CN107337457A - A kind of can-type calcine furnace mullite silicon-carbon refractory brick and preparation method thereof - Google Patents

A kind of can-type calcine furnace mullite silicon-carbon refractory brick and preparation method thereof Download PDF

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CN107337457A
CN107337457A CN201710420323.XA CN201710420323A CN107337457A CN 107337457 A CN107337457 A CN 107337457A CN 201710420323 A CN201710420323 A CN 201710420323A CN 107337457 A CN107337457 A CN 107337457A
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fine powder
mullite
silicon
particle
carbon refractory
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董建军
慕松坡
章信忠
郭永奇
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
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    • 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
    • C04B35/16—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 silicates other than clay
    • C04B35/18—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 silicates other than clay rich in aluminium oxide
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    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D1/00—Casings; Linings; Walls; Roofs
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    • 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
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    • C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/349—Clays, e.g. bentonites, smectites such as montmorillonite, vermiculites or kaolines, e.g. illite, talc or sepiolite
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Abstract

The present invention proposes a kind of can-type calcine furnace mullite silicon-carbon refractory brick and preparation method thereof, for the can-type calcine furnace mullite silicon-carbon refractory brick by mullite silicon-carbon refractory mixture through being kneaded, being molded, drying, calcining and form, the mullite silicon-carbon refractory mixture is 55 by mass ratio：43~45：4.5~6.5 particle mixture, fine powder compound and additional bonding agent composition；Its preparation method is：S1, raw material prepare, and grind particle mixture, fine powder compound；S2, mixed grind：Particulate material plus additional bonding agent, then refinement powder compound, mixed grind are prepared into pug；S3, brickmaking machine are compressing, first dry, then calcine；S4, it is fired into examination, packaging and storage after refractory product is chosen.

Description

A kind of can-type calcine furnace mullite silicon-carbon refractory brick and preparation method thereof
Technical field
The present invention relates to tank type carbon calciner technical field of refractory materials, relates in particular to a kind of can-type calcine furnace With mullite silicon-carbon refractory brick and preparation method thereof.
Background technology
Can-type calcine furnace is one of capital equipment of calcined petroleum coke, and calcined coke is generated after high-temperature calcination, is charcoal element system Product production primary raw material used, the quality of its raw material burning quality is to the quality of product and the technical indicator of follow-up each technique Have a significant impact, be the important guarantee for producing qualified carbon product.
For a long time, Main Refractory used in building can-type calcining furnace tank part by laying bricks or stones is silica brick.Recent years, production Producer is in order to reduce production cost, in the petroleum coke of calcining raw materials used, Behavior of High-sulfur Petroleum Coke raw material use ratio increase, due to calcining retort The sulphur of internal high concentration, vanadium, etc. the mineralizer generation eutectic such as impurity and the calcium in silica brick, iron, cause tank body silica brick to be weathered It is extremely serious, silica brick damage is accelerated, furnace service life is reduced to current 2-3 by original 7-8, shortens service life, Add the expense of kiln overhaul.Therefore, its performance of silica brick used in tank type carbon calciner can not meet requirement at present,
In addition, silica brick used in current tank type carbon calciner, because coefficient of thermal expansion is larger, its volumetric expansion is larger, easily causes Exhaust gases passes and flame-observing hole are blocked, and influence is brought to operation.To building by laying bricks or stones and baker requirement is also strict, furnace drying time reaches silica brick used More than 60 days, cause energy waste.
How to solve the erosion-resisting characteristics of refractory brick, weaken sulphur, vanadium, etc. erosion of the impurity slag to refractory brick, resist fire resisting Burnt generation is glued on brick surface, is improved the resistance to overturning of can-type calcine furnace, is turned into the key for overcoming can-type calcine furnace stove service life.
