CRUDE MIXTURE FOR MAKING ARTIFICIAL ROCK

摘要

FIELD: chemistry.SUBSTANCE: invention relates to the industry of construction materials. The crude mixture for making artificial rock contains the following, wt %: portland cement 32-35; calcium carbonate sand 10-12; water 24-26; superplasticiser S-3 1.0-1.4; malachite processing wastes ground until complete passage through sieve No 008 26-32.6.EFFECT: high frost resistance.1 tbl