CN106854083A - A kind of cement kiln Alkali resistant brick and preparation method thereof - Google Patents

A kind of cement kiln Alkali resistant brick and preparation method thereof Download PDF

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Publication number
CN106854083A
CN106854083A CN201611253063.3A CN201611253063A CN106854083A CN 106854083 A CN106854083 A CN 106854083A CN 201611253063 A CN201611253063 A CN 201611253063A CN 106854083 A CN106854083 A CN 106854083A
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granularity
powder
mesh
brick
useless
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秦红伟
景枝
秦伟龙
马刚
吕万欣
李水治
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Zhengzhou Long Refractories Co Ltd
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Zhengzhou Long Refractories Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
    • 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
    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/13—Compounding ingredients
    • 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
    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/13—Compounding ingredients
    • C04B33/132—Waste materials; Refuse; Residues
    • C04B33/1324—Recycled material, e.g. tile dust, stone waste, spent refractory material
    • 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
    • C04B2235/444—Halide containing anions, e.g. bromide, iodate, chlorite
    • C04B2235/445—Fluoride containing anions, e.g. fluosilicate
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes

Abstract

The present invention relates to a kind of cement kiln Alkali resistant brick and preparation method thereof, in parts by weight, the preparing raw material of cement kiln Alkali resistant brick is as follows：Granularity is that the useless electroceramics 2~4, granularity of 4~0mm is that the useless silica brick 2~4, granularity of 2~0mm is that the refuse clay brick powder 1~2, granularity of 200 mesh is the clay powder 1~2 that Fluorspar Powder 0~0.5, granularity that the useless silica brick powder 1~2, granularity of 200 purposes is 200 mesh is 200 mesh and the pyrophyllite in powder 0.1~1.0 that granularity is 200 mesh；Specific preparation method completes by techniques such as dispensing, shaping, firing and selection packagings.Cement kiln Alkali resistant brick prepared by the inventive method is while ensureing to meet existing Alkali resistant brick performance requirement, being produced in every profession and trade production process, the waste and old clay brick by being processed as industrial refuse, waste and old silica brick, waste and old electroceramics are recycled, increasingly deficient mineral resources consumption is reduced, production cost is reduced.

Description

A kind of cement kiln Alkali resistant brick and preparation method thereof
Technical field
The invention belongs to fire resistive material product field, and in particular to a kind of cement kiln Alkali resistant brick and preparation method thereof.
Background technology
At present, the kiln tail preheater of China's cement producing line, dore furnace and three times are in charge of position mainly using Alkali resistant brick, Existing Alkali resistant brick has been able to meet production needs in performance,.
Soft flame-proof clay of the Alkali resistant brick generally using grog, kaolin and with good combination is made.Due to The long-term exploitation for robbing formula and a large amount of outlets, all kinds of refractory material Resource managements of China drastically decline, price is constantly climbed Rise.As raw materials for production and mineral resources are also increasingly deficient, development resource substitute technology is needed badly come needed for solving production Alkali resistant brick Raw material resources problem and cost contradiction.
Waste and old clay brick, waste and old silica brick, the waste and old electroceramics produced in every profession and trade production process are for a long time by as industry Garbage disposal, growing with its quantity, the process problem of these undecomposable waste materials turns into puzzlement local government Problem.If grog can be substituted using these waste and old clay bricks, waste and old silica brick, waste and old electroceramics are rationally utilized It is used as producing the raw material of refractory brick, can simultaneously solves above-mentioned both sides problem, kills two birds with one stone.
The content of the invention
The invention provides cement kiln Alkali resistant brick prepared by a kind of cement kiln Alkali resistant brick and preparation method thereof, the method While ensureing to meet existing Alkali resistant brick performance requirement, to it is being produced in every profession and trade production process, by as industrial refuse The waste and old clay brick of reason, waste and old silica brick, waste and old electroceramics are recycled, and reduce increasingly deficient mineral resources consumption, Reduce production cost.
