CN107434405A - A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production - Google Patents

A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production Download PDF

Info

Publication number
CN107434405A
CN107434405A CN201710775405.6A CN201710775405A CN107434405A CN 107434405 A CN107434405 A CN 107434405A CN 201710775405 A CN201710775405 A CN 201710775405A CN 107434405 A CN107434405 A CN 107434405A
Authority
CN
China
Prior art keywords
content
silicon carbide
electrical porcelain
useless
resistive connection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710775405.6A
Other languages
Chinese (zh)
Inventor
崔娟
鲁志燕
黄波
郑杰
陈勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yunnan Prco Kunming High Temperature Materials Co Ltd
Original Assignee
Yunnan Prco Kunming High Temperature Materials Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yunnan Prco Kunming High Temperature Materials Co Ltd filed Critical Yunnan Prco Kunming High Temperature Materials Co Ltd
Priority to CN201710775405.6A priority Critical patent/CN107434405A/en
Publication of CN107434405A publication Critical patent/CN107434405A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • C04B35/01—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
    • C04B35/103—Refractories from grain sized mixtures containing non-oxide refractory materials, e.g. carbon
    • 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
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/62204—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products using waste materials or refuse
    • 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
    • C04B2235/3222—Aluminates other than alumino-silicates, e.g. spinel (MgAl2O4)
    • 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
    • C04B2235/34—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
    • C04B2235/3418—Silicon oxide, silicic acids, or oxide forming salts thereof, e.g. silica sol, fused silica, silica fume, cristobalite, quartz or flint
    • 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
    • C04B2235/38—Non-oxide ceramic constituents or additives
    • C04B2235/3817—Carbides
    • C04B2235/3826—Silicon carbides
    • 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
    • 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
    • C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
    • C04B2235/447—Phosphates or phosphites, e.g. orthophosphate, hypophosphite
    • 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
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74—Physical characteristics
    • C04B2235/77—Density
    • 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
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
    • 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
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
    • C04B2235/9607—Thermal properties, e.g. thermal expansion coefficient
    • C04B2235/9615—Linear firing shrinkage

Abstract

The invention discloses a kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production, described silicon carbide castable includes the composition of following percentage by weight：Useless high alumina electrical porcelain (5~3mm) 25~32%, useless high alumina electrical porcelain (3~1mm) 15~25%, useless high alumina electrical porcelain (1~0mm) 10~20%, superfine high-aluminium vanadine (≤0.088mm) 5~10%, carborundum (1~0mm) 5~10%, carborundum (≤0.088mm) 10~20%, alpha-aluminium oxide micro mist (≤2 μm) 3~8%, silicon powder (≤1 μm) 3~6%, aluminate cement 4~10%, composite anti-explosion material 0.05~0.10%, additive 0.2~0.4%.The present invention by the use of useless high alumina electrical porcelain as main aggregate, a kind of high-strength resistive connection skin silicon carbide castable of the cement kiln of effectively save raw material resources, stabilizing cement kiln anti-scaling property, structural behaviour and workability has been made.

