FIELD: ceramics.
SUBSTANCE: raw mix contains 52. 7-56.3% of microsilica, 42.5-46.5% of flue ash, and 0.8-1.2% of electrofilter dust from original aluminum production. Wall ceramic products comprises preparation of blend, molding, drying, and firing at 800°C, and additional steaming of fired products.
EFFECT: enabled involvement of man-made raw materials in manufacture of building materials, lowered firing temperature, increased strength and construction quality factor, and increased frost resistance of products.
2 cl, 2 tbl, 2 ex
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