CN106747365A - The low high-strength zirconia-chromia corundum brick of stomata and its manufacture method - Google Patents

The low high-strength zirconia-chromia corundum brick of stomata and its manufacture method Download PDF

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CN106747365A
CN106747365A CN201710035130.2A CN201710035130A CN106747365A CN 106747365 A CN106747365 A CN 106747365A CN 201710035130 A CN201710035130 A CN 201710035130A CN 106747365 A CN106747365 A CN 106747365A
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mesh
dispensing
fused white
refractory
bonding agent
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李兴
杜春天
谢俊平
张泽
甘乐才
谭春凡
江琴
高洪兴
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Chongqing Iron And Steel Group Mining Co Ltd Metallurgical Material Factory
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Chongqing Iron And Steel Group Mining Co Ltd Metallurgical Material Factory
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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
    • C04B35/01—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
    • C04B35/106—Refractories from grain sized mixtures containing zirconium oxide or zircon (ZrSiO4)
    • 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
    • C04B35/105—Refractories from grain sized mixtures containing chromium oxide or chrome ore
    • 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
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    • 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
    • C04B2235/3427—Silicates other than clay, e.g. water glass
    • C04B2235/3463—Alumino-silicates other than clay, e.g. mullite
    • 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
    • C04B2235/349—Clays, e.g. bentonites, smectites such as montmorillonite, vermiculites or kaolines, e.g. illite, talc or sepiolite
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    • 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
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
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    • 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
    • C04B2235/9669—Resistance against chemicals, e.g. against molten glass or molten salts
    • C04B2235/9676—Resistance against chemicals, e.g. against molten glass or molten salts against molten metals such as steel or aluminium

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Abstract

The invention discloses a kind of low high-strength zirconia-chromia corundum brick of stomata and its manufacture method, wherein the high-strength zirconia-chromia corundum brick of low stomata is made up of dispensing and bonding agent, the dispensing includes by weight percentage：Fused white corundum 40 80%, electrofused mullite 0 30%, zirconia refractory 1 10%, chrome refractory 1 10%, α Al2O3Micro mist 0 15% and clay 5 15%, the weight of the bonding agent is the 1 12% of dispensing gross weight；Manufacture method includes step：1) dispensing and bonding agent, 2 are prepared) batch mixing and brickmaking base, 3) sintering.The high-strength zirconia-chromia corundum brick of low stomata that the present invention is obtained, the bond strength of each storeroom is high, and compactness is good, and the porosity is low, and thermal shock resistance is preferable, anti-slag etch performance is good, and high temperature resistant.

