Calcium carbonate

CAS:471-34-1

Feathures :

Hight whiteness ,fine grain size, low impurity, adopting dry surface treatment technique, with high activation rate.

Specification:

1. Whiteness: more than 97%

2. Reduce on 325 mesh: 0.01

3. Density: 0.27 - 0.30 g/cm3

4. pH content: 9

5. Water Absortion:   0.30

6. DOP Absortion: more than 95%

7. Moisture: less than 0.50%

8. Insoluble in HCl: less than 0.07%

Application:

Superfine ground calcium carbonate powder is the most important filler for the industrials of plastic, rubber, coating, paper making, building material, food, medicine and agricultural etc. It greatly cost down, also contribute to improve physical properties and there are more new trend for comprehensive applications in the new era.