To achieve these goals, the technical solution adopted by the present invention is as follows：
The invention provides a kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless of 4~0mm Electroceramics 2~4, granularity is that the useless silica brick 2~4, granularity of 2~0mm is the refuse clay brick powder 1~2, granularity of 200 mesh for 200 purposes are useless Silica brick powder 1~2, granularity be 200 mesh Fluorspar Powder 0~0.5, granularity be 200 mesh clay powder 1~2 and leaf that granularity is 200 mesh Alabaster powder 0.1~1.0.
According to above-mentioned cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electricity of 4~0mm Porcelain 2~3, granularity is that the useless silica brick 3~4, granularity of 2~0mm is the refuse clay brick powder 1~1.5, granularity of 200 mesh for 200 purposes are useless Silica brick powder 1.6~2, granularity be 200 mesh Fluorspar Powder 0~0.2, granularity be 200 mesh clay powder 1.6~2 and granularity be 200 mesh Pyrophyllite in powder 0.1~0.5.
According to above-mentioned cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electricity of 4~0mm Porcelain 3~4, granularity is that the useless silica brick 2~3, granularity of 2~0mm is the refuse clay brick powder 1.5~2, granularity of 200 mesh for 200 purposes are useless Silica brick powder 1~1.6, granularity be 200 mesh Fluorspar Powder 0.2~0.5, granularity be 200 mesh clay powder 1~1.6 and granularity be 200 Purpose pyrophyllite in powder 0.5~1.0.
According to above-mentioned cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electricity of 4~0mm Porcelain 3, granularity is that the useless silica brick 3, granularity of 2~0mm is that the refuse clay brick powder 2, granularity of 200 mesh is the useless silica brick powder 1, grain of 200 purposes Spend is the clay powder 1.5 that the Fluorspar Powder 0.2, granularity of 200 mesh is 200 mesh and the pyrophyllite in powder 0.5 that granularity is 200 mesh.
According to the preparation method of above-mentioned cement kiln Alkali resistant brick, comprise the following steps：
（1）Dispensing：Weighing is constituted by raw material, is then added into being kneaded in kolleroang, additional above-mentioned raw materials gross weight 3% ~8% water is uniformly mixing to obtain pug；
（2）Shaping：Using semidry method mechanical pressing, moulding press selects electric screw press, and pressure is 300t~1000t；
（3）Fire：Loading of kiln after product dries 24h in the dry kiln that temperature is 110 DEG C after shaping, burns in tunnel cave high temperature Into firing temperature is 1200~1400 DEG C；
（4）Selection packaging：After product kiln discharge cooling after burning till, selection qualified products, packing and storing are carried out.
Compared with prior art, the advantage of the invention is that：
1st, Al in cement kiln Alkali resistant brick of the present invention2O3Content 25-35%, Fe2O3Content≤2.0%；Apparent porosity≤20%, Bulk density 2.15-2.3g/cm3, cold crushing strength >=40Mpa, thermal shock resistance（1100 DEG C, water-cooled）It is >=10 times, alkaline-resisting Property can reach one-level.
2nd, using produced in every profession and trade production process, the waste and old clay brick that is processed as industrial refuse, waste and old silica brick, Waste and old electroceramics is produced as the primary raw material of Alkali resistant brick, realizes the recycling of waste resource, is reduced increasingly deficient Mineral resources consumption, reduce production cost.
3rd, by the use of waste and old clay brick producing in every profession and trade production process, being processed as industrial refuse, waste and old silica brick, Waste and old electroceramics as the main material production of Alkali resistant brick Alkali resistant brick, although cost is reduced, but product physical and chemical index, AL2O325-35%, Fe2O3≤2.0%.Apparent porosity≤20%, bulk density 2.15-2.3g/cm3, cold crushing strength >= 40Mpa, thermal shock resistance（1100 DEG C, water-cooled）>=10 times, alkali resistance can reach one-level, reach national standard requirement, value Must be widely popularized.