Description

The low high-strength zirconia-chromia corundum brick of stomata and its manufacture method
Technical field
The present invention relates to technical field of refractory materials, more particularly to a kind of refractory brick and its manufacture method.
Background technology
Current dangerous waste disposes the CIU refractory material of industry, more using materials such as corundum, chrome corundum, Zirconium corundums Refractory brick brickwork, this kind of brick has fire resisting, refractoriness under load high, anti-wear performance, chemical stability, thermal shock resistance and resists The advantages of slag erosion is good, can improve the service life of incinerator, improve productivity ratio, reduce production cost.But existing product The physicochemical property of each high-quality refractory material is not given full play to, its reason is that each storeroom bond strength is low, and compactness is poor, stomata Height, the thermal shock resistance that causes brick is poor, refractoriness under load, anti-slag erosion are preferable not enough, needs to be further improved.
The content of the invention
In view of this, it is an object of the invention to provide a kind of low high-strength zirconia-chromia corundum brick of stomata and its manufacture method, to solve Certainly existing refractory brick bond strength is low, and compactness is poor, stomata problem high.
The low high-strength zirconia-chromia corundum brick of stomata of the present invention, including dispensing and bonding agent, the dispensing are wrapped by weight percentage Include：Fused white corundum 40-80%, electrofused mullite 0-30%, zirconia refractory 1-10%, chrome refractory 1-10%, α-Al2O3Micro mist 0-15% and clay 5-15%, the weight of the bonding agent is the 1-12% of dispensing gross weight；
The bonding agent is aluminum sulfate saturated solution；
The fused white corundum is by the mesh fine powder of 1000 mesh -325, the mesh fine powder of 325 mesh -200,200 mesh -1mm particles, 1-3mm Particle and 3-5mm particles are constituted, and are included by weight percentage in the dispensing:The mesh fused white corundum of 1000 mesh -325 5-10%, the mesh fused white corundum 10-15% of 325 mesh -200,200 mesh -1mm fused white corundums 5-15%, 1-3mm fused white corundums 10-20%, 3-5mm fused white corundum 10-20%；
The electrofused mullite is made up of the particle of 1-3mm particles and 1mm-200 mesh, and percentage by weight in the dispensing Include than meter：3-1mm electrofused mullites 0-15%, 1mm-200 mesh electrofused mullite 0-15%；
The zirconia refractory, chrome refractory, α-Al2O3Micro mist and all mesh of 200 mesh -1000 of clay are thin Powder；
The value range for dividing the granular size of each component in dispensing above does not include end value；
In the fused white corundum by mass percentage：Alundum (Al2O3) ＞ 98.5%；
In the electrofused mullite by mass percentage：68% ＜ alundum (Al2O3)s ＜ 75%, di-iron trioxide ＜ 0.5%；
In the clay by mass percentage：Alundum (Al2O3) ＞ 37%, di-iron trioxide ＜ 0.4%；
In the zirconia refractory by mass percentage：Zirconium dioxide >=95%；
In the chrome refractory by mass percentage：Chrome green >=96%.
The invention also discloses a kind of manufacture method of the low high-strength zirconia-chromia corundum brick of stomata, comprise the following steps：
1) dispensing and bonding agent are prepared, the dispensing includes by weight percentage：Fused white corundum 40-80%, electric smelting Mullite 0-30%, zirconia refractory 1-10%, chrome refractory 1-10%, α-Al2O3Micro mist 0-15% and clay 5-15%, the weight of the bonding agent is the 1-12% of dispensing gross weight；
The bonding agent is aluminum sulfate saturated solution；
The fused white corundum is by the mesh fine powder of 1000 mesh -325, the mesh fine powder of 325 mesh -200,200 mesh -1mm particles, 1-3mm Particle and 3-5mm particles are constituted, and are included by weight percentage in the dispensing:The mesh fused white corundum of 1000 mesh -325 5-10%, the mesh fused white corundum 10-15% of 325 mesh -200,200 mesh -1mm fused white corundums 5-15%, 1-3mm fused white corundums 10-20%, 3-5mm fused white corundum 10-20%；
The electrofused mullite is made up of the particle of 1-3mm particles and 1mm-200 mesh, and percentage by weight in the dispensing Include than meter：3-1mm electrofused mullites 0-15%, 1mm-200 mesh electrofused mullite 0-15%；
The zirconia refractory, chrome refractory, α-Al2O3Micro mist and all mesh of 200 mesh -1000 of clay are thin Powder；
In the fused white corundum by mass percentage：Alundum (Al2O3) ＞ 98.5%；
In the electrofused mullite by mass percentage：68% ＜ alundum (Al2O3)s ＜ 75%, di-iron trioxide ＜ 0.5%；
In the clay by mass percentage：Alundum (Al2O3) ＞ 37%, di-iron trioxide ＜ 0.4%；
In the zirconia refractory by mass percentage：Zirconium dioxide >=95%；
