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
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