1. MgO content 38%-41%
2. white powder
3. strength production capability
4.Used in rubber ,plastic, pigment,fire proof mate
1. Appearance: white powder
2. Specification:
magnesium carbonate for desiccant
a. MgO content 41%-43%
b. strength production capability
Items | The excellent grade/Light | The first grade/Light | The qualified | Industrial grade/Heavy | |
MgO ≥ | 41-43.5 | 40-43.5 | 38 | 40-41 | |
CaO ≤ | 0.43 | 0.7 | 1 | 0.7 | |
Water ≤ | 2 | 3 | 4 | 3 | |
Chloride ≤ | 0.1 | 0.15 | 0.3 | 0.5 | |
Fe ≤ | 0.02 | 0.05 | 0.08 | 0.05 | |
Acid-insoluble substance≤ | 0.1 | 0.15 | 0.2 | 0.15 | |
Sulphate ≤ | 0.1 | 0.15 | 0.3 | 2 | |
Mn ≤ | 0.004 | 0.004 | - | 0.004 | |
loss on ignition ≤ | 54-58 | 54-58 | ≥ 52.0 | 54-58 |
3.Application: Used in the manufacture of magnesium, magnesium oxide, fireproof, paint, ink, pottery, glass,
toothpaste, rubber, pigment, dately used product industry, also as food additive and anti-acid agent in pharmaceutical
industry, as high-quality filler and reinforcement agent of rubber products, as fireproof and thermal insulation materials
resistant to high temperature.
4. Packaging: pp woven bag lining with pe film, 10kg/20kg a bag.