In the chrome refractory by mass percentage：Chrome green >=96%；
2) first planetary kolleroang will be added more than 200 mesh but not including 200 dispensing and 70% bonding agent, so After add remaining dispensing, then carry out mixed grind, mixed grind is uniformly released pug and stands 24 hours afterwards, then by the mud after standing Material rejoins planetary kolleroang, then to adding remaining bonding agent in planetary kolleroang and being uniformly mixed, most Afterwards adobe is made with brickmaking machine；
3) obtained adobe is entered into klining knot, is got product.
Beneficial effects of the present invention：
The high-strength zirconia-chromia corundum brick of low stomata that the present invention is obtained, the bond strength of each storeroom is high, and compactness is good, stomata Rate is low, and thermal shock resistance is preferable, anti-slag etch performance is good, and high temperature resistant.
Specific embodiment
With reference to embodiment, the invention will be further described.
Embodiment one：The high-strength zirconia-chromia corundum brick of the low stomata of the present embodiment, including dispensing and bonding agent, the dispensing is by weight Percentages include：Fused white corundum 40%, electrofused mullite 30%, zirconia refractory 10%, chrome refractory 10%, α-Al2O3Micro mist 15% and clay 5%, the weight of the bonding agent is the 1% of dispensing gross weight；
The bonding agent is aluminum sulfate saturated solution；
The fused white corundum is by the mesh fine powder of 1000 mesh -325, the mesh fine powder of 325 mesh -200,200 mesh -1mm particles, 1-3mm Particle and 3-5mm particles are constituted, and are included by weight percentage in the dispensing:The mesh fused white corundum of 1000 mesh -325 5%, the mesh fused white corundum 10% of 325 mesh -200,200 mesh -1mm fused white corundums 5%, 1-3mm fused white corundums 10%, 3- 5mm fused white corundums 10%；
The electrofused mullite is made up of the particle of 1-3mm particles and 1mm-200 mesh, and percentage by weight in the dispensing Include than meter：3-1mm electrofused mullites 15%, 1mm-200 mesh electrofused mullite 15%；
The zirconia refractory, chrome refractory, α-Al2O3Micro mist and all mesh of 200 mesh -1000 of clay are thin Powder；
In the fused white corundum by mass percentage：Alundum (Al2O3) ＞ 98.5%；
In the electrofused mullite by mass percentage：68% ＜ alundum (Al2O3)s ＜ 75%, di-iron trioxide ＜ 0.5%；
In the clay by mass percentage：Alundum (Al2O3) ＞ 37%, di-iron trioxide ＜ 0.4%；
In the zirconia refractory by mass percentage：Zirconium dioxide >=95%；
In the chrome refractory by mass percentage：Chrome green >=96%.
The manufacture method of the high-strength zirconia-chromia corundum brick of the low stomata of the present embodiment, comprises the following steps：
1) dispensing and bonding agent are prepared, the dispensing includes by weight percentage：Fused white corundum 40%, electric smelting does not come Stone 30%, zirconia refractory 10%, chrome refractory 10%, α-Al2O3Micro mist 15% and clay 5%, the combination The weight of agent is the 1% of dispensing gross weight；
The bonding agent is aluminum sulfate saturated solution；
The fused white corundum is by the mesh fine powder of 1000 mesh -325, the mesh fine powder of 325 mesh -200,200 mesh -1mm particles, 1-3mm Particle and 3-5mm particles are constituted, and are included by weight percentage in the dispensing:The mesh fused white corundum of 1000 mesh -325 5%, the mesh fused white corundum 10% of 325 mesh -200,200 mesh -1mm fused white corundums 5%, 1-3mm fused white corundums 10%, 3- 5mm fused white corundums 10%；
The electrofused mullite is made up of the particle of 1-3mm particles and 1mm-200 mesh, and percentage by weight in the dispensing Include than meter：3-1mm electrofused mullites 15%, 1mm-200 mesh electrofused mullite 15%；
The zirconia refractory, chrome refractory, α-Al2O3Micro mist and all mesh of 200 mesh -1000 of clay are thin Powder；
In the fused white corundum by mass percentage：Alundum (Al2O3) ＞ 98.5%；
In the electrofused mullite by mass percentage：68% ＜ alundum (Al2O3)s ＜ 75%, di-iron trioxide ＜ 0.5%；
In the clay by mass percentage：Alundum (Al2O3) ＞ 37%, di-iron trioxide ＜ 0.4%；
In the zirconia refractory by mass percentage：Zirconium dioxide >=95%；
In the chrome refractory by mass percentage：Chrome green >=96%；
2) first planetary kolleroang will be added more than 200 mesh but not including 200 dispensing and 70% bonding agent, so After add remaining dispensing, then carry out mixed grind, mixed grind is uniformly released pug and stands 24 hours afterwards, then by the mud after standing Material rejoins planetary kolleroang, then to adding remaining bonding agent in planetary kolleroang and being uniformly mixed, most Afterwards adobe is made with brickmaking machine；