Description

A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production
Technical field
The invention belongs to cement building material industry technical field of refractory materials, and in particular to one kind is given birth to using useless high alumina electrical porcelain The high-strength resistive connection skin silicon carbide castable of production.
Background technology
In new dry process rotary kiln, because of R2O、SO3With the circulation collection of the volatile component such as chloride caused by skinning, stifled Plug problem drastically influence the service life of the position working linings such as cement kiln outlet, wicket cover.At present, to solve these problems, It is generally that appropriate carborundum is added in cement combination aluminium silicon systems castable refractory by the way of, gas is produced after SiC oxidations Body SiO2Gas, SiO2With Al thin in material2O3Reaction forms glazed layer in refractory surface, mitigates the viscous of clinker Attached and erosion, so that refractory material has resistive connection skin, and can improve the thermal shock resistance of refractory material, this castable As high-strength resistive connection skin silicon carbide castable.Traditional resistive connection skin silicon carbide castable uses alumine as primary raw material, auxiliary With appropriate auxiliary material, the wherein quality of bauxite determines the water absorption rate of material, can directly affect the amount of water of produced castable, Castable workability is caused to fluctuate；Simultaneously as cement kiln is adopted mostly with high-strength resistive connection skin silicon carbide castable at present Aggregate is used as by the use of superfine high-aluminium vanadine so that material cost performance is generally relatively low, and high-quality bauxite resource is reduced year by year in addition, realizes The trend recycled as cement kiln refractory development in following one period of regenerated resources.
The content of the invention
It is an object of the invention to provide a kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production.
The object of the present invention is achieved like this, and described silicon carbide castable includes the composition of following percentage by weight：
Preferably, the High-Alumina high tension insulator that described useless high alumina electrical porcelain is discarded for power industry, Al2O3Content 40~ Between 50%, Fe2O3Content is below 2.0%, SiO2Content is between 45~55%, R2O content is 2.0~2.5%, remaining Trace element is below 1.0%, and water absorption rate is 0.7~1.0%, and bulk density is in 2.4~2.5g/cm3Between.
Preferably, SiC content >=90% of described carborundum, the SiO of described silicon powder2Content >=92%.
Preferably, Al in described superfine high-aluminium vanadine2O3Content >=75%, Fe2O3Content≤2.5%, bulk density exist 2.85~2.95g/cm3Between；Al in alpha-aluminium oxide micro mist2O3Content >=99%.
Preferably, described aluminate cement is bonding agent, specially Secar-68 aluminous cements, wherein Al2O3Content >=68%, Fe2O3Content≤2.0%.
Preferably, described additive is in sodium tripolyphosphate, calgon, sodium citrate, poly carboxylic acid series water reducer One or more of mixtures.
Preferably, described aluminate cement is pre-mixed with fraction matrix, and is individually packed；Described matrix bag Include carborundum, silicon powder, alpha-aluminium oxide micro mist and additive.
Preferably, described composite anti-explosion material includes explosion-proof fiber and metallic aluminium powder.
Described explosion-proof fiber is JX-3-5 polypropylene explosion-proof fibers, 3~5mm of length, 150 ± 10 DEG C of fusing point；Described Metal Al content >=99.0% in metallic aluminium powder, granularity are 200 mesh.
Compared with prior art, beneficial effects of the present invention：
1st, it is of the invention by the use of useless high alumina electrical porcelain as main aggregate, a kind of effectively save raw material resources, stabilizing cement has been made The high-strength resistive connection skin silicon carbide castable of the cement kiln of kiln anti-scaling property, structural behaviour and workability.
2nd, cleansing pin of the present invention is low to the high-strength resistive connection skin silicon carbide castable cost performance of tradition, work progress amount of water is slightly higher Problem, the characteristic that discarded high alumina electrical porcelain water absorption rate is low, the high impurity of purity is few, trans-utilization rate is high is made full use of, is translated into The cement kiln main aggregate of high-strength resistive connection skin silicon carbide castable is produced, production cost is substantially reduced, shows in material flowability On the premise of work improves, amount of water significantly reduces, other performances reach brand-new material peer-level, the more former cost of cost reduces by four points One of, reach the purpose of energy-conserving and environment-protective.
3rd, due to the high alumina electrical porcelain Al that gives up2O3Content is high, water absorption rate is low, purity is preferable, according to cement made from inventive formulation The high-strength resistive connection skin silicon carbide castable of kiln, amount of water is low, have preferable mobility, antistrip performance, mechanical property and Thermal shock resistance energy, can resist flue gas under cement kiln complicated technology environment, dust erosion, wash away, service life is long, is applied to New dry process rotary kiln kilneye, wicket cover, tremie pipe cone section and identical thermal technology's operating mode position.
Embodiment
With reference to embodiment, the present invention is further illustrated, but the present invention is not any limitation as in any way, Based on present invention teach that any conversion or replacement made, belong to protection scope of the present invention.
Embodiment 1
A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production, described silicon carbide castable includes following The composition of percentage by weight：
Embodiment 2
A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production, described silicon carbide castable includes following The composition of percentage by weight：
Embodiment 3
A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production, described silicon carbide castable includes following The composition of percentage by weight：
Embodiment 4
A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production, described silicon carbide castable includes following The composition of percentage by weight：
Embodiment 5
