400 mesh calcium carbonate

1.High quality,rge supply. 2.Widely used in the rubber industry. 3.Good sells in the South Asia market.

Specification of Calcium Carbonate

item of indexes	index
calcium carbonate (based on dry material)  %  ≥	95.0
moisture %  ≤	0.50
sieve residue %  ≤	0.005
insoluble substance in hydrochloric acid  %  ≤	0.50
iron % ≤	0.025
Mn %  ≤	0.006
PH value	8.0— 10.0
rate of activation % ≥	96
whiteness %  ≥	93

 Calcium carbonate is one of the most great filler in the rubber industry . It can increase the volume of the products, and reduce the cost. It also can obtain higher tensile strength, tear strength and wear resistance.

We can supply the goods as the customers' requirements.

400 mesh calcium carbonate