Artificial inorganic marble-face composite-powder concrete cover plate
A technology of composite powder and concrete cover, applied in the field of concrete, can solve the problems of large difference in thermal expansion coefficient between resin and steel bar, low compressive bearing capacity, easy damage and brittle fracture, etc., to improve mechanical index performance and durability performance, durability Good repeated impact ability and the effect of solving the problem of crack development
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Embodiment 1
[0103] Raw materials are allocated according to the following proportions:
[0104] (1) Marble surface raw material mass distribution ratio
[0105] 800 parts of 625 high alumina cement with an average particle size of 40 μm;
[0106] Average particle size 0.18μm, SiO 2 40 parts of silica fume with content ≥85%;
[0107] 100 parts of slag powder above grade S95 with an average particle size of 20 μm;
[0108] 40 parts of limestone powder with an average particle size of 20 μm;
[0109] 800 parts of fine quartz sand powder with particle size below 0.16mm;
[0110] 200 parts of coarse quartz sand with a particle size of 1.25mm~2.36mm;
[0111] 40 parts of anhydrous gypsum powder commercially available in the market;
[0112] 20 parts of high-efficiency water reducing agent with water reducing rate greater than 30%;
[0113] 0.10 part of defoamer;
[0114] 5.0 parts of ubiquinol inhibitor;
[0115] 90 parts of commercially available inorganic toners;
[0116] 300 parts ...
Embodiment 2
[0148] Prepare raw materials according to the following proportions:
[0149] (1) Marble surface raw material mass distribution ratio
[0150] 700 parts of 625 high alumina cement with an average particle size of 20 μm;
[0151] Average particle size 0.18μm, SiO 2 35 parts of silica fume with content ≥85%;
[0152] 88 parts of slag powder above grade S95 with an average particle size of 10 μm;
[0153] 35 parts of limestone powder with an average particle size of 10 μm;
[0154] 700 parts of fine quartz sand powder with a particle size below 0.16mm;
[0155] 175 parts of coarse quartz sand with a particle size of 1.25mm~2.36mm;
[0156] 35 parts of anhydrous gypsum powder commercially available in the market;
[0157] 17 parts of high-efficiency water reducing agent with water reducing rate greater than 30%;
[0158] 0.085 part of defoamer;
[0159] 4.75 parts of ubiquinol inhibitors;
[0160] 60 parts of commercially available inorganic toners;
[0161] 270 parts of...
Embodiment 3
[0186] Raw materials are prepared according to the following proportions:
[0187] (1) Marble surface raw material mass distribution ratio
[0188] 900 parts of high alumina cement with an average particle size of 50 μm625;
[0189] Average particle size 0.18μm, SiO 2 Content ≥ 85% silica fume 45 parts;
[0190] 112 parts of slag powder above grade S95 with an average particle size of 30 μm;
[0191] 45 parts of limestone powder with an average particle size of 30 μm;
[0192] 900 parts of fine quartz sand powder with a particle size below 0.16mm;
[0193] 225 parts of coarse quartz sand with a particle size of 1.25mm~2.36mm;
[0194] 45 parts of anhydrous gypsum powder commercially available in the market;
[0195] 23 parts of high-efficiency water reducing agent with water reducing rate greater than 30%;
[0196] 0.115 parts of defoamer;
[0197] 5.25 parts of ubiquinol inhibitors;
[0198] 120 parts of commercially available inorganic toners;
[0199] 330 parts of...
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