A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production, described silicon carbide castable includes following The composition of percentage by weight：
Embodiment 6
A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production, described silicon carbide castable includes following The composition of percentage by weight：
Embodiment 7
A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production, described silicon carbide castable includes following The composition of percentage by weight：
Embodiment 8
A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production, described silicon carbide castable includes following The composition of percentage by weight：
The High-Alumina high tension insulator that described useless high alumina electrical porcelain is discarded for power industry, Al2O3Content 40~50% it Between, Fe2O3Content is below 2.0%, SiO2Content is between 45~55%, R2O content is 2.0~2.5%, remaining micro member Element is below 1.0%, and water absorption rate is 0.7%, bulk density 2.4g/cm3.SiC content >=90% of described carborundum, institute The SiO for the silicon powder stated2Content >=92%.Al in described superfine high-aluminium vanadine2O3Content >=75%, Fe2O3Content≤ 2.5%, bulk density 2.85g/cm3；Al in alpha-aluminium oxide micro mist2O3Content >=99%.Described aluminate cement is combination Agent, specially Secar-68 aluminous cements, wherein Al2O3Content >=68%, Fe2O3Content≤2.0%.Described additive For sodium tripolyphosphate, calgon, sodium citrate, poly carboxylic acid series water reducer mixture.Described aluminate cement and portion Point matrix is pre-mixed, and is individually packed；Described matrix includes carborundum, silicon powder, alpha-aluminium oxide micro mist and additional Agent.Described composite anti-explosion material includes explosion-proof fiber and metallic aluminium powder.Described explosion-proof fiber is that JX-3-5 polypropylene is explosion-proof Fiber, length 3mm, 150 DEG C of fusing point；Metal Al content >=99.0% in described metallic aluminium powder, granularity are 200 mesh.
Embodiment 9
A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production, described silicon carbide castable includes following The composition of percentage by weight：
The High-Alumina high tension insulator that described useless high alumina electrical porcelain is discarded for power industry, Al2O3Content 40~50% it Between, Fe2O3Content is below 2.0%, SiO2Content is between 45~55%, R2O content is 2.0~2.5%, remaining micro member Element is below 1.0%, and water absorption rate is 1.0%, and bulk density is in 2.5g/cm3.SiC content >=90% of described carborundum, institute The SiO for the silicon powder stated2Content >=92%.Al in described superfine high-aluminium vanadine2O3Content >=75%, Fe2O3Content≤ 2.5%, bulk density is in 2.95g/cm3；Al in alpha-aluminium oxide micro mist2O3Content >=99%.Described aluminate cement is combination Agent, specially Secar-68 aluminous cements, wherein Al2O3Content >=68%, Fe2O3Content≤2.0%.Described additive For sodium tripolyphosphate.Described described aluminate cement is pre-mixed with fraction matrix, and is individually packed；Described base Matter includes carborundum, silicon powder, alpha-aluminium oxide micro mist and additive.Described composite anti-explosion material includes explosion-proof fiber and metal Aluminium powder.Described explosion-proof fiber is JX-3-5 polypropylene explosion-proof fibers, length 5mm, 140 DEG C of fusing point；In described metallic aluminium powder Metal Al content >=99.0%, granularity are 200 mesh.
Embodiment 10
A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production, described silicon carbide castable includes following The composition of percentage by weight：
The High-Alumina high tension insulator that described useless high alumina electrical porcelain is discarded for power industry, Al2O3Content 40~50% it Between, Fe2O3Content is below 2.0%, SiO2Content is between 45~55%, R2O content is 2.0~2.5%, remaining micro member Element is below 1.0%, and water absorption rate is 0.8%, and bulk density is in 2.45g/cm3.SiC content >=90% of described carborundum, The SiO of described silicon powder2Content >=92%.Al in described superfine high-aluminium vanadine2O3Content >=75%, Fe2O3Content≤ 2.5%, bulk density is in 2.90g/cm3；Al in alpha-aluminium oxide micro mist2O3Content >=99%.Described aluminate cement is combination Agent, specially Secar-68 aluminous cements, wherein Al2O3Content >=68%, Fe2O3Content≤2.0%.Described additive Predominantly sodium citrate.Described aluminate cement is pre-mixed with fraction matrix, and is individually packed；Described matrix bag Include carborundum, silicon powder, alpha-aluminium oxide micro mist and additive.Described composite anti-explosion material includes explosion-proof fiber and metallic aluminium powder. Described explosion-proof fiber is JX-3-5 polypropylene explosion-proof fibers, length 4mm, 160 DEG C of fusing point；Metal Al in described metallic aluminium powder Content >=99.0%, granularity are 200 mesh.
Embodiment 11
A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production, described silicon carbide castable includes following The composition of percentage by weight：
The High-Alumina high tension insulator that described useless high alumina electrical porcelain is discarded for power industry, Al2O3Content 40~50% it Between, Fe2O3Content is below 2.0%, SiO2Content is between 45~55%, R2O content is 2.0~2.5%, remaining micro member Element is below 1.0%, and water absorption rate is between 0.7~1.0%, and bulk density is in 2.4~2.5g/cm3Between.Described carborundum SiC content >=90%, the SiO of described silicon powder2Content >=92%.Al in described superfine high-aluminium vanadine2O3Content >= 75%, Fe2O3Content≤2.5%, bulk density is between 2.85~2.95g/cm3；Al in alpha-aluminium oxide micro mist2O3Content >= 99%.Described aluminate cement is bonding agent, specially Secar-68 aluminous cements, wherein Al2O3Content >=68%, Fe2O3Content≤2.0%.Described additive is mainly the mixture of calgon, poly carboxylic acid series water reducer.Described aluminium Acid salt cement is pre-mixed with fraction matrix, and is individually packed；Described matrix includes carborundum, silicon powder, alpha-aluminium oxide Micro mist and additive.Described composite anti-explosion material includes explosion-proof fiber and metallic aluminium powder.Described explosion-proof fiber is JX-3-5 Polypropylene explosion-proof fiber, 3~5mm of length, 150 ± 10 DEG C of fusing point；Metal Al content >=99.0%, grain in described metallic aluminium powder Spend for 200 mesh.
Embodiment 12
Experimental example：The high-strength resistive connection skin silicon carbide castable that embodiment 1~11 is obtained is detected, all high-strength resistive connection skins Silicon carbide castable meets following performance parameter：
。

