Special powder(calcium powder) for building coating
Molecular Formula: Ca(OH)2
Molecular Weight: 74.096
Properties: soft white powder, density: 2.8, bulk density: 0.4-0.6, soluble in acids, insoluble in water, insoluble in alcohols, corrosive, highly hygroscopic.
Use: high whiteness, good suspension property and luster; good resistance to aging, no color changing. It is mainly used in environmentally friendly emulsion varnish, porcelain imitating and water-proofing cement powder etc.
Spec.
NO. |
Item |
Content |
1 |
Calcium hydroxide |
90.0 |
2 |
Moisture |
2.0 |
3 |
Iron |
0.1 |
4 |
whiteness |
90.0 |
5 |
Insoluble hydrochloride |
1.0 |
6 |
325 Mesh residue |
5.0 |
Packing: 25㎏/pack, in plastic-coated bag. |