3) obtained adobe is entered into klining knot, is got product.
Following table is the physical and chemical parameter using the high-strength zirconia-chromia corundum brick of low stomata in the present embodiment：
As seen from the above table, the high-strength zirconia-chromia corundum brick of low stomata that the present embodiment is obtained, the bond strength of each storeroom is high, Compactness is good, and the porosity is low, and thermal shock resistance is preferable, anti-slag etch performance is good, and high temperature resistant.
Embodiment two：
The high-strength zirconia-chromia corundum brick of the low stomata of the present embodiment, including dispensing and bonding agent, the dispensing is by weight percentage Including：Fused white corundum 80%, electrofused mullite 5%, zirconia refractory 5%, chrome refractory 3%, α-Al2O3Micro mist 2% and clay 5%, the weight of the bonding agent is the 1-12% of dispensing gross weight；
The bonding agent is aluminum sulfate saturated solution；
The fused white corundum is by the mesh fine powder of 1000 mesh -325, the mesh fine powder of 325 mesh -200,200 mesh -1mm particles, 1-3mm Particle and 3-5mm particles are constituted, and are included by weight percentage in the dispensing:The mesh fused white corundum of 1000 mesh -325 10%, the mesh fused white corundum 15% of 325 mesh -200,200 mesh -1mm fused white corundums 20%, 1-3mm fused white corundums 25%, 3- 5mm fused white corundums 10%；
The electrofused mullite is made up of the particle of 1-3mm particles and 1mm-200 mesh, and percentage by weight in the dispensing Include than meter：3-1mm electrofused mullites 5%；
The zirconia refractory, chrome refractory, α-Al2O3Micro mist and all mesh of 200 mesh -1000 of clay are thin Powder；
In the fused white corundum by mass percentage：Alundum (Al2O3) ＞ 98.5%；
In the electrofused mullite by mass percentage：68% ＜ alundum (Al2O3)s ＜ 75%, di-iron trioxide ＜ 0.5%；
In the clay by mass percentage：Alundum (Al2O3) ＞ 37%, di-iron trioxide ＜ 0.4%；
In the zirconia refractory by mass percentage：Zirconium dioxide >=95%；
In the chrome refractory by mass percentage：Chrome green >=96%.
The manufacture method of the high-strength zirconia-chromia corundum brick of the low stomata of the present embodiment, comprises the following steps：
1) dispensing and bonding agent are prepared, the dispensing includes by weight percentage：It is described to match somebody with somebody including dispensing and bonding agent Material includes by weight percentage：Fused white corundum 80%, electrofused mullite 5%, zirconia refractory 5%, chromium matter fire proofed wood Material 3%, α-Al2O3Micro mist 2% and clay 5%, the weight of the bonding agent is the 12% of dispensing gross weight；
The bonding agent is aluminum sulfate saturated solution；
The fused white corundum is by the mesh fine powder of 1000 mesh -325, the mesh fine powder of 325 mesh -200,200 mesh -1mm particles, 1-3mm Particle and 3-5mm particles are constituted, and are included by weight percentage in the dispensing:The mesh fused white corundum of 1000 mesh -325 10%, the mesh fused white corundum 15% of 325 mesh -200,200 mesh -1mm fused white corundums 20%, 1-3mm fused white corundums 25%, 3- 5mm fused white corundums 10%；
The electrofused mullite is made up of the particle of 1-3mm particles and 1mm-200 mesh, and percentage by weight in the dispensing Include than meter：3-1mm electrofused mullites 5%；
The zirconia refractory, chrome refractory, α-Al2O3Micro mist and all mesh of 200 mesh -1000 of clay are thin Powder；
In the fused white corundum by mass percentage：Alundum (Al2O3) ＞ 98.5%；
In the electrofused mullite by mass percentage：68% ＜ alundum (Al2O3)s ＜ 75%, di-iron trioxide ＜ 0.5%；
In the clay by mass percentage：Alundum (Al2O3) ＞ 37%, di-iron trioxide ＜ 0.4%；
In the zirconia refractory by mass percentage：Zirconium dioxide >=95%；
In the chrome refractory by mass percentage：Chrome green >=96%；
2) first planetary kolleroang will be added more than 200 mesh but not including 200 dispensing and 70% bonding agent, so After add remaining dispensing, then carry out mixed grind, mixed grind is uniformly released pug and stands 24 hours afterwards, then by the mud after standing Material rejoins planetary kolleroang, then to adding remaining bonding agent in planetary kolleroang and being uniformly mixed, most Afterwards adobe is made with brickmaking machine；
3) obtained adobe is entered into klining knot, is got product.
Following table is the physical and chemical parameter using the high-strength zirconia-chromia corundum brick of low stomata in the present embodiment：
As seen from the above table, the high-strength zirconia-chromia corundum brick of low stomata that the present embodiment is obtained, the bond strength of each storeroom is high, Compactness is good, and the porosity is low, and thermal shock resistance is preferable, anti-slag etch performance is good, and high temperature resistant.