Claims (9)

1. a kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production, it is characterised in that including following weight hundred Divide the composition of ratio：
2. the high-strength resistive connection skin silicon carbide castable according to claim 1 using useless high alumina electrical porcelain production, its feature exists In the High-Alumina high tension insulator that described useless high alumina electrical porcelain is discarded for power industry, Al2O3Content is between 40~50%, Fe2O3 Content is below 2.0%, SiO2Content is between 45~55%, R2O content is 2.0~2.5%, and remaining trace element is 1.0% Hereinafter, water absorption rate is 0.7~1.0%, and bulk density is in 2.4~2.5g/cm3Between.
3. the high-strength resistive connection skin silicon carbide castable according to claim 1 using useless high alumina electrical porcelain production, its feature exists In SiC content >=90% of described carborundum, the SiO of described silicon powder2Content >=92%.
4. the high-strength resistive connection skin silicon carbide castable according to claim 1 using useless high alumina electrical porcelain production, its feature exists The Al in described superfine high-aluminium vanadine2O3Content >=75%, Fe2O3Content≤2.5%, bulk density is in 2.85~2.95g/ cm3Between；Al in alpha-aluminium oxide micro mist2O3Content >=99%.
5. the high-strength resistive connection skin silicon carbide castable according to claim 1 using useless high alumina electrical porcelain production, its feature exists In described aluminate cement be bonding agent, specially Secar-68 aluminous cements, wherein Al2O3Content >=68%, Fe2O3 Content≤2.0%.
6. the high-strength resistive connection skin silicon carbide castable according to claim 1 using useless high alumina electrical porcelain production, its feature exists It is one or more of in sodium tripolyphosphate, calgon, sodium citrate, poly carboxylic acid series water reducer in described additive Mixture.
7. the high-strength resistive connection skin silicon carbide castable according to claim 1 using useless high alumina electrical porcelain production, its feature exists It is pre-mixed with fraction matrix in described aluminate cement, and is individually packed；It is micro- that described matrix includes carborundum, silicon Powder, alpha-aluminium oxide micro mist and additive.
8. the high-strength resistive connection skin silicon carbide castable according to claim 1 using useless high alumina electrical porcelain production, its feature exists Include explosion-proof fiber and metallic aluminium powder in described composite anti-explosion material.
9. the high-strength resistive connection skin silicon carbide castable according to claim 8 using useless high alumina electrical porcelain production, its feature exists In described explosion-proof fiber be JX-3-5 polypropylene explosion-proof fibers, 3~5mm of length, 150 ± 10 DEG C of fusing point；Described metallic aluminium Metal Al content >=99.0% in powder, granularity are 200 mesh.
CN201710775405.6A 2017-08-31 2017-08-31 A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production Pending CN107434405A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710775405.6A CN107434405A (en) 2017-08-31 2017-08-31 A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710775405.6A CN107434405A (en) 2017-08-31 2017-08-31 A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production

