coated heavy calcium carbonate

Product name: Activated ground calcium carbonate / activated heavy calcium carbonate

Coated heavy calcium carbonate/ Coated ground calcium carbonate

This is a series of products, which are treated by special reagents, therefore they have good dispersibility and affinity in polymer materials, and great improve their strength used in plastics(specially in PE and PP) as the filler, reduce the production cost.

Item	specifciations
Item	Pd60-A	Pd90-A	Dy60-A
Caco3 content(dry basis) %≥	95	95	95
Loss on drying %≤	0.5	0.5	0.5
HCL Insoluble %≤	0.2	0.2	0.2
Whiteness %≥	94	94	93
Particle ≤ 2μm	60	90	48-51
Residues of 45μm sieve %≤	0.1	0.15	0.1
DOP absorption ml/100g	38±5	40±5	42±5
Level of activity %≥	95	95	98
Dispersibility	good	general	excellent

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coated heavy calcium carbonate