Production process of monolithic refractories and lining bricks for zinc oxide rotary kiln
A refractory material and production process technology, applied in the field of unshaped refractory material for zinc oxide rotary kiln and its brick making process, can solve the problems of large heat loss, high energy consumption, unfavorable market competition, etc., and achieve enhanced integrity and process flow. Simple, energy- and labor-saving effects
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Embodiment 1
[0054] The monolithic refractory material for zinc oxide rotary kiln described in this embodiment contains the components and the parts by mass of various components as follows:
[0055] 35 parts of high alumina bauxite;
[0056] 10 parts of fused magnesia;
[0057] 60 parts of magnesium aluminum spinel;
[0058] 10 parts of alumina micropowder;
[0059] 6 parts of silica powder;
[0060] 6 parts of pure calcium aluminate cement;
[0061] Sodium hexametaphosphate 0.20 parts;
[0062] Explosion-proof fiber 0.2 parts.
[0063] After testing, the technical parameter of the monolithic refractory material for the zinc oxide rotary kiln of the present invention is
[0064]
Embodiment 2
[0066] The monolithic refractory material for zinc oxide rotary kiln described in this embodiment contains the components and the parts by mass of various components as follows:
[0067] 32 parts of high alumina bauxite;
[0068] 7 parts of fused magnesia;
[0069] 58 parts of magnesium aluminum spinel;
[0070] 8 parts of alumina fine powder;
[0071] 5 parts of silica powder;
[0072] 4 parts of pure calcium aluminate cement;
[0073] Sodium hexametaphosphate 0.16 parts;
[0074] Explosion-proof fiber 0.15 parts.
[0075] The remaining components, proportioning ratio and production process of this embodiment are the same as those of Embodiment 1, and will not be repeated here.
Embodiment 3
[0077] The monolithic refractory material for zinc oxide rotary kiln described in this embodiment contains the components and the parts by mass of various components as follows:
[0078] 30 parts of high alumina bauxite;
[0079] 5 parts of fused magnesia;
[0080] 55 parts of magnesium aluminum spinel;
[0081] 6 parts of alumina micropowder;
[0082] 3 parts of silica powder;
[0083] 3 parts of pure calcium aluminate cement;
[0084] Sodium hexametaphosphate 0.10 parts;
[0085] Explosion-proof fiber 0.05 parts.
[0086] The remaining components, proportioning ratio and production process of this embodiment are the same as those of Embodiment 1 or 2, and will not be repeated here.
[0087] The raw materials used in the invention are mainly magnesia-aluminum spinel, high-quality high-alumina bauxite, and fused magnesia, and a certain amount of binder, water-reducing agent and explosion-proof agent are added to make the lining brick with good energy-saving effect.
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