The content of the invention
For drawbacks described above, the invention provides a kind of can-type calcine furnace mullite silicon-carbon refractory brick and its preparation side Method, can not only resist sulphur, vanadium, etc. erosion of the impurity slag to refractory brick, weaken erosion of the slag along brickwork joint to refractory brick, support Burnt generation is glued on anti-refractory brick surface, improves the resistance to overturning of can-type calcine furnace；But also it can play and accelerate heat in tank body Conduction, improve the accumulation of heat rate in tank body, the quality of after-smithing petroleum coke can be improved.The invention of the product is led in can-type calcine furnace Belong to innovative product in domain, the application obtained at present in three factories, it uses and become effective.
To achieve the above object, the technical scheme is that：
A kind of can-type calcine furnace mullite silicon-carbon refractory brick, by mullite silicon-carbon refractory mixture through being kneaded, being molded, drying, Calcining forms, and the mullite silicon-carbon refractory mixture is 55 by mass ratio：43~45：4.5~6.5 particle mixture, fine powder Compound and additional bonding agent composition；
The particle mixture is by mullite particle, mixing special grade bauxite particle, three-level alumine particle, andalusite Two or more component in pellet, silicon-carbide particle material mixes, and the particle diameter of the particle mixture each component is 0.088~5mm；
The fine powder compound is by special grade bauxite fine powder, mullite fine powder, carbide fine powder, a- aluminum oxide fine powders, red post Four or more component in stone fine powder, tonerde raw material fine powder mixes, the grain of the fine powder compound each component Footpath is less than 0.088mm；
The additional bonding agent is by metal silicon fine powder, metallic aluminium fine powder, sodium lignin sulfonate liquid, tonerde raw material mud Two or more component mix, the particle diameter of the additional bonding agent each component is less than 0.088mm.
As the improvement to above-mentioned technical proposal, the special grade bauxite particle, the Al of special grade bauxite fine powder2O3 Content >=80%；The Al of the mullite particle, mullite fine powder2O3Content >=65%；The andalusite particulate material, andalusite are thin The Al of powder, three-level alumine particle2O3Content >=55%.
As the improvement to above-mentioned technical proposal, the silicon-carbide particle material, SiC content >=90% of carbide fine powder；Institute State Si content >=95% of metal silicon fine powder.
As the improvement to above-mentioned technical proposal, the Al of the a- aluminum oxide fine powders2O3Content >=98%, the metallic aluminium are thin Al in powder2O3Content >=95%.
As the improvement to above-mentioned technical proposal, the Al of the tonerde raw material fine powder2O3Content >=30%；Tonerde Al in raw material mud2O3Content >=28%, unit weight are more than 1.35g/cm3。
As the improvement to above-mentioned technical proposal, the sodium lignin sulfonate liquid unit weight is more than 1.25g/cm3。
The present invention simultaneously provides a kind of preparation method of can-type calcine furnace mullite silicon-carbon refractory brick, the preparation method Step is：
S1, raw material prepare：
S11, mullite material, special grade bauxite material, three-level alumine material, andalusite material, carbonization silicon material are chosen, crushed It is processed into 0.088~5mm particulate material and two or more is mixed with two of which or for component；
S12, choose special grade bauxite material, mullite material, carbonization silicon material, a- alumina materials, andalusite material, tonerde life Material, using wherein four or more be that component mixes, common mill is carried out in ball mill, granularity is processed into and is less than 0.088mm's Ball milling mixing fine powder；
S2, mixed grind：Premixed after particulate material is weighed in proportion in edge runner-wet mill, add sodium lignin sulfonate liquid and bonding clay Mud, mixed grind add ball milling mixing fine powder after 3~5 minutes, continue mixed grind and be prepared into pug in 15 minutes or so；
Pug after S3, stone roller are good is compressing more than 600T brickmaking machine using pressure, and made adobe is put into tunnel dryer In be dried, drying temperature be 110~180 DEG C, 12~24h of drying time；Above-mentioned dried product is loaded into combustion gas tunnel In road kiln, calcined at a temperature of 1430~1450 DEG C, firing time is 8~12 hours；
S4, it is fired into examination, packaging and storage after refractory product is chosen.