Specific embodiment
Following examples are that detailed specific description is carried out to present invention, but present disclosure is not limited such as This.
Embodiment 1
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electroceramics 2~4, grain of 4~0mm Spend for the useless silica bricks 2~4, granularity of 2~0mm are that 200 mesh refuse clay brick powder 1~2, granularity are that the useless silica brick powder 1~2, granularity of 200 mesh is 200 mesh Fluorspar Powders 0~0.5, granularity are 200 mesh clay powders 1~2 and granularity is 200 mesh pyrophyllite in powder 0.1~1.0.
The preparation method of described cement kiln Alkali resistant brick, comprises the following steps：
（1）Dispensing：Weighing is constituted by raw material, is then added into being kneaded in kolleroang, additional above-mentioned raw materials gross weight 3% ~8% water is uniformly mixing to obtain pug；
（2）Shaping：Using semidry method mechanical pressing, moulding press selects electric screw press, and pressure is 300t~1000t；
（3）Fire：Loading of kiln after product dries 24h in the dry kiln that temperature is 110 DEG C after shaping, burns in tunnel cave high temperature Into firing temperature is 1200~1400 DEG C；
（4）Selection packaging：After product kiln discharge cooling after burning till, selection qualified products, packing and storing are carried out.
Embodiment 2
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is that the useless electroceramics 3, granularity of 4~0mm is The useless silica bricks 3, granularity of 2~0mm are that 200 mesh refuse clay brick powder 2, granularity are that the useless silica brick powder 1, granularity of 200 mesh is 200 mesh Fluorspar Powders 0.2nd, granularity is 200 mesh clay powders 1.5 and granularity is 200 mesh pyrophyllite in powder 0.5.
The preparation method of described cement kiln Alkali resistant brick, comprises the following steps：
（1）Dispensing：Weighing is constituted by raw material, is then added into being kneaded in kolleroang, additional above-mentioned raw materials gross weight 3% ~8% water is uniformly mixing to obtain powder；
（2）Shaping：Using semidry method mechanical pressing, moulding press selects electric screw press, and pressure is 300t~1000t；
（3）Fire：Loading of kiln after product dries 24h in the dry kiln that temperature is 110 DEG C after shaping, burns in tunnel cave high temperature Into firing temperature is 1200~1400 DEG C；
（4）Selection packaging：After product kiln discharge cooling after burning till, selection qualified products, packing and storing are carried out.
Embodiment 3
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is that the useless electroceramics 2, granularity of 4~0mm is The useless silica bricks 4, granularity of 2~0mm are that 200 mesh refuse clay brick powder 1, granularity are that the useless silica brick powder 2, granularity of 200 mesh is 200 mesh Fluorspar Powders 0.1st, granularity is 200 mesh clay powders 2 and granularity is 200 mesh pyrophyllite in powder 0.1.
The preparation method of the present embodiment is same as Example 2.
Embodiment 4
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electroceramics 2.5, granularity of 4~0mm For the useless silica bricks 3.5, granularity of 2~0mm are that 200 mesh refuse clay brick powder 1.2, granularity are that the useless silica brick powder 1.9, granularity of 200 mesh is 200 mesh Fluorspar Powder 0.4, granularity is 200 mesh clay powders 1.8 and granularity is 200 mesh pyrophyllite in powder 0.9.
The preparation method of the present embodiment is same as Example 2.
Embodiment 5
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electroceramics 2.8, granularity of 4~0mm For the useless silica bricks 3, granularity of 2~0mm are that 200 mesh refuse clay brick powder 1.4, granularity are that the useless silica brick powder 1.9, granularity of 200 mesh is 200 mesh fireflies Stone flour 0.1, granularity is 200 mesh clay powders 1.7 and granularity is 200 mesh pyrophyllite in powder 0.8.
The preparation method of the present embodiment is same as Example 2.
