh, graphite powder is 180 mesh.The phenolic resin is
Viscous liquid, viscosity 19000mPs.
Embodiment 9
Based on collector nozzle of ladle composite layer pug described in embodiment 1-3, alumine powder described in step S1 is 180 mesh, plate
Shape schmigel is 180 mesh, metallic aluminium powder is 200 mesh, metallic silicon power is 200 mesh, graphite powder is 200 mesh.The phenolic resin is
Viscous liquid, viscosity 15000mPs.
Applicant has found just obtain meeting use of the present invention using the powder of partial size described in embodiment 7-9 after study
It is required that product, the excessively high degradation that will cause final products performance of partial size, it is difficult to reach requirement.Too low partial size meeting
Cause the unstable of final products performance, it is difficult to realize the steady production of scale.And the viscosity of phenolic resin also have it is stringent
It is required that viscosity it is excessively high cause processing difficulties and unstable product quality, viscosity is too low will cause product be in use process very
It is easy to appear cracking phenomena.
Embodiment 10
It further include 3-5 parts of acryloyl based on collector nozzle of ladle composite layer pug described in embodiment 1-3, in the mixed powder
Amine, most preferably 4 parts and 0.01-0.05 parts of potassium peroxydisulfate, most preferably 0.03 part.Acrylamide and potassium peroxydisulfate plus
Although entering, amount is not high, can be obviously improved the anti-cracking ability of product.Compared to the production for not adding acrylamide and potassium peroxydisulfate
Product are added to the product of acrylamide and potassium peroxydisulfate, cracking probability in use, 50% or more relative drop.
One of the present invention has at least the following advantages:
1. gained collector nozzle of ladle composite layer pug of the invention, plasticity with higher are easy compression moulding.And and work
The case where making that layer materials wetability is preferable, delamination splitting is less prone in use process, safety coefficient are high.
2. collector nozzle of ladle composite layer pug of the present invention, as primary raw material, is greatly reduced into using slide plate reworked material
This, cost performance with higher, and energy conservation and environmental protection.
3. the preparation method of collector nozzle of ladle composite layer pug of the present invention can be used for suppressing the aluminium carbonaceous of various specifications model
The composite layer of compound collector nozzle, it is widely applicable.
It should be noted that and understand, in the case where not departing from spirit and scope required by the claims in the present invention, energy
It is enough that various modifications and improvements are made to the present invention of foregoing detailed description.It is therefore desirable to protection technical solution range not by
The limitation of given any specific exemplary teachings.
Claims (7)
1. a kind of collector nozzle of ladle composite layer pug, which is characterized in that be prepared using following methods:
S1. preparation raw material
Prepare slide plate regenerated granule material, phenolic resin, graphite powder and mixed powder as raw material；Wherein, the mixed powder includes: height
Bauxite powder, plate diamond spar powder, metallic aluminium powder and metallic silicon power；
S2. mixing
Raw material described in step S1 is put into respectively according to formula ratio and carries out kneading operation in mixed grind equipment；
S3. ageing mixture
Prefabricated material obtained by step S2 is placed in closed environment and carries out ageing mixture, the ageing mixture time is no less than for 24 hours；It is obtained after ageing mixture
The collector nozzle of ladle composite layer pug.
2. collector nozzle of ladle composite layer pug according to claim 1, which is characterized in that in terms of mass fraction, step S1 institute
State raw material include: 60-70 parts of slide plate regenerated granule material, 2-4 parts of phenolic resin, 2-5 parts of graphite powder, 15-30 parts of alumine powder,
1-12 parts of plate diamond spar powder, 0.5-2 parts of metallic aluminium powder, 0.3-0.8 parts of metallic silicon power.
3. collector nozzle of ladle composite layer pug according to claim 2, which is characterized in that the slide plate regenerated granule material packet
It includes: the slide plate regenerated granule material of 28-35 parts of the slide plate regenerated granule material of 1-4mm partial size and the 0.5-1mm partial size of surplus.
4. collector nozzle of ladle composite layer pug according to claim 1, which is characterized in that the phenolic resin is thick liquid
Body, viscosity 15000-19000mPs.
5. collector nozzle of ladle composite layer pug according to claim 1, which is characterized in that alumine powder described in step S1 is
180-200 mesh, plate diamond spar powder are 180-200 mesh, metallic aluminium powder is 180-200 mesh, metallic silicon power is 180-200 mesh, graphite
Powder is 180-200 mesh.
