A kind of preparation method of fast demoulding flexible facing brick
A flexible veneer and mold release technology, applied in the field of building decoration materials, can solve the problems of large demand for molds, low production efficiency, and long molding time.
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Embodiment 1
[0019]S1 is prepared according to the following mass parts, 800 sand, 80 cements, 350 pure sulfur emulsions, 12 of the bentonite, 1 amino sulfonate, 5 wetting agent, 5 parts of the dispersant, 5 parts of the bubble, 1 part of ethylene glycol, 0.5 parts of sodium formate;
[0020]S2 The above-mentioned pure emulsion, wetting agent, dispersant, a defoamer, and an appropriate amount of water, separated by a high speed dispersing machine, dispersion of 1000 r / min for 5 min, and the mixture 1 is obtained;
[0021]S3 adds the above fibers, bentonite, amino sulfonate and ethylene glycol, sodium formate to the above mixture 1, and then increase the speed to 1000 r / min, disperse 10 min, and then add the above cement, sand slowly, then Stir for 10 min to give a slurry;
[0022]S4 adds the slurry to the scraper, scraping on the silica gel mold, and the thickness of the scraping is 2 mm;
[0023]S5 is first placed in an oven, the baking temperature is 60 ° C, the baking time is 5 min;
[0024]S6 is then f...
Embodiment 2
[0026]S1 is prepared according to the following mass parts: 1000 sand, 120 cement, 200 parts of the pure zone, 3 siliciloxide, 3 fibers, 2 copies of bentonite, 2 amino sulfonate, 7 wetting agent, 7 parts of the wetting agent 7 parts of dispersing agent, 10 defoaming agents, 1 ether alcohol, calcium nitrate 0.5;
[0027]S2 The above-mentioned pure emulsion, a siliciloxide emulsion, a wetting agent, a dispersing agent, a defoamer, and a proper amount of water are mixed by a high-speed dispersing machine, and is dispersed at 1000 R / min for 5 min to obtain a mixture 1;
[0028]S3 adds the above fibers, bentonite, amino sulfonate, and ethylene glycol, and calcium nitrate to the above mixture 1, then increase the rotation speed to 1000 r / min, disperse 10 min, and then add the above cement, sand slowly. Stir is stirred for 10 min to give a slurry;
[0029]S4 adds the slurry to a scraper, scraping on a silica gel mold, and a thickness of 3 mm;
[0030]S5 is first placed in an oven, the baking tempe...
Embodiment 3
[0033]S1 preparation materials according to the following mass parts: 1200 sand, 200 parts of cement, 200 parts of the purification, 200 parts of the hydracene, 30 parts of the flexible emulsion, 32 parts of the bentonite, 32 parts of the polycarboxylate 3 15 parts of the wetting agent, 15 dispersants, 15 defoaming agents, 2 nitrate, 3 formate sodium formate;
[0034]S2 mixed the above-mentioned pure emulsion, flexible emulsion, siliciloxide, wetting agent, dispersant, defoamer, and water after mixing, by a high speed dispersing machine, dispersion of 5 min at 1000 r / min, resulting in a mixture 1;
[0035]S3 adds the above fibers, bentonite, polycarboxylic acid water reducer, calcium nitrate, sodium formate to the above mixture 1, then increase the rotation speed to 1000 r / min, disperse 10 min, and then add the above cement, sand slowly , Stir again 10 min to give a slurry;
[0036]S4 adds the slurry into the scraper, scraping on the silica gel mold, and the thickness of the scraping is ...
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