Pervious concrete brick with high strength
A permeable concrete, high-strength technology, applied in the field of concrete, can solve the problems that the strength cannot meet the requirements of use, limit the application of concrete bricks, etc., and achieve the effects of excellent water permeability, improved negative temperature curing strength, and high compressive strength.
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[0016] Example 1
[0017] The present invention proposes a high-strength permeable concrete brick, whose raw materials by weight include: 100 parts of ordinary Portland cement, 550 parts of crushed stone, 30 parts of phosphogypsum, 10 parts of lithium slag powder, 30 parts of steel slag, and fly ash 5 parts, 20 parts of silica fume, 10 parts of iron tailing sand, 15 parts of metakaolin, 10 parts of mixed fiber, 20 parts of straw powder, 2 parts of water reducing agent, 5 parts of polystyrene butadiene copolymer, 3 parts of silicone acrylic emulsion Parts, 10 parts of redispersible latex powder, 10 parts of macroporous resin, 5 parts of epoxy resin adhesive, 0.1 part of ethylenediamine tetramethylene phosphonate sodium, 1.5 part of diisopropanolamine, 0.1 part of sodium thiosulfate Parts, 1 part of calcium lignosulfonate, 50 parts of water.
Example Embodiment
[0018] Example 2
[0019] The present invention proposes a high-strength permeable concrete brick, whose raw materials by weight include: 100 parts of ordinary Portland cement, 450 parts of crushed stone, 15 parts of phosphogypsum, 35 parts of lithium slag powder, 15 parts of steel slag, and fly ash 28 parts, 5 parts of silica fume, 30 parts of iron tailings, 2 parts of metakaolin, 25 parts of mixed fiber, 5 parts of straw powder, 10 parts of water reducing agent, 1 part of polystyrene butadiene copolymer, 10 parts of silicone acrylic emulsion Parts, 2 parts of redispersible latex powder, 25 parts of macroporous resin, 1 part of epoxy resin adhesive, 0.8 part of ethylenediamine tetramethylene phosphonate sodium, 0.2 part of diisopropanolamine, 0.8 part of sodium thiosulfate Parts, 0.1 part of calcium lignosulfonate, 100 parts of water.
Example Embodiment
[0020] Example 3
[0021] The present invention proposes a high-strength permeable concrete brick whose raw materials by weight include: 100 parts of ordinary Portland cement, 530 parts of crushed stone, 26 parts of phosphogypsum, 19 parts of lithium slag powder, 27 parts of steel slag, and fly ash 9 parts, 16 parts of silica fume, 19 parts of iron tailings, 11 parts of metakaolin, 13 parts of mixed fiber, 17 parts of straw powder, 6 parts of water reducing agent, 4 parts of polystyrene butadiene copolymer, 6 parts of silicone acrylic emulsion Parts, 7 parts of redispersible latex powder, 14 parts of macroporous resin, 4.3 parts of epoxy resin adhesive, 0.3 parts of ethylenediamine tetramethylene phosphonate sodium, 1.2 parts of diisopropanolamine, 0.2 parts of sodium thiosulfate Parts, 0.67 parts of calcium lignosulfonate, 65 parts of water;
[0022] Wherein, the apparent density of the crushed stone is 2.8g / cm 3 , The bulk density is 1.3g / cm 3 , The mud content is 0.48%, and the...
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