As the improvement to above-mentioned technical proposal, in step 2, pug moisture is controlled 4~5%.
Compared with prior art, the benefit acquired by the present invention and beneficial effect are：
The can-type calcine furnace as made from preparation method of the present invention is as follows with mullite silicon-carbon refractory brick physical and chemical performance index：It is high The % of warm 1280 DEG C × 25h of creep rate≤- 0.3；Thermal shock resistance (1100 DEG C, recirculated water cooling) >=15 times；Bulk density >= 2.35 g/cm3；Thermal conductivity（M/m.k 1000℃）≥1.5；Refractoriness under load (0.2MPa, 0.5%) >=1600 DEG C；Apparent porosity ≤18 %；Al2O3The % of content >=55；Fe2O3 ≤1.6 %.Coefficient of thermal expansion（1000℃）≤0.7 %；Cold crushing strength >=65Mpa.
The present invention can-type calcine furnace mullite silicon-carbon refractory brick can not only resist sulphur, vanadium, etc. impurity slag to resistance to The erosion of firebrick, weaken erosion of the slag along brickwork joint to refractory brick, burnt generation is glued on resistance refractory brick surface, improves pot type calcining The resistance to overturning of stove；But also can play and accelerate conduction hot in tank body, the accumulation of heat rate in tank body is improved, can improve and forge The quality of petroleum coke afterwards.
Material provided by the present invention, collection anti-erosion, high intensity, high abrasion, antiscour, low creep, microdilatancy do not shrink, The premium properties such as heat conduction is good, energy-conserving and environment-protective are to measure body making exclusively for calcined petroleum coke can-type calcining furnace tank in one Instead of the regeneration product of silica brick, fundamentally solve that silica brick material compressive resistance is low, and erosion-resisting characteristics is poor, cubical expansivity Greatly, short etc. the deficiency of service life.
Embodiment
Below in conjunction with the specific requirement embodiment of the present invention, technical scheme is clearly and completely retouched State, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on the present invention In embodiment, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made Example, belongs to the scope of protection of the invention.
Embodiment 1：
The can-type calcine furnace of the present embodiment mullite silicon-carbon refractory brick, its preparation method are：
Particulate material：Special grade bauxite particle：The parts by weight of 0.088~5mm 20
Mullite particle：The parts by weight of 0.088~5mm 20
The parts by weight of 0.088~5mm of andalusite particle 10
The parts by weight of 0.088~5mm of silicon-carbide particle 5
Mixing fine powders：Special grade bauxite fine powder：The parts by weight of ＜ 0.088mm 13
Carbide fine powder：The parts by weight of ＜ 0.088mm 5
Andalusite fine powder：The parts by weight of ＜ 0.088mm 10
A- aluminum oxide fine powders：The parts by weight of ＜ 0.088mm 5
Tonerde raw material fine powder：The parts by weight of ＜ 0.088mm 12
Additional bonding agent：Metal silicon fine powder：The parts by weight of ＜ 0.088mm 1.0
Sodium lignin sulfonate liquid unit weight is 1.25g/cm31.5 parts by weight
Tonerde raw material volume weight of slurry is 1.35g/cm33~3.5 parts by weight
S1, raw material prepare：
S11, choose mullite material, special grade bauxite material, andalusite material, carbonization silicon material, crushed be processed into 0.088~ 5mm particulate material is simultaneously mixed；
S12, special grade bauxite material, carbonization silicon material, a- alumina materials, andalusite material, tonerde raw material are chosen, mixed, Common mill is carried out in ball mill, is processed into the ball milling mixing fine powder that granularity is less than 0.088mm；
S2, mixed grind：Premixed after particulate material is weighed in proportion in edge runner-wet mill, add category silica fine powder, sodium lignin sulfonate liquid With tonerde raw material mud, mixed grind adds ball milling mixing fine powder after 3~5 minutes, continues mixed grind and is prepared into for 15 minutes or so Pug；Pug moisture is controlled 4~5%.
