High-strength fiber concrete with high toughness and high cohesion c110 strength and its preparation method
A high-cohesion, high-strength fiber technology, used in clay preparation devices, chemical instruments and methods, climate sustainability, etc., can solve problems such as inability to achieve toughening effects, and reduce construction costs, CO2 emissions, and costs. low cost effect
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Embodiment 1
[0091] 1) Add 11 parts by mass of water reducer to two-thirds of the total water, which is recorded as mixed solution 1; add 9 parts of shrinkage reducer and 1.8 parts of defoamer to the total water of three One-third of the water is recorded as mixed solution 2, and 20 parts of carboxyl-modified polyvinyl alcohol polymers are prepared for later use, with a total water content of 125 parts; wherein, carboxyl-modified polyvinyl alcohol polymers are prepared according to the mass percentage of raw materials Formation: carboxy-modified polyvinyl alcohol 38.6%, water 60.4%, polyacrylate defoamer 1%;
[0092] 2) 5.2 parts of ramie fiber, 995 parts of gravel, 713 parts of sand, 405 parts of cement, 85 parts of fly ash, 55 parts of straw ash, 20 parts of silica fume, 3 parts of nano silicon, 8.7 parts of basalt fiber, 17.6 parts of CaCO 3 Whiskers were divided into three parts, and then a part of ramie fiber, basalt fiber, CaCO 3 Sprinkle the whiskers evenly in the disc mixer, then ...
Embodiment 2
[0101] 1) Add 12 parts by mass of water reducing agent to two-thirds of the total water volume, which is recorded as mixed solution 1; add 9.3 parts of shrinkage reducer and 2 parts of defoamer to the total water volume of three One-third of the water is recorded as mixed solution 2. After preparing 18 parts of carboxyl-modified polyvinyl alcohol polymers, the total water content is 125 parts; wherein, carboxyl-modified polyvinyl alcohol polymers are prepared according to the mass percentage Made: carboxy-modified polyvinyl alcohol 39%, water 60%, polyacrylate defoamer 1%;
[0102] 2) 5.3 parts of ramie fiber, 995 parts of gravel, 713 parts of sand, 410 parts of cement, 87 parts of fly ash, 45 parts of straw ash, 23 parts of silica fume, 4 parts of nano silicon, 8.8 parts of basalt fiber, 17.7 parts of CaCO 3 Whiskers were divided into three parts, and then a part of ramie fiber, basalt fiber, CaCO 3 Sprinkle the whiskers evenly in the disc mixer, then place a portion of crus...
Embodiment 3
[0110] 1) Add 11.5 parts by mass of water reducing agent to two-thirds of the total water volume, which is recorded as mixed solution 1; add 9.5 parts of shrinkage reducer and 2.1 parts of defoamer to the total water volume of three One-third of the water is recorded as mixed solution 2, and 19 parts of carboxyl-modified polyvinyl alcohol polymers are prepared for later use, with a total water content of 130 parts; wherein, carboxyl-modified polyvinyl alcohol polymers are prepared according to the mass percentage of raw materials Made: carboxy-modified polyvinyl alcohol 38.5%, water 60%, polyacrylate defoamer 1.5%;
[0111] 2) Mix 5.3 parts of ramie fiber, 995 parts of gravel, 713 parts of sand, 415 parts of cement, 90 parts of fly ash, 55 parts of straw ash, 25 parts of silica fume, 3.6 parts of nano silicon, 8.8 parts of basalt fiber, 17.8 parts of CaCO 3 Whiskers were divided into three parts, and then a part of ramie fiber, basalt fiber, CaCO 3 Sprinkle the whiskers evenl...
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