Embodiment three：
The high-strength zirconia-chromia corundum brick of the low stomata of the present embodiment, including dispensing and bonding agent, the dispensing is by weight percentage Including：Fused white corundum 55%, electrofused mullite 15%, zirconia refractory 5%, chrome refractory 5%, α-Al2O3Micro mist 10% and clay 10%, the weight of the bonding agent is the 6% of dispensing gross weight；
The bonding agent is aluminum sulfate saturated solution；
The fused white corundum is by the mesh fine powder of 1000 mesh -325, the mesh fine powder of 325 mesh -200,200 mesh -1mm particles, 1-3mm Particle and 3-5mm particles are constituted, and are included by weight percentage in the dispensing:The mesh fused white corundum of 1000 mesh -325 7%, the mesh fused white corundum 8% of 325 mesh -200,200 mesh -1mm fused white corundums 5%, 1-3mm fused white corundums 25%, 3-5mm Fused white corundum 10%；
The electrofused mullite is made up of the particle of 1-3mm particles and 1mm-200 mesh, and percentage by weight in the dispensing Include than meter：1mm-200 mesh electrofused mullite 15%；
The zirconia refractory, chrome refractory, α-Al2O3Micro mist and all mesh of 200 mesh -1000 of clay are thin Powder；
In the fused white corundum by mass percentage：Alundum (Al2O3) ＞ 98.5%；
In the electrofused mullite by mass percentage：68% ＜ alundum (Al2O3)s ＜ 75%, di-iron trioxide ＜ 0.5%；
In the clay by mass percentage：Alundum (Al2O3) ＞ 37%, di-iron trioxide ＜ 0.4%；
In the zirconia refractory by mass percentage：Zirconium dioxide >=95%；
In the chrome refractory by mass percentage：Chrome green >=96%.
The manufacture method of the high-strength zirconia-chromia corundum brick of the low stomata of the present embodiment, comprises the following steps：
1) dispensing and bonding agent are prepared, the dispensing includes by weight percentage：Fused white corundum 55%, electric smelting does not come Stone 15%, zirconia refractory 5%, chrome refractory 5%, α-Al2O3Micro mist 10% and clay 10%, the bonding agent Weight for dispensing gross weight 6%；
The bonding agent is aluminum sulfate saturated solution；
The fused white corundum is by the mesh fine powder of 1000 mesh -325, the mesh fine powder of 325 mesh -200,200 mesh -1mm particles, 1-3mm Particle and 3-5mm particles are constituted, and are included by weight percentage in the dispensing:The mesh fused white corundum of 1000 mesh -325 7%, the mesh fused white corundum 8% of 325 mesh -200,200 mesh -1mm fused white corundums 5%, 1-3mm fused white corundums 25%, 3-5mm Fused white corundum 10%；
The electrofused mullite is made up of the particle of 1-3mm particles and 1mm-200 mesh, and percentage by weight in the dispensing Include than meter：1mm-200 mesh electrofused mullite 15%；
The zirconia refractory, chrome refractory, α-Al2O3Micro mist and all mesh of 200 mesh -1000 of clay are thin Powder；
In the fused white corundum by mass percentage：Alundum (Al2O3) ＞ 98.5%；
In the electrofused mullite by mass percentage：68% ＜ alundum (Al2O3)s ＜ 75%, di-iron trioxide ＜ 0.5%；
In the clay by mass percentage：Alundum (Al2O3) ＞ 37%, di-iron trioxide ＜ 0.4%；
In the zirconia refractory by mass percentage：Zirconium dioxide >=95%；
In the chrome refractory by mass percentage：Chrome green >=96%；
2) first planetary kolleroang will be added more than 200 mesh but not including 200 dispensing and 70% bonding agent, so After add remaining dispensing, then carry out mixed grind, mixed grind is uniformly released pug and stands 24 hours afterwards, then by the mud after standing Material rejoins planetary kolleroang, then to adding remaining bonding agent in planetary kolleroang and being uniformly mixed, most Afterwards adobe is made with brickmaking machine；
3) obtained adobe is entered into klining knot, is got product.
Following table is the physical and chemical parameter using the high-strength zirconia-chromia corundum brick of low stomata in the present embodiment：
As seen from the above table, the high-strength zirconia-chromia corundum brick of low stomata that the present embodiment is obtained, the bond strength of each storeroom is high, Compactness is good, and the porosity is low, and thermal shock resistance is preferable, anti-slag etch performance is good, and high temperature resistant.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with Good embodiment has been described in detail to the present invention, it will be understood by those within the art that, can be to skill of the invention Art scheme is modified or equivalent, and without deviating from the objective and scope of technical solution of the present invention, it all should cover at this In the middle of the right of invention.