Pug after S3, stone roller are good is compressing more than 600T brickmaking machine using pressure, and made adobe is put into tunnel type and done It is dried in dry device, drying temperature is 110~180 DEG C, 12~24h of drying time；Above-mentioned dried product is loaded into combustion In gas tunnel cave, calcined at a temperature of 1430~1450 DEG C, firing time is 8~12 hours；
S4, it is fired into examination, packaging and storage after refractory product is chosen.
Embodiment 2：
The can-type calcine furnace of the present embodiment mullite silicon-carbon refractory brick, its preparation method are：
Particulate material：Special grade bauxite particle：The parts by weight of 0.088~5mm 20
Mullite particle：The parts by weight of 0.088~5mm 20
The parts by weight of 0.088~5mm of andalusite particle 15
Mixing fine powders：Special grade bauxite fine powder：The parts by weight of ＜ 0.088mm 20
Carbide fine powder：The parts by weight of ＜ 0.088mm 10
A- aluminum oxide fine powders：The parts by weight of ＜ 0.088mm 5
Tonerde raw material fine powder：The parts by weight of ＜ 0.088mm 10
Additional bonding agent：Metallic aluminium fine powder：The parts by weight of ＜ 0.088mm 1.5
Sodium lignin sulfonate liquid unit weight is 1.25g/cm31.5 parts by weight
Tonerde raw material volume weight of slurry is 1.35g/cm33~3.5 parts by weight
S1, raw material prepare：
S11, mullite material, special grade bauxite material, andalusite material are chosen, crushed the particulate material for being processed into 0.088~5mm And mixed；
S12, special grade bauxite material, carbonization silicon material, a- alumina materials, tonerde raw material are chosen, mixing, entered in ball mill Row is ground altogether, is processed into the ball milling mixing fine powder that granularity is less than 0.088mm；
S2, mixed grind：Premixed after particulate material is weighed in proportion in edge runner-wet mill, add category aluminium fine powder, sodium lignin sulfonate liquid With tonerde raw material mud, mixed grind adds ball milling mixing fine powder after 3~5 minutes, continues mixed grind and is prepared into for 15 minutes or so Pug；Pug moisture is controlled 4~5%.
Pug after S3, stone roller are good is compressing more than 600T brickmaking machine using pressure, and made adobe is put into tunnel type and done It is dried in dry device, drying temperature is 110~180 DEG C, 12~24h of drying time；Above-mentioned dried product is loaded into combustion In gas tunnel cave, calcined at a temperature of 1430~1450 DEG C, firing time is 8~12 hours；
S4, it is fired into examination, packaging and storage after refractory product is chosen.
Embodiment 3：
The can-type calcine furnace of the present embodiment mullite silicon-carbon refractory brick, its preparation method are：
Particulate material：Special grade bauxite particle：The parts by weight of 0.088~5mm 40
The parts by weight of 0.088~5mm of andalusite particle 15
Mixing fine powders：Mullite fine powder：The parts by weight of ＜ 0.088mm 20
Carbide fine powder：The parts by weight of ＜ 0.088mm 7
A- aluminum oxide fine powders：The parts by weight of ＜ 0.088mm 8
Tonerde raw material fine powder：The parts by weight of ＜ 0.088mm 10
Additional bonding agent：Sodium lignin sulfonate liquid unit weight is 1.25g/cm31.5 parts by weight
Tonerde raw material volume weight of slurry is 1.35g/cm33~3.5 parts by weight
S1, raw material prepare：
S11, special grade bauxite material, andalusite material are chosen, crushed the particulate material for being processed into 0.088~5mm and mixed Close；
S12, mullite material, carbonization silicon material, a- alumina materials, tonerde raw material are chosen, mixing, be total in ball mill Mill, it is processed into the ball milling mixing fine powder that granularity is less than 0.088mm；
S2, mixed grind：Premixed after particulate material is weighed in proportion in edge runner-wet mill, add sodium lignin sulfonate liquid and tonerde Raw material mud, mixed grind add ball milling mixing fine powder after 3~5 minutes, continue mixed grind and be prepared into pug in 15 minutes or so；Pug water Sub-control system is 4~5%.
