METHOD OF PREPARING CAUSTIC DOLOMITE

摘要

manufacture of building materials. SUBSTANCE: dolomite raw is preliminarily sprinkled with magnesium chloride solution with density 1.2-1.3 g/cu.cm taken in amount 0.5 to 3.0% of the weight of dolomite material, which is then heated 20-100 min to 450-550 C and then 5-25 min to 600-720 C. EFFECT: improved quality of dolomite binder due to intensified baking process and reduced content of free calcium oxide in product due to preliminary sprinkling. 1 tbl, 3 ex