Claims (2)

1. a kind of high-strength zirconia-chromia corundum brick of low stomata, it is characterised in that：Including dispensing and bonding agent, dispensing percentage by weight Include than meter：Fused white corundum 40-80%, electrofused mullite 0-30%, zirconia refractory 1-10%, chrome refractory 1- 10%th, α-Al2O3Micro mist 0-15% and clay 5-15%, the weight of the bonding agent is the 1-12% of dispensing gross weight；
The bonding agent is aluminum sulfate saturated solution；
The fused white corundum by the mesh fine powder of 1000 mesh -325, the mesh fine powder of 325 mesh -200,200 mesh -1mm particles, 1-3mm particles, And 3-5mm particles composition, and include by weight percentage in the dispensing:The mesh fused white corundum 5- of 1000 mesh -325 10%, the mesh fused white corundum 10-15% of 325 mesh -200,200 mesh -1mm fused white corundums 5-15%, 1-3mm fused white corundums 10-20%, 3-5mm fused white corundum 10-20%；
The electrofused mullite is made up of the particle of 1-3mm particles and 1mm-200 mesh, and in the dispensing by weight percentage Including：3-1mm electrofused mullites 0-15%, 1mm-200 mesh electrofused mullite 0-15%；
The zirconia refractory, chrome refractory, α-Al2O3Micro mist and all mesh fine powders of 200 mesh -1000 of clay；
In the fused white corundum by mass percentage：Alundum (Al2O3) ＞ 98.5%；
In the electrofused mullite by mass percentage：68% ＜ alundum (Al2O3)s ＜ 75%, di-iron trioxide ＜ 0.5%；
In the clay by mass percentage：Alundum (Al2O3) ＞ 37%, di-iron trioxide ＜ 0.4%；
In the zirconia refractory by mass percentage：Zirconium dioxide >=95%；
In the chrome refractory by mass percentage：Chrome green >=96%.
2. the manufacture method of the low high-strength zirconia-chromia corundum brick of stomata described in a kind of claim 1, it is characterised in that：Including following step Suddenly：
1) dispensing and bonding agent are prepared, the dispensing includes by weight percentage：Fused white corundum 40-80%, electric smelting do not come Stone 0-30%, zirconia refractory 1-10%, chrome refractory 1-10%, α-Al2O3Micro mist 0-15% and clay 5- 15%, the weight of the bonding agent is the 1-12% of dispensing gross weight；
The bonding agent is aluminum sulfate saturated solution；
The fused white corundum by the mesh fine powder of 1000 mesh -325, the mesh fine powder of 325 mesh -200,200 mesh -1mm particles, 1-3mm particles, And 3-5mm particles composition, and include by weight percentage in the dispensing:The mesh fused white corundum 5- of 1000 mesh -325 10%, the mesh fused white corundum 10-15% of 325 mesh -200,200 mesh -1mm fused white corundums 5-15%, 1-3mm fused white corundums 10-20%, 3-5mm fused white corundum 10-20%；
The electrofused mullite is made up of the particle of 1-3mm particles and 1mm-200 mesh, and in the dispensing by weight percentage Including：3-1mm electrofused mullites 0-15%, 1mm-200 mesh electrofused mullite 0-15%；
The zirconia refractory, chrome refractory, α-Al2O3Micro mist and all mesh fine powders of 200 mesh -1000 of clay；
In the fused white corundum by mass percentage：Alundum (Al2O3) ＞ 98.5%；
In the electrofused mullite by mass percentage：68% ＜ alundum (Al2O3)s ＜ 75%, di-iron trioxide ＜ 0.5%；
In the clay by mass percentage：Alundum (Al2O3) ＞ 37%, di-iron trioxide ＜ 0.4%；
In the zirconia refractory by mass percentage：Zirconium dioxide >=95%；
In the chrome refractory by mass percentage：Chrome green >=96%；
2) first planetary kolleroang, Ran Houzai will be added more than 200 mesh but not including 200 dispensing and 70% bonding agent Remaining dispensing is added, mixed grind is then carried out, mixed grind is uniformly released pug and stands 24 hours afterwards, then by the pug weight after standing Planetary kolleroang is newly added, then to adding remaining bonding agent in planetary kolleroang and being uniformly mixed, is finally used Brickmaking machine is made adobe；
3) obtained adobe is entered into klining knot, is got product.
CN201710035130.2A 2017-01-17 2017-01-17 The low high-strength zirconia-chromia corundum brick of stomata and its manufacture method Pending CN106747365A (en)