Pug after S3, stone roller are good is compressing more than 600T brickmaking machine using pressure, and made adobe is put into tunnel type and done It is dried in dry device, drying temperature is 110~180 DEG C, 12~24h of drying time；Above-mentioned dried product is loaded into combustion In gas tunnel cave, calcined at a temperature of 1430~1450 DEG C, firing time is 8~12 hours；
S4, it is fired into examination, packaging and storage after refractory product is chosen.
Embodiment 4：
The can-type calcine furnace of the present embodiment mullite silicon-carbon refractory brick, its preparation method are：
Particulate material：Special grade bauxite particle：The parts by weight of 0.088~5mm 20
Mullite particle：The parts by weight of 0.088~5mm 20
The parts by weight of 0.088~5mm of andalusite particle 15
Mixing fine powders：Mullite fine powder：The parts by weight of ＜ 0.088mm 20
Carbide fine powder：The parts by weight of ＜ 0.088mm 6
A- aluminum oxide fine powders：The parts by weight of ＜ 0.088mm 5
Tonerde raw material fine powder：The parts by weight of ＜ 0.088mm 12
Additional bonding agent：Metal silicon fine powder：The parts by weight of ＜ 0.088mm 0.5
Metallic aluminium fine powder：The parts by weight of ＜ 0.088mm 0.5
Sodium lignin sulfonate liquid unit weight is 1.25g/cm31.5 parts by weight
Tonerde raw material volume weight of slurry is 1.35g/cm33~3.5 parts by weight
S1, raw material prepare：
S11, special grade bauxite material, andalusite material, mullite material are chosen, crushed the particulate material for being processed into 0.088~5mm And mixed；
S12, mullite material, carbonization silicon material, a- alumina materials, tonerde raw material are chosen, mixing, be total in ball mill Mill, it is processed into the ball milling mixing fine powder that granularity is less than 0.088mm；
S2, mixed grind：Premixed after particulate material is weighed in proportion in edge runner-wet mill, add metal silicon fine powder, metallic aluminium fine powder, wooden Plain sodium sulfonate liquid and tonerde raw material mud, mixed grind add ball milling mixing fine powder after 3~5 minutes, continue mixed grind 15 and divide Clock or so is prepared into pug；Pug moisture is controlled 4~5%.
Pug after S3, stone roller are good is compressing more than 600T brickmaking machine using pressure, and made adobe is put into tunnel type and done It is dried in dry device, drying temperature is 110~180 DEG C, 12~24h of drying time；Above-mentioned dried product is loaded into combustion In gas tunnel cave, calcined at a temperature of 1430~1450 DEG C, firing time is 8~12 hours.
S4, it is fired into examination, packaging and storage after refractory product is chosen.
Embodiment 5：
The can-type calcine furnace of the present embodiment mullite silicon-carbon refractory brick, its preparation method are：
Particulate material：Three-level alumine particle：The parts by weight of 0.088~5mm 30
The parts by weight of 0.088~5mm of andalusite particle 20
The parts by weight of 0.088~5mm of silicon-carbide particle 5
Mixing fine powders：Special grade bauxite fine powder：The parts by weight of ＜ 0.088mm 14
Carbide fine powder：The parts by weight of ＜ 0.088mm 6
Andalusite fine powder：The parts by weight of ＜ 0.088mm 10
A- aluminum oxide fine powders：The parts by weight of ＜ 0.088mm 5
Tonerde raw material fine powder：The parts by weight of ＜ 0.088mm 10
Additional bonding agent：Sodium lignin sulfonate liquid unit weight is 1.25g/cm31.5 parts by weight
Tonerde raw material volume weight of slurry is 1.35g/cm33~3.5 parts by weight
S1, raw material prepare：
S11, three-level alumine material, andalusite material, carbonization silicon material are chosen, crushed the particulate material for being processed into 0.088~5mm And mixed；
S12, special grade bauxite material, carbonization silicon material, andalusite material, a- alumina materials, tonerde raw material are chosen, mixed, Common mill is carried out in ball mill, is processed into the ball milling mixing fine powder that granularity is less than 0.088mm；
S2, mixed grind：Premixed after particulate material is weighed in proportion in edge runner-wet mill, add sodium lignin sulfonate liquid and tonerde Raw material mud, mixed grind add ball milling mixing fine powder after 3~5 minutes, continue mixed grind and be prepared into pug in 15 minutes or so；Pug water Sub-control system is 4~5%.
