1.white calcium carbonate powder 2.used as filling compound for various plastic, rubber product 3: for pipe use
Application
It is widely used as filling compound for various plastic, natural or synthetic rubber products, excess weld metal & paper making; colorant for paint & dope, additive for household chemical, medicine & edible mushroom.
Packing
In 25kgs woven bag with plastic liner. (Or up to request)
Quality standard
Accordance with State Chemical Industry Standard HG2226-91
 
Item Premium grade A grade
CaCO3 %    98.0 97.0
PH value (10% suspension)   8.0 10.0 8.0~10.5
Volatile matter (105oC)   0.40 0.70
HCL insoluble matter %      0.10 0.20
Depression volume (ml/g)   2.8 2.6
Fe content %   0.08 0.10
Mn content content %   0.006 0.008
Residue  125 m %   0.005 0.010
Residue  45 m %   0.30 0.40
Whiteness   90.0 90.0
Appearance   White powder White powder