density is 5-5.25, and the melting point is 1565℃ (simultaneous decomposition). Insoluble in water, soluble in hydrochloric acid
and sulfuric acid, slightly soluble in nitric acid.
Feature:
1.
Strong coloring power and hiding power
2.H
igh-temperature resistance
3.
Acid and alkali resistance
4.
Weather-resistant and sun-resistant
5.
Oil permeability and water permeability
6.
Resistant to dirty gas
7.
Stable in the atmosphere and sunlight