Pug after S3, stone roller are good is compressing more than 600T brickmaking machine using pressure, and made adobe is put into tunnel type and done It is dried in dry device, drying temperature is 110~180 DEG C, 12~24h of drying time；Above-mentioned dried product is loaded into combustion In gas tunnel cave, calcined at a temperature of 1430~1450 DEG C, firing time is 8~12 hours.
S4, it is fired into examination, packaging and storage after refractory product is chosen.
Embodiment 6：
The can-type calcine furnace of the present embodiment mullite silicon-carbon refractory brick, its preparation method are：
Particulate material：Three-level alumine particle：The parts by weight of 0.088~5mm 20
Mullite particle：The parts by weight of 0.088~5mm 25
The parts by weight of 0.088~5mm of andalusite particle 10
Mixing fine powders：Special grade bauxite fine powder：The parts by weight of ＜ 0.088mm 9
Carbide fine powder：The parts by weight of ＜ 0.088mm 8
Andalusite fine powder：The parts by weight of ＜ 0.088mm 10
A- aluminum oxide fine powders：The parts by weight of ＜ 0.088mm 6
Tonerde raw material fine powder：The parts by weight of ＜ 0.088mm 12
Additional bonding agent：Sodium lignin sulfonate liquid unit weight is 1.25g/cm31.5 parts by weight
Tonerde raw material volume weight of slurry is 1.35g/cm33~3.5 parts by weight
S1, raw material prepare：
S11, three-level alumine material, andalusite material, mullite material are chosen, crushed the particulate material for being processed into 0.088~5mm And mixed；
S12, special grade bauxite material, carbonization silicon material, andalusite material, a- alumina materials, tonerde raw material are chosen, mixed, Common mill is carried out in ball mill, is processed into the ball milling mixing fine powder that granularity is less than 0.088mm；
S2, mixed grind：Premixed after particulate material is weighed in proportion in edge runner-wet mill, add sodium lignin sulfonate liquid and tonerde Raw material mud, mixed grind add ball milling mixing fine powder after 3~5 minutes, continue mixed grind and be prepared into pug in 15 minutes or so；Pug water Sub-control system is 4~5%.
Pug after S3, stone roller are good is compressing more than 600T brickmaking machine using pressure, and made adobe is put into tunnel type and done It is dried in dry device, drying temperature is 110~180 DEG C, 12~24h of drying time；Above-mentioned dried product is loaded into combustion In gas tunnel cave, calcined at a temperature of 1430~1450 DEG C, firing time is 8~12 hours.
S4, it is fired into examination, packaging and storage after refractory product is chosen.
In above-mentioned 6 embodiments, Al in described three-level alumine, andalusite2O3Content >=55%；In mullite Al2O3Content >=65%；Al in special grade bauxite2O3Content >=80%；SiC content >=90% in carborundum.
