All brick slag recycled aggregate concrete light partition board and making method thereof
A technology of lightweight partition board and recycled aggregate, applied in the field of building materials, can solve the problems of insufficient utilization value, low density and high price, and achieve the effects of reducing adverse effects, high production efficiency and strong applicability
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Embodiment 1
[0072] Prepare materials in parts by weight: 8 parts of ordinary Portland cement, 5 parts of fly ash, 3 parts of mineral powder, 35 parts of recycled brick fine aggregate, 45 parts of recycled brick coarse aggregate, powdery polycarboxylic acid 0.03 parts of water agent, 0.02 parts of tributyl phosphate (defoamer), 0.08 parts of polypropylene fiber, and 5 parts of water.
[0073] Among them: (1) The specification of ordinary Portland cement is P.O 42.5; (2) The fly ash is grade II, and the mineral powder is grade S95; (3) The mass distribution of the particle size r1 of recycled brick coarse aggregate is: 5mm< r1≤10mm is 25%, 10mm
Embodiment 2
[0090] Prepare materials in parts by weight: 8 parts of ordinary Portland cement, 3 parts of fly ash, 3 parts of mineral powder, 33 parts of recycled brick fine aggregate, 47 parts of recycled brick coarse aggregate, powdery polycarboxylic acid 0.03 parts of water, 0.02 parts of polyethylene glycol (defoamer), 0.01 parts of polyvinyl alcohol (thickener), 0.07 parts of alkali-resistant glass fiber, and 4 parts of water.
[0091] Among them: (1) The specification of ordinary Portland cement is P.O 42.5; (2) The fly ash is grade II, and the mineral powder is grade S95; (3) The mass distribution of the particle size r1 of recycled brick coarse aggregate is: 5mm< r1≤10mm is 24%, 10mm
Embodiment 3
[0095] Prepare materials in parts by weight: 10 parts of ordinary Portland cement, 3 parts of fly ash, 2 parts of mineral powder, 1 part of silica fume, 37 parts of recycled brick fine aggregate, 44 parts of recycled brick coarse aggregate, powdered 0.04 parts of polycarboxylic acid superplasticizer, 0.01 parts of polyol (defoamer), 0.09 parts of steel fiber, and 5 parts of water.
[0096] Among them: (1) The specification of ordinary Portland cement is P.O 42.5; (2) The fly ash is grade II, the mineral powder is grade S95, the particle size of silica fume is 0.17um, and the bulk density is 280kg / m 3 (3) The mass distribution of the particle size r1 of recycled brick coarse aggregate is: 5mm
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