Publications (1)

Publication Number Publication Date
CN107434405A true CN107434405A (en) 2017-12-05

Family

ID=60460088

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710775405.6A Pending CN107434405A (en) 2017-08-31 2017-08-31 A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production

Country Status (1)

Country Link
CN (1) CN107434405A (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109232004A (en) * 2018-10-30 2019-01-18 浙江锦诚新材料股份有限公司 A kind of resistive connection skin wear-resistant castable
CN109369201A (en) * 2018-12-20 2019-02-22 无锡远能耐火材料有限公司 Anticorrosive castable and preparation method thereof
CN111807851A (en) * 2020-07-31 2020-10-23 北京金隅通达耐火技术有限公司 Composite castable prepared from waste ceramic roller and waste shed plate
CN111848192A (en) * 2020-07-31 2020-10-30 北京金隅通达耐火技术有限公司 Refractory material prepared from waste high-alumina ceramic balls and waste shed plate
CN112592193A (en) * 2021-03-02 2021-04-02 北京利尔高温材料股份有限公司 Ladle cover castable and preparation method thereof
CN114573329A (en) * 2020-12-01 2022-06-03 云南濮耐昆钢高温材料有限公司 Aluminum-carbon castable for copper chute
CN115650710A (en) * 2022-11-28 2023-01-31 云南濮耐昆钢高温材料有限公司 High-strength anti-skinning refractory castable and preparation method thereof
CN115724672A (en) * 2022-11-28 2023-03-03 云南濮耐昆钢高温材料有限公司 Steel ladle composite drain and preparation method thereof
CN116178025A (en) * 2023-03-24 2023-05-30 长兴兴鹰新型耐火建材有限公司 High-strength light explosion-proof castable

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1450023A (en) * 2003-05-09 2003-10-22 宜兴天霸非金属材料有限公司 Anti-oxidation silica carbide pouring material
CN101058116A (en) * 2007-04-09 2007-10-24 巩义市五耐科技开发有限公司 Inner lining structure for torpedo pot and aluminium carbonize silicon carbide brick and high aluminium brick used for torpedo pot
JP2009161375A (en) * 2007-12-28 2009-07-23 Nippon Crucible Co Ltd Silicon carbide matter casting material
CN102746003A (en) * 2012-07-02 2012-10-24 浙江恒丰建材有限公司 High-strength alkali-resistant refractory castable
CN102850063A (en) * 2012-08-23 2013-01-02 通达耐火技术股份有限公司 High-strength anti-stripping castable with homogeneous material as aggregate for kilneye and preparation method thereof
CN104193372A (en) * 2014-08-29 2014-12-10 长兴兴鹰新型耐火建材有限公司 High-strength alkali-resistant castable and preparation method thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1450023A (en) * 2003-05-09 2003-10-22 宜兴天霸非金属材料有限公司 Anti-oxidation silica carbide pouring material
CN101058116A (en) * 2007-04-09 2007-10-24 巩义市五耐科技开发有限公司 Inner lining structure for torpedo pot and aluminium carbonize silicon carbide brick and high aluminium brick used for torpedo pot
JP2009161375A (en) * 2007-12-28 2009-07-23 Nippon Crucible Co Ltd Silicon carbide matter casting material
CN102746003A (en) * 2012-07-02 2012-10-24 浙江恒丰建材有限公司 High-strength alkali-resistant refractory castable
CN102850063A (en) * 2012-08-23 2013-01-02 通达耐火技术股份有限公司 High-strength anti-stripping castable with homogeneous material as aggregate for kilneye and preparation method thereof
CN104193372A (en) * 2014-08-29 2014-12-10 长兴兴鹰新型耐火建材有限公司 High-strength alkali-resistant castable and preparation method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
李红霞: "《耐火材料手册》", 31 January 2007 *