Embodiment 6
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electroceramics 2.6, granularity of 4~0mm For the useless silica bricks 2.8, granularity of 2~0mm are that 200 mesh refuse clay brick powder 1.6, granularity are that the useless silica brick powder 1.7, granularity of 200 mesh is 200 mesh Fluorspar Powder 0.2, granularity is 200 mesh clay powders 1.4 and granularity is 200 mesh pyrophyllite in powder 0.8.
The preparation method of the present embodiment is same as Example 2.
Embodiment 7
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electroceramics 3.2, granularity of 4~0mm For the useless silica bricks 2.6, granularity of 2~0mm are that 200 mesh refuse clay brick powder 1.4, granularity are that the useless silica brick powder 1.5, granularity of 200 mesh is 200 mesh Fluorspar Powder 0.3, granularity is 200 mesh clay powders 1.1 and granularity is 200 mesh pyrophyllite in powder 0.4.
The preparation method of the present embodiment is same as Example 2.
Embodiment 8
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electroceramics 3.4, granularity of 4~0mm For the useless silica bricks 2.4, granularity of 2~0mm are that 200 mesh refuse clay brick powder 1.5, granularity are that the useless silica brick powder 1.5, granularity of 200 mesh is 200 mesh Fluorspar Powder 0.5, granularity is 200 mesh clay powders 1.2 and granularity is 200 mesh pyrophyllite in powder 0.3.
The preparation method of the present embodiment is same as Example 2.
Embodiment 9
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electroceramics 3.6, granularity of 4~0mm For the useless silica bricks 2.2, granularity of 2~0mm are that 200 mesh refuse clay brick powder 1.6, granularity are that the useless silica brick powder 1.3, granularity of 200 mesh is 200 mesh Fluorspar Powder 0.2, granularity is 200 mesh clay powders 1.9 and granularity is 200 mesh pyrophyllite in powder 0.8.
The preparation method of the present embodiment is same as Example 2.
Embodiment 10
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electroceramics 3.8, granularity of 4~0mm For the useless silica bricks 2.1, granularity of 2~0mm are that 200 mesh refuse clay brick powder 1.2, granularity are that the useless silica brick powder 1.6, granularity of 200 mesh is 200 mesh Fluorspar Powder 0.1, granularity is 200 mesh clay powders 1.3 and granularity is 200 mesh pyrophyllite in powder 0.5.
The preparation method of the present embodiment is same as Example 2.
Embodiment 11
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is that the useless electroceramics 4, granularity of 4~0mm is The useless silica bricks 2.2, granularity of 2~0mm are that 200 mesh refuse clay brick powder 1.6, granularity are that the useless silica brick powder 1.3, granularity of 200 mesh is 200 mesh fireflies Stone flour 0.5, granularity is 200 mesh clay powders 1.1 and granularity is 200 mesh pyrophyllite in powder 0.9.
The preparation method of the present embodiment is same as Example 2.
Embodiment 12
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electroceramics 2.8, granularity of 4~0mm For the useless silica bricks 2.1, granularity of 2~0mm are that 200 mesh refuse clay brick powder 1.6, granularity are that the useless silica brick powder 1.4, granularity of 200 mesh is 200 mesh Clay powder 1.2 and granularity are 200 mesh pyrophyllite in powder 0.8.
The preparation method of the present embodiment is same as Example 2.
Embodiment 13
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electroceramics 3.5, granularity of 4~0mm For the useless silica bricks 2.6, granularity of 2~0mm are that 200 mesh refuse clay brick powder 1.8, granularity are that the useless silica brick powder 1.2, granularity of 200 mesh is 200 mesh Fluorspar Powder 0.2, granularity is 200 mesh clay powders 1.6 and granularity is 200 mesh pyrophyllite in powder 0.3.
The preparation method of the present embodiment is same as Example 2.
Embodiment 14
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electroceramics 2.8, granularity of 4~0mm For the useless silica bricks 2.3, granularity of 2~0mm are that 200 mesh refuse clay brick powder 1.9, granularity are that the useless silica brick powder 1.8, granularity of 200 mesh is 200 mesh Fluorspar Powder 0.2, granularity is 200 mesh clay powders 1.8 and granularity is 200 mesh pyrophyllite in powder 0.9.
