Recycled aggregate water-permeable brick and production method thereof
A technology of recycled aggregates and permeable bricks, which is applied in the field of building materials, can solve the problems of complex preparation of raw materials, high strength, and long maintenance period, and achieve fast and simple mixing ratio and preparation method, high compressive strength and water permeability coefficient, and improved The effect of resource utilization
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Embodiment 1
[0036] A recycled aggregate permeable brick. The base layer comprises the following raw materials in parts by weight: 100 parts of Class II recycled aggregate, 14 parts of cement, 14 parts of fly ash, and 0.28 parts of a water reducer.
[0037] Wherein, in parts by weight, the parts of the recycled aggregate with a particle size of 1.18-2.36 mm, 2.36-4.75 mm, and 4.75-9.5 mm respectively account for 40 parts, 40 parts, and 20 parts.
[0038] The main process parameters of the preparation method of recycled aggregate permeable bricks: put the mixture into the mold, vibrate and extrude, the pressure is 2.0MPa, and the time is 25s; , autoclaved curing temperature 173 ℃, pressure 0.8 MPa, time 8h.
[0039] Contrast style 1:
[0040] A recycled aggregate permeable brick. The base layer comprises the following raw materials in parts by weight: 100 parts of natural aggregate, 166 parts of cement, 16 parts of fly ash, and 0.28 parts of water reducing agent.
[0041] Wherein, in part...
Embodiment 2
[0045] A recycled aggregate permeable brick. The base layer comprises the following raw materials in parts by weight: 100 parts of Class II recycled aggregate, 16 parts of cement, 16 parts of fly ash, and 0.32 parts of a water reducer.
[0046] Wherein, the parts of the recycled aggregate with particle diameters of 1.18-2.36 mm, 2.36-4.75 mm, and 4.75-9.5 mm account for 40, 40, and 20 parts, respectively.
[0047] The main process parameters of the preparation method of recycled aggregate permeable bricks: the mixture is put into the mold, vibrating and extruded, the pressure is 1.5MPa, and the time is 30s; , autoclaved curing temperature 173 ℃, pressure 0.8 MPa, time 8h.
[0048] Contrast style 2:
[0049] A recycled aggregate permeable brick. The base layer comprises the following raw materials in parts by weight: 100 parts of Class II recycled aggregate, 22.4 parts of cement, 9.6 parts of fly ash, and 0.32 parts of water reducing agent.
[0050] Wherein, the regenerated a...
Embodiment 3
[0054] A recycled aggregate permeable brick. The base layer comprises the following raw materials in parts by weight: 100 parts of Class II recycled aggregate, 14 parts of cement, 14 parts of fly ash, and 0.28 parts of a water reducer.
[0055] Wherein, the parts of the recycled aggregate with particle diameters of 1.18-2.36 mm, 2.36-4.75 mm, and 4.75-9.5 mm account for 60, 30, and 10 parts, respectively.
[0056] The main process parameters of the preparation method of recycled aggregate permeable bricks: put the mixture into the mold, vibrate and extrude, the pressure is 3MPa, and the time is 15s; The autoclave curing temperature is 183°C, the pressure is 1 MPa, and the time is 6h.
[0057] Contrast style 3:
[0058] A recycled aggregate permeable brick. The base layer comprises the following raw materials in parts by weight: 100 parts of Class II recycled aggregate, 14 parts of cement, 14 parts of fly ash, and 0.28 parts of a water reducer.
[0059] Wherein, the particle si...
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