A kind of regenerated brick for carbon kiln and its preparation method
A technology of regenerated bricks and carbon furnaces, applied in applications, clay products, household appliances, etc., can solve the problems of high cost, high energy consumption of regenerated bricks, difficult disposal of carbon kiln waste bricks, etc., and achieve high temperature bending resistance It has good strength, solves the problem of high energy consumption in production, and realizes the effects of green recycling, energy saving and environmental protection
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Embodiment 1
[0023] In this embodiment, a kind of regenerated brick for carbon kiln comprises raw materials in the following percentages by weight: 70% of waste brick for repairing of carbon kiln, 15% of high alumina powder, 7% of pure calcium aluminate cement, 4.5% of silicon micropowder, Sodium tripolyphosphate 0.1%, sodium hexametaphosphate 0.1%, explosion-proof fiber 0.1% and lignin 3.2%.
[0024] The particle size of the high alumina powder is 300 mesh.
[0025] The preparation method of a kind of carbon kiln regenerated brick in this embodiment comprises the following steps:
[0026] (1) take each raw material by above-mentioned percentage by weight;
[0027] (2) Use a ball mill to grind the carbon kiln repair waste bricks into the required size and set aside;
[0028] (3) Mix and stir the ground carbon kiln repair waste brick material with high alumina powder, pure calcium aluminate cement, silicon micropowder, sodium tripolyphosphate, sodium hexametaphosphate, explosion-proof fib...
Embodiment 2
[0032] In this embodiment, a kind of regenerated brick for carbon kiln comprises raw materials in the following percentages by weight: carbon kiln repair waste brick 60%, high alumina powder 20%, pure calcium aluminate cement 12.53%, silicon micropowder 4%, Sodium tripolyphosphate 0.15%, sodium hexametaphosphate 0.15%, explosion-proof fiber 0.17% and white mud 3%.
[0033] The particle size of the high alumina powder is 300 mesh.
[0034] The preparation method of a kind of carbon kiln regenerated brick in this embodiment comprises the following steps:
[0035] (1) take each raw material by above-mentioned percentage by weight;
[0036] (2) Use a ball mill to grind the carbon kiln repair waste bricks into the required size and set aside;
[0037] (3) Mix and stir the ground carbon kiln repair waste brick material with high alumina powder, pure calcium aluminate cement, silicon micropowder, sodium tripolyphosphate, sodium hexametaphosphate, explosion-proof fiber and additives...
Embodiment 3
[0041] In this embodiment, a kind of regenerated brick for carbon kiln comprises raw materials in the following percentages by weight: 76% of waste brick for repairing of carbon kiln, 10% of high alumina powder, 4.85% of pure calcium aluminate cement, 5% of silicon micropowder, Sodium tripolyphosphate 0.05%, sodium hexametaphosphate 0.05%, explosion-proof fiber 0.05% and pond mud 4%.
[0042] The particle size of the high alumina powder is 300 mesh.
[0043] The preparation method of a kind of carbon kiln regenerated brick in this embodiment comprises the following steps:
[0044] (1) take each raw material by above-mentioned percentage by weight;
[0045] (2) Use a ball mill to grind the carbon kiln repair waste bricks into the required size and set aside;
[0046] (3) Mix and stir the ground carbon kiln repair waste brick material with high alumina powder, pure calcium aluminate cement, silicon micropowder, sodium tripolyphosphate, sodium hexametaphosphate, explosion-proof...
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