The preparation method of the present embodiment is same as Example 2.
Embodiment 15
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electroceramics 3.8, granularity of 4~0mm For the useless silica bricks 3.6, granularity of 2~0mm are that 200 mesh refuse clay brick powder 1.7, granularity are that the useless silica brick powder 1.8, granularity of 200 mesh is 200 mesh Fluorspar Powder 0.2, granularity is 200 mesh clay powders 1.6 and granularity is 200 mesh pyrophyllite in powder 0.3.
The preparation method of the present embodiment is same as Example 2.
Embodiment 16
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electroceramics 3.4, granularity of 4~0mm For the useless silica bricks 2.2, granularity of 2~0mm are that 200 mesh refuse clay brick powder 1.3, granularity are that the useless silica brick powder 1.6, granularity of 200 mesh is 200 mesh Fluorspar Powder 0.2, granularity is 200 mesh clay powders 1.2 and granularity is 200 mesh pyrophyllite in powder 0.7.
The preparation method of the present embodiment is same as Example 2.
Embodiment 17
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electroceramics 3.9, granularity of 4~0mm For the useless silica bricks 2.2, granularity of 2~0mm are that 200 mesh refuse clay brick powder 1.2, granularity are that the useless silica brick powder 1.8, granularity of 200 mesh is 200 mesh Fluorspar Powder 0.2, granularity is 200 mesh clay powders 1.2 and granularity is 200 mesh pyrophyllite in powder 0.6.
The preparation method of the present embodiment is same as Example 2.
Embodiment 18
A kind of cement kiln Alkali resistant brick, in parts by weight, its preparing raw material is as follows：Granularity is the useless electroceramics 2.4, granularity of 4~0mm For the useless silica bricks 2.6, granularity of 2~0mm are that 200 mesh refuse clay brick powder 1.2, granularity are that the useless silica brick powder 1.8, granularity of 200 mesh is 200 mesh Fluorspar Powder 0.1, granularity is 200 mesh clay powders 1.8 and granularity is 200 mesh pyrophyllite in powder 0.2.
The preparation method of the present embodiment is same as Example 2.
The middle Al of the product that the embodiment of the present invention 2 ~ 18 is prepared into2O3Content 25-35%, Fe2Content≤2.0% of O；It is aobvious The porosity≤20%, bulk density 2.15-2.3g/cm3, cold crushing strength >=40Mpa, thermal shock resistance（1100 DEG C, water-cooled） >=10 times, alkali resistance can reach one-level.
Above-described is only the preferred embodiment of the present invention, it is noted that for a person skilled in the art, Under the premise of general idea of the present invention is not departed from, some changes and improvements can also be made, these should also be considered as of the invention Protection domain.

Claims (5)

1. a kind of cement kiln Alkali resistant brick, it is characterised in that：In parts by weight, its preparing raw material is as follows：Granularity is 4~0mm's The refuse clay brick powder 1~2, granularity that the useless silica brick 2~4, granularity that electroceramics 2~4, granularity is 2~0mm is 200 mesh that gives up is 200 purposes The clay powder 1~2 and granularity that the Fluorspar Powder 0~0.5, granularity that silica brick powder 1~2, granularity is 200 mesh is 200 mesh that give up are 200 purposes Pyrophyllite in powder 0.1~1.0.
2. cement kiln Alkali resistant brick according to claim 1, it is characterised in that：In parts by weight, its preparing raw material is as follows： Granularity be 4~0mm useless electroceramics 2~3, granularity be 2~0mm useless silica brick 3~4, granularity be 200 mesh refuse clay brick powder 1~ 1.5th, granularity is the clay powder that the Fluorspar Powder 0~0.2, granularity that the useless silica brick powder 1.6~2, granularity of 200 purposes is 200 mesh is 200 mesh 1.6~2 and pyrophyllite in powder 0.1~0.5 that granularity is 200 mesh.
