· Industrial light Calcium carbonate series
· Industrial active light Calcium carbonate series
· Industrial microfine (active) light Calcium carbonate series
· Nano Calcium Carbonate series
· Baiyanhua series
· Ground Calcium Carbonate series
· Superfine Ground Calcium Carbonate series
· Active Ground Calcium Carbonate series
· Wollastonite powder series
· Needle-like wollastonite series
· Dolomite powder series
· New multi-functional plastic agent series
· Calcium oxide series
· Calcium hydroxide series
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Products
Dolomite powder
Chemical name: Dolomite
Molecular formula: CaCO3·MgCO3
Properties: natural salt of Calcium carbonate and magnesium carbonate, white powder. Insoluble in water.
Uses: Widely used as the ingredient of paint, building materials and ceramics, filler of glass, refractory, metallurgy fusing agent, paper, rubber, used as the filter material.
Packing: Composite plastic woven bag, 25KG/bag
| Index Item | Internal control Index | ||||
| GR-701 | GR-703 | GR-705 | GR-706 | GR-709 | |
| Calcium oxide | 31 | 31 | 31 | 32 | 33 |
| Magnesia | 20 | 21 | 21 | 21 | 21 |
| Ferric oxide | 0.08 | 0.08 | 0.05 | 0.05 | 0.05 |
| Moisture% ≤ | 0.5 | 0.5 | 0.4 | 0.4 | 0.4 |
| Whiteness % ≥ | 92 | 93 | 93 | 94 | 94 |
| PH value | 9±0.5 | 9±0.5 | 9±0.5 | 9±0.5 | 9±0.5 |
| Average size | 8.0 | 4.0 | 3.0 | 2.4 | 1.3 |
| Oil absorption | 13-16 | 16-20 | 20-22 | 22-24 | 24-26 |
| Residue on 45μm sieve | 0.05 | 0.005 | ___ | ___ | ___ |