Al in a- aluminum oxide2O3Content >=98%；Al in tonerde raw material2O3The % of content >=30；In metallic aluminium fine powder Al2O3The % of content >=95；The % of Si in metal silicon fine powder >=95；Al in tonerde raw material mud2O3The % of content >=28, unit weight are More than 1.35 g/cm3；Sodium lignin sulfonate liquid unit weight is more than 1.25g/cm3。
Can-type calcine furnace provided by the present invention mullite silicon-carbon refractory brick, it is collection anti-erosion, high intensity, high abrasion, anti- Wash away, the premium properties such as low creep, microdilatancy are not shunk, the good, energy-conserving and environment-protective of heat conduction in one, be to be used exclusively for calcined petroleum coke Can-type calcining furnace tank and measure body and make regeneration product instead of silica brick, it is low fundamentally to solve silica brick material compressive resistance, Erosion-resisting characteristics is poor, the deficiency that cubical expansivity is big, service life is short etc..Material provided by the present invention, which also has, to be reduced The characteristics of dust harzard human body, meet environmental requirement.
Can-type calcine furnace prepared by above-described embodiment with mullite silicon-carbon refractory brick compared with silica brick, its performance it is excellent Property such as following table：
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and Within principle, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.

Claims (8)

  1. A kind of 1. can-type calcine furnace mullite silicon-carbon refractory brick, it is characterised in that：The can-type calcine furnace is resistance to mullite silicon-carbon Firebrick by mullite silicon-carbon refractory mixture through being kneaded, being molded, drying, calcining and form, the mullite silicon-carbon refractory mixture by Mass ratio is 55：43~45：4.5~6.5 particle mixture, fine powder compound and additional bonding agent composition；
    The particle mixture is by mullite particle, mixing special grade bauxite particle, three-level alumine particle, andalusite Two or more component in pellet, silicon-carbide particle material mixes, and the particle diameter of the particle mixture each component is 0.088~5mm；
    The fine powder compound is by special grade bauxite fine powder, mullite fine powder, carbide fine powder, a- aluminum oxide fine powders, red post Four or more component in stone fine powder, tonerde raw material fine powder mixes, the grain of the fine powder compound each component Footpath is less than 0.088mm；
    The additional bonding agent is by metal silicon fine powder, metallic aluminium fine powder, sodium lignin sulfonate liquid, tonerde raw material mud Two or more component mix, the particle diameter of the additional bonding agent each component is less than 0.088mm.
  2. 2. can-type calcine furnace as claimed in claim 1 mullite silicon-carbon refractory brick, it is characterised in that：The superfine high alumina alum The Al of soil particle, special grade bauxite fine powder2O3Content >=80%；The Al of the mullite particle, mullite fine powder2O3Content >= 65%；The andalusite particulate material, andalusite fine powder, the Al of three-level alumine particle2O3Content >=55%.
  3. 3. can-type calcine furnace as claimed in claim 1 mullite silicon-carbon refractory brick, it is characterised in that：The silicon-carbide particle Material, SiC content >=90% of carbide fine powder；Si content >=95% of the metal silicon fine powder.
  4. 4. can-type calcine furnace as claimed in claim 1 mullite silicon-carbon refractory brick, it is characterised in that：The a- aluminum oxide is thin The Al of powder2O3Content >=98%, Al in the metallic aluminium fine powder2O3Content >=95%.