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109232004A (en) * 2018-10-30 2019-01-18 浙江锦诚新材料股份有限公司 A kind of resistive connection skin wear-resistant castable
CN109369201A (en) * 2018-12-20 2019-02-22 无锡远能耐火材料有限公司 Anticorrosive castable and preparation method thereof
CN111807851A (en) * 2020-07-31 2020-10-23 北京金隅通达耐火技术有限公司 Composite castable prepared from waste ceramic roller and waste shed plate
CN111848192A (en) * 2020-07-31 2020-10-30 北京金隅通达耐火技术有限公司 Refractory material prepared from waste high-alumina ceramic balls and waste shed plate
CN114573329A (en) * 2020-12-01 2022-06-03 云南濮耐昆钢高温材料有限公司 Aluminum-carbon castable for copper chute
CN112592193A (en) * 2021-03-02 2021-04-02 北京利尔高温材料股份有限公司 Ladle cover castable and preparation method thereof
CN115650710A (en) * 2022-11-28 2023-01-31 云南濮耐昆钢高温材料有限公司 High-strength anti-skinning refractory castable and preparation method thereof
CN115724672A (en) * 2022-11-28 2023-03-03 云南濮耐昆钢高温材料有限公司 Steel ladle composite drain and preparation method thereof
CN116178025A (en) * 2023-03-24 2023-05-30 长兴兴鹰新型耐火建材有限公司 High-strength light explosion-proof castable

Similar Documents

Publication Publication Date Title
CN107434405A (en) A kind of high-strength resistive connection skin silicon carbide castable using useless high alumina electrical porcelain production
CN105367095B (en) A kind of triple air hose of cement kiln castable refractory and preparation method thereof
CN102701764B (en) Sintered alumina-silica refractory material and preparation method thereof
CN107473759B (en) Homogenizing material toughened aluminum-carbon lower nozzle brick and production method thereof
JP5331223B2 (en) Ground module and manufacturing method thereof
BR102014002644B1 (en) FIRE PROTECTION MORTAR
JP5713164B2 (en) Tile / cement mortar admixture composition and tile / cement mortar composition containing the same
CN108341677A (en) A kind of high-strength refractory brick and preparation method thereof
CN111978090B (en) Aluminum-silicon light refractory castable and preparation method thereof
CN102746003A (en) High-strength alkali-resistant refractory castable
CN106747638B (en) Foam concrete main material
CN102775162A (en) Anti-skinning refractory casting material
CN104326755A (en) Low-thermal-conductivity mullite tin bath combined top cover brick
CN104671805A (en) Anti-skinning castable and preparation method thereof
CN107244929A (en) A kind of crusting resistant pouring material and preparation method thereof
CN112645671A (en) Lightweight high-strength heat-preservation plastering gypsum mortar and preparation method thereof
CN110937905B (en) High-thermal-shock-resistance composite kiln mouth castable
CN107827469A (en) Low heat conduction high abrasion corundum pouring material and preparation method thereof
CN104058771A (en) Fire-resistant castable for pre-heater
CN105924188A (en) Wear-resistant castable for waste incinerators
CN108017397A (en) Refractory brick containing quartz sand and preparation method thereof
CN108002848A (en) Refractory brick containing magnesium aluminate spinel and preparation method thereof
CN109400125A (en) A kind of cement kiln low temperature wear-resistant castable
RU2397966C1 (en) Dry construction mixture
CN108467274A (en) A kind of preparation method of thermophilic and refractory plastic material

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20171205