 