3. cement kiln Alkali resistant brick according to claim 1, it is characterised in that：In parts by weight, its preparing raw material is as follows： Granularity be 4~0mm useless electroceramics 3~4, granularity be 2~0mm useless silica brick 2~3, granularity be 200 mesh refuse clay brick powder 1.5 ~2, granularity is the clay that the Fluorspar Powder 0.2~0.5, granularity that the useless silica brick powder 1~1.6, granularity of 200 purposes is 200 mesh is 200 mesh Powder 1~1.6 and granularity are the pyrophyllite in powder 0.5~1.0 of 200 mesh.
4. cement kiln Alkali resistant brick according to claim 1, it is characterised in that：In parts by weight, its preparing raw material is as follows： Granularity is that the useless electroceramics 3, granularity of 4~0mm is that the useless silica brick 3, granularity of 2~0mm is that the refuse clay brick powder 2, granularity of 200 mesh is The useless silica brick powder 1, granularity of 200 purposes is that the Fluorspar Powder 0.2, granularity of 200 mesh is that the clay powder 1.5 and granularity of 200 mesh is 200 purposes Pyrophyllite in powder 0.5.
5. the preparation method of cement kiln Alkali resistant brick according to claim 1, it is characterised in that comprise the following steps：
（1）Dispensing：Weighing is constituted by raw material, is then added into being kneaded in kolleroang, additional above-mentioned raw materials gross weight 3% ~8% water is uniformly mixing to obtain pug；
（2）Shaping：Using semidry method mechanical pressing, moulding press selects electric screw press, and pressure is 300t~1000t；
（3）Fire：Loading of kiln after product dries 24h in the dry kiln that temperature is 110 DEG C after shaping, burns in tunnel cave high temperature Into firing temperature is 1200~1400 DEG C；
（4）Selection packaging：After product kiln discharge cooling after burning till, selection qualified products, packing and storing are carried out.
CN201611253063.3A 2016-12-30 2016-12-30 A kind of cement kiln Alkali resistant brick and preparation method thereof Pending CN106854083A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107986800A (en) * 2017-11-29 2018-05-04 吕梁耀金道冶金材料工程技术有限公司 A kind of porcelain aluminium Alkali resistant brick and preparation method thereof
CN110452000A (en) * 2019-08-28 2019-11-15 云南濮耐昆钢高温材料有限公司 A kind of high-strength Alkali resistant brick and preparation method thereof produced with Cab-O-sil
CN111423220A (en) * 2020-05-18 2020-07-17 中冶焦耐(大连)工程技术有限公司 Baking-free refractory brick and low-emission, energy-saving and intelligent production process thereof
CN113200758A (en) * 2021-05-19 2021-08-03 河南省登封市光大耐火材料有限公司 High-quality high-aluminum runner brick and preparation method thereof
CN115700235A (en) * 2022-11-24 2023-02-07 中国地质大学（北京） Method for preparing refractory mortar from waste electric porcelain and waste cordierite ceiling board

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107986800A (en) * 2017-11-29 2018-05-04 吕梁耀金道冶金材料工程技术有限公司 A kind of porcelain aluminium Alkali resistant brick and preparation method thereof
CN110452000A (en) * 2019-08-28 2019-11-15 云南濮耐昆钢高温材料有限公司 A kind of high-strength Alkali resistant brick and preparation method thereof produced with Cab-O-sil
CN111423220A (en) * 2020-05-18 2020-07-17 中冶焦耐(大连)工程技术有限公司 Baking-free refractory brick and low-emission, energy-saving and intelligent production process thereof
CN113200758A (en) * 2021-05-19 2021-08-03 河南省登封市光大耐火材料有限公司 High-quality high-aluminum runner brick and preparation method thereof
CN115700235A (en) * 2022-11-24 2023-02-07 中国地质大学（北京） Method for preparing refractory mortar from waste electric porcelain and waste cordierite ceiling board

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Application publication date: 20170616