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CN109251018A (en) * 2018-10-11 2019-01-22 宜兴市海科耐火材料制品有限公司 A kind of dedicated anti-erosion highiy refractory brick of liquid waste incineration and preparation method thereof
CN111393176A (en) * 2020-04-09 2020-07-10 郑州正仟新材料有限公司 Production method of novel composite corundum brick for blast furnace
CN113173795A (en) * 2021-06-09 2021-07-27 江苏君耀耐磨耐火材料有限公司 Chromium corundum brick for sulfur recovery acid gas incinerator and preparation process thereof
CN115572156A (en) * 2022-09-29 2023-01-06 浙江自立高温科技股份有限公司 Aluminum-silicon-chromium breathable element without molten steel infiltration and preparation method thereof
CN115626831A (en) * 2022-10-24 2023-01-20 宜兴兴贝耐火材料制品有限公司 High-wear-resistance zirconium-chromium-based corundum refractory plastic material and preparation method thereof

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CN1887788A (en) * 2006-07-17 2007-01-03 高振东 High-strength compact zirconia-chromia corundum brick
CN103204684A (en) * 2012-12-05 2013-07-17 中国石油集团东北炼化工程有限公司吉林设计院 Chromium zirconium corundum mullite brick suitable for burning of waste liquid and wastes of petrochemical industry
CN104446544A (en) * 2014-11-26 2015-03-25 郑州真金耐火材料有限责任公司 Production method for refractory brick for tuyere area in bottom-blowing furnace

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Publication number Priority date Publication date Assignee Title
CN1887788A (en) * 2006-07-17 2007-01-03 高振东 High-strength compact zirconia-chromia corundum brick
CN103204684A (en) * 2012-12-05 2013-07-17 中国石油集团东北炼化工程有限公司吉林设计院 Chromium zirconium corundum mullite brick suitable for burning of waste liquid and wastes of petrochemical industry
CN104446544A (en) * 2014-11-26 2015-03-25 郑州真金耐火材料有限责任公司 Production method for refractory brick for tuyere area in bottom-blowing furnace

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109251018A (en) * 2018-10-11 2019-01-22 宜兴市海科耐火材料制品有限公司 A kind of dedicated anti-erosion highiy refractory brick of liquid waste incineration and preparation method thereof
CN111393176A (en) * 2020-04-09 2020-07-10 郑州正仟新材料有限公司 Production method of novel composite corundum brick for blast furnace
CN113173795A (en) * 2021-06-09 2021-07-27 江苏君耀耐磨耐火材料有限公司 Chromium corundum brick for sulfur recovery acid gas incinerator and preparation process thereof
CN115572156A (en) * 2022-09-29 2023-01-06 浙江自立高温科技股份有限公司 Aluminum-silicon-chromium breathable element without molten steel infiltration and preparation method thereof
CN115626831A (en) * 2022-10-24 2023-01-20 宜兴兴贝耐火材料制品有限公司 High-wear-resistance zirconium-chromium-based corundum refractory plastic material and preparation method thereof

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Application publication date: 20170531