  5. 5. can-type calcine furnace as claimed in claim 1 mullite silicon-carbon refractory brick, it is characterised in that：The tonerde life Expect the Al of fine powder2O3Content >=30%；Al in tonerde raw material mud2O3Content >=28%, unit weight are more than 1.35g/cm3。
  6. 6. can-type calcine furnace as claimed in claim 1 mullite silicon-carbon refractory brick, it is characterised in that：The lignin sulfonic acid Sodium liquid unit weight is more than 1.25g/cm3。
  7. 7. a kind of preparation method of the can-type calcine furnace mullite silicon-carbon refractory brick as described in any in claim 1 to 6, its It is characterised by：The step of preparation method is：
    S1, raw material prepare：
    S11, mullite material, special grade bauxite material, three-level alumine material, andalusite material, carbonization silicon material are chosen, crushed It is processed into 0.088~5mm particulate material and two or more is mixed with two of which or for component；
    S12, choose special grade bauxite material, mullite material, carbonization silicon material, a- alumina materials, andalusite material, tonerde life Material, using wherein four or more be that component mixes, common mill is carried out in ball mill, granularity is processed into and is less than 0.088mm's Ball milling mixing fine powder；
    S2, mixed grind：Premixed after particulate material is weighed in proportion in edge runner-wet mill, add sodium lignin sulfonate liquid and bonding clay Mud, mixed grind add ball milling mixing fine powder after 3~5 minutes, continue mixed grind and be prepared into pug in 15 minutes or so；
    Pug after S3, stone roller are good is compressing more than 600T brickmaking machine using pressure, and made adobe is put into tunnel dryer In be dried, drying temperature be 110~180 DEG C, 12~24h of drying time；Above-mentioned dried product is loaded into combustion gas tunnel In road kiln, calcined at a temperature of 1430~1450 DEG C, firing time is 8~12 hours；
    S4, it is fired into examination, packaging and storage after refractory product is chosen.
  8. 8. the can-type calcine furnace as claimed in claim 7 preparation method of mullite silicon-carbon refractory brick, it is characterised in that：In step In 2, pug moisture is controlled 4~5%.
CN201710420323.XA 2017-06-07 2017-06-07 A kind of can-type calcine furnace mullite silicon-carbon refractory brick and preparation method thereof Pending CN107337457A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110272287A (en) * 2018-03-16 2019-09-24 焦作诺尔曼炉业有限公司 A kind of can-type calcine furnace furnace lining anti-erosion refractory material preparation method
CN111892413A (en) * 2020-08-26 2020-11-06 郑州中科耐火材料有限公司 Special impermeable brick for aluminum cell lining and preparation method thereof
CN115073150A (en) * 2022-06-29 2022-09-20 山东鲁铭新型材料股份有限公司 Preparation method of silicon mullite brick for kiln receiving hopper and chute

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1405119A (en) * 2002-11-06 2003-03-26 巩义市第五耐火材料总厂 Microporous corundum brick and its preparation method
CN1854106A (en) * 2005-04-18 2006-11-01 宜兴市诺明高温耐火材料有限公司 Mullite silicon carbide refractory material for production of dry coke and its production
CN101392990A (en) * 2008-10-05 2009-03-25 梁德安 Method for producing high performance indefinite fire-resistant material charcoal calcining fire wall
CN105418098A (en) * 2015-12-16 2016-03-23 董建军 Heat-conductive and energy-saving refractory brick used for fire path wall in carbon roasting furnace and preparation method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1405119A (en) * 2002-11-06 2003-03-26 巩义市第五耐火材料总厂 Microporous corundum brick and its preparation method
CN1854106A (en) * 2005-04-18 2006-11-01 宜兴市诺明高温耐火材料有限公司 Mullite silicon carbide refractory material for production of dry coke and its production
CN101392990A (en) * 2008-10-05 2009-03-25 梁德安 Method for producing high performance indefinite fire-resistant material charcoal calcining fire wall
CN105418098A (en) * 2015-12-16 2016-03-23 董建军 Heat-conductive and energy-saving refractory brick used for fire path wall in carbon roasting furnace and preparation method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110272287A (en) * 2018-03-16 2019-09-24 焦作诺尔曼炉业有限公司 A kind of can-type calcine furnace furnace lining anti-erosion refractory material preparation method
CN111892413A (en) * 2020-08-26 2020-11-06 郑州中科耐火材料有限公司 Special impermeable brick for aluminum cell lining and preparation method thereof
CN111892413B (en) * 2020-08-26 2023-02-14 郑州中科耐火材料有限公司 Special impermeable brick for aluminum electrolytic cell lining and preparation method thereof
CN115073150A (en) * 2022-06-29 2022-09-20 山东鲁铭新型材料股份有限公司 Preparation method of silicon mullite brick for kiln receiving hopper and chute

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Application publication date: 20171110