Refractory concrete
A technology of refractory concrete and polyethylene glycol, which is applied in the field of refractory concrete, can solve the problems of high temperature resistance and unsatisfactory fire resistance, and achieve the effect of increasing mechanical properties, increasing fire resistance, and excellent high temperature resistance
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Embodiment 1
[0016] A kind of refractory concrete, its raw material comprises by weight: 110 parts of granulated blast furnace slag, 10 parts of potassium silicate, 5 parts of sodium hydroxide, 90 parts of Portland cement, 50 parts of fly ash, 125 parts of river sand, gravel 225 parts, 3.5 parts of modified carbon fiber cloth, 12 parts of expanded perlite, 3 parts of silicone rubber powder, 13 parts of modified polyethylene glycol 6000, 2.5 parts of epoxy resin emulsion, 1.5 parts of disodium methylene bis-naphthalene sulfonate 1 part, 1 part of sodium lignosulfonate, 70 parts of water.
Embodiment 2
[0018] A kind of refractory concrete, its raw material comprises by weight: 100 parts of granulated blast furnace slag, 8 parts of potassium silicate with a fineness modulus of 1.5, 6 parts of sodium hydroxide, 80 parts of Portland cement, and 70 parts of fly ash , 150 parts of river sand with a particle size of 0.35mm, 250 parts of stones with a particle size of 10mm, 2 parts of modified carbon fiber cloth, 8 parts of expanded perlite with a particle size of 0.25mm, and silicone rubber powder with a particle size of 0.2mm 2 parts, 15 parts of modified polyethylene glycol 6000, 2 parts of epoxy resin emulsion, 2 parts of disodium methylene bis-naphthalene sulfonate, 0.5 part of sodium lignosulfonate, 75 parts of water.
Embodiment 3
[0020] A kind of refractory concrete, its raw material comprises by weight: 120 parts of granulated blast furnace slag, 12 parts of potassium silicate with a fineness modulus of 1.0, 4 parts of sodium hydroxide, 100 parts of Portland cement, and 30 parts of fly ash , 100 parts of river sand with a particle size of 0.25mm, 200 parts of stones with a particle size of 20mm, 5 parts of modified carbon fiber cloth, 15 parts of expanded perlite with a particle size of 0.15mm, and silicone rubber powder with a particle size of 0.1mm 4 parts, 10 parts of modified polyethylene glycol 6000, 3 parts of epoxy resin emulsion, 1 part of disodium methylene bis-naphthalene sulfonate, 1.5 parts of sodium lignosulfonate, 65 parts of water;
[0021] Wherein, in the preparation process of the modified carbon fiber cloth, soak the cleaned and dried carbon fiber cloth in nitric acid, raise the temperature to 60° C., keep it warm for 5 hours, then take out the treated carbon fiber and wash it with wa...
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