6. collector nozzle of ladle composite layer pug according to claim 1, which is characterized in that be kneaded the behaviour of operation described in step S2
Steps are as follows for work:
1) slide plate regenerated granule material is poured into mixed grind equipment, it is 80-120 seconds dry-mixed；
2) slowly uniform that phenolic resin is added, and rolled and stirring operation 120-250 seconds；
3) repeat to roll with stirring operation 4-8 times, it is 40-50 second that single, which rolls the time, and mixing time is 10-20 seconds；
4) after completing the step 3) operation, graphite powder is added after carrying out grinding operation 40-80 seconds again, and be stirred and grind
Press operation 280-320 seconds；
5) continue to be stirred and grinding operation 280-320 seconds after mixed powder being added；
6) repeat stirring and grinding operation 20-26 time, single roll the time be 40-50 seconds, mixing time be 10-20 seconds；
7) pug mixed obtained by step 6) is crossed into 7-9mm sieve, the pug after sieve is prefabricated material.
7. collector nozzle of ladle composite layer pug according to claim 1, which is characterized in that further include 3-5 in the mixed powder
The acrylamide and 0.01-0.03 parts of potassium peroxydisulfate of part.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112194494A (en) * | 2020-09-30 | 2021-01-08 | 曹芬 | Method for processing refractory material |
| CN113087539A (en) * | 2021-05-18 | 2021-07-09 | 江苏泰瑞耐火有限公司 | Refractory material for zirconia composite metering nozzle and application thereof |
| CN117430407A (en) * | 2023-12-15 | 2024-01-23 | 大石桥市冠诚耐火材料有限公司 | Preparation process of magnesia carbon brick for tapping hole of converter |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4248638A (en) * | 1977-08-12 | 1981-02-03 | Junji Yomota | Method for preparing a magnesia carbon brick |
| CN106278030A (en) * | 2016-08-11 | 2017-01-04 | 长安大学 | Temperature-sensitive hydrogel application in improving concrete anti-dry-shrinkage cracking property |
| CN107473759A (en) * | 2017-09-29 | 2017-12-15 | 河南熔金高温材料股份有限公司 | The aluminium carbon lower nozzle brick and its production method of a kind of homogenization material toughness reinforcing |
| CN107586121A (en) * | 2017-08-31 | 2018-01-16 | 云南濮耐昆钢高温材料有限公司 | A kind of compound collector nozzle of ladle and preparation method thereof |
| CN107602099A (en) * | 2017-09-22 | 2018-01-19 | 马鞍山利尔开元新材料有限公司 | A kind of low carbon sliding plate brick of converter slag-resisting containing modified graphite and preparation method thereof |
| CN108424155A (en) * | 2018-04-25 | 2018-08-21 | 宜兴市耐火材料有限公司 | It is a kind of to utilize lower nozzle brick and preparation method thereof made of slide plate grinding mud waste material |
-
2019
- 2019-08-29 CN CN201910804908.0A patent/CN110483078A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4248638A (en) * | 1977-08-12 | 1981-02-03 | Junji Yomota | Method for preparing a magnesia carbon brick |
| CN106278030A (en) * | 2016-08-11 | 2017-01-04 | 长安大学 | Temperature-sensitive hydrogel application in improving concrete anti-dry-shrinkage cracking property |
| CN107586121A (en) * | 2017-08-31 | 2018-01-16 | 云南濮耐昆钢高温材料有限公司 | A kind of compound collector nozzle of ladle and preparation method thereof |
| CN107602099A (en) * | 2017-09-22 | 2018-01-19 | 马鞍山利尔开元新材料有限公司 | A kind of low carbon sliding plate brick of converter slag-resisting containing modified graphite and preparation method thereof |
| CN107473759A (en) * | 2017-09-29 | 2017-12-15 | 河南熔金高温材料股份有限公司 | The aluminium carbon lower nozzle brick and its production method of a kind of homogenization material toughness reinforcing |
| CN108424155A (en) * | 2018-04-25 | 2018-08-21 | 宜兴市耐火材料有限公司 | It is a kind of to utilize lower nozzle brick and preparation method thereof made of slide plate grinding mud waste material |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112194494A (en) * | 2020-09-30 | 2021-01-08 | 曹芬 | Method for processing refractory material |
| CN113087539A (en) * | 2021-05-18 | 2021-07-09 | 江苏泰瑞耐火有限公司 | Refractory material for zirconia composite metering nozzle and application thereof |
| CN113087539B (en) * | 2021-05-18 | 2022-06-21 | 江苏泰瑞耐火有限公司 | Refractory material for zirconia composite metering nozzle and application thereof |
| CN117430407A (en) * | 2023-12-15 | 2024-01-23 | 大石桥市冠诚耐火材料有限公司 | Preparation process of magnesia carbon brick for tapping hole of converter |
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