Calcium Stearate Properties: White fine powder, insoluble in water. When mixed with hot, strong mineral acids, It is decomposed into stearic acid and corresponding calcium salts. Non-toxic matter. Avoid moisture. It can be used as PVC stabilizer and lubricant. Technical index: Index name Index Grade Top grade First grade Qualified product Melting point °C≥ 149-155 ≥140 ≥125 Ca % 6.5±0.5 6.5±0.6 6.5±0.7 Loss on heat % ≤ 2.0 3.0 3.0 Free Fatty Acid(as stearic acid )%≤ 0.5 0.5 0.5 Fineness(thr. mesh 200)%≥ 99.5 99.0 99.0 Zinc StearateProperties: White, fine powder, insoluble in water. When mixed with hot, strong mineral acids, it is decomposed into stearic acid and corresponding calcium salts. It is widely used as lubricants, slipping agents, heat-stabilizers, mould releasing agents and accelerants in plastic and rubber. Technical index: Index name Index Grade First grade Second grade Melting point °C≥ 120 110 Zn % 10-11 9.5-11.5 Moisture % ≤ 1.0 2.0 Free Fatty Acid ( as stearic acid )% ≤ 0.5 1 Fineness (thr. mesh 200) % 98.0 95.0