Preparation method of low-temperature composite foam glass
A composite foam and glass technology, which is applied in glass manufacturing equipment, glass molding, manufacturing tools, etc., can solve the problems of excessive heating rate, insufficient heat preservation time, and low mechanical strength, so as to reduce surface tension and compressive strength Improve the effect of fine pore structure
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[0022] Example 3 Add 5 g of boric acid to 125 ml of sodium silicate solution with a mass fraction of 30%, and stir and mix for 100 min at a speed of 3000 r / min to obtain a high-viscosity liquid sol; then add 100 ml of castor to the liquid sol Sesame oil and continue to stir for 60 minutes to obtain a fermentation substrate, then add 10 g of fresh grape skins of the fermentation substrate to the fermentation substrate, stir for 15 minutes, put it into a fermenter, and seal and ferment at 33°C for 10 days to obtain a fermentation product; The product was dried at 110° C. to obtain a composite solid sol with a moisture content of 55%, and 50 g of limestone and 50 g of borax were added to the composite solid sol, and mixed to obtain a mixed sol; the above mixed sol was packed into a mold with a size of 90mm×70mm×40mm, Move the sealed mold into an oven, preheat at 100°C for 10 minutes, then place the mold in an oven at 300°C for 2.5 hours of heat preservation and foaming, then cool ...
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