| 摘要 |
FIELD: construction. ^ SUBSTANCE: method of construction materials production includes mixing of activated powder based on caustic magnesite, magnesium chloride solution and filler. The activated powder is produced by joint milling to specific surface of particles 4000-20000 cm2/g of magnesite caustic powder, tribasic calcium phosphate, silica gel, methylcellulose and construction gypsum at the following ratio of components, wt %: magnesite caustic powder 40-70, tribasic calcium phosphate 1-8, silica gel 3-12, methylcellulose 0.04-0.6, construction gypsum is the remaining. ^ EFFECT: improved strength and water tightness. ^ 4 cl, 5 tbl |
