High-efficiency and energy-saving high-temperature cement for cement rotary kiln and preparation method thereof
A cement rotary kiln and high-temperature glue technology, applied in the field of raw materials for refractory materials, can solve the problems of damage to refractory bricks, low bonding strength, and distortion of brick linings, so as to achieve improved bonding strength, strong corrosion resistance, and solve the problems of brick linings. distorted effect
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Embodiment 1
[0018] Weigh 45 kg of fused mullite, 10 kg of corundum fine powder, 5 kg of activated alumina fine powder, 5 kg of andalusite fine powder, 3 kg of kyanite fine powder, Y 2 o 3 (yttrium oxide) 1 kg, carboxymethyl cellulose 0.7 kg, sodium tripolyphosphate 0.15 kg, sodium hexametaphosphate 0.15 kg. First mix high alumina bauxite, corundum fine powder, activated alumina fine powder, andalusite fine powder, and kyanite fine powder according to the formula ratio, and stir evenly; then mix yttrium oxide, carboxymethyl cellulose, sodium tripolyphosphate, Sodium hexametaphosphate is mixed according to the formula ratio, and stirred evenly; the above-mentioned twice-mixed materials are added to the spiral mixer and stirred evenly for later use.
[0019] When using, add 30 kg of silica-alumina sol, stir well and use it.
[0020] The detection performance index is: Al 2 o 3 Content 71.9%; refractoriness 1790°C; cold flexural strength: 110°C×24H: 6.9Mpa, 1100°C×3H: 11.5Mpa, 1300°C×3H:...
Embodiment 2
[0022] Weigh 40 kg of fused mullite, 12 kg of corundum fine powder, 8 kg of activated alumina fine powder, 10 kg of andalusite fine powder, 4 kg of kyanite fine powder, Y 2 o 3 (yttrium oxide) 3 kg, carboxymethyl cellulose 0.6 kg, sodium tripolyphosphate 1.0 kg, sodium hexametaphosphate 0.3 kg. First mix high alumina bauxite, corundum fine powder, activated alumina fine powder, andalusite fine powder, and kyanite fine powder according to the formula ratio, and stir evenly; then mix yttrium oxide, carboxymethyl cellulose, sodium tripolyphosphate, Sodium hexametaphosphate is mixed according to the formula ratio, and stirred evenly; the above-mentioned twice-mixed materials are added to the spiral mixer and stirred evenly for later use.
[0023] When using, add 25kg of silica-alumina sol, stir well and use it.
[0024] The detection performance index is: Al 2 o 3 Content 71.8%; refractoriness 1790°C; cold flexural strength: 110°C×24H: 6.3Mpa, 1100°C×3H: 11.2Mpa, 1300°C×3H: 1...
Embodiment 3
[0026] Weigh 43.5 kg of fused mullite, 15 kg of corundum fine powder, 10 kg of activated alumina fine powder, 4.5 kg of andalusite fine powder, 3.5 kg of kyanite fine powder, Y 2 o 3 (yttrium oxide) 1.5 kg, carboxymethyl cellulose 0.5 kg, sodium tripolyphosphate 0.5 kg, sodium hexametaphosphate 1.0 kg. First mix high alumina bauxite, corundum fine powder, activated alumina fine powder, andalusite fine powder, and kyanite fine powder according to the formula ratio, and stir evenly; then mix yttrium oxide, carboxymethyl cellulose, sodium tripolyphosphate, Sodium hexametaphosphate is mixed according to the formula ratio, and stirred evenly; the above-mentioned twice-mixed materials are added to the spiral mixer and stirred evenly for later use.
[0027] When using, add 20kg of silica-alumina sol, stir well and use it.
[0028] The detection performance index is: Al 2 o 3 Content 71.6%; refractoriness 1790°C; cold flexural strength: 110°C×24H: 6.1Mpa, 1100°C×3H: 10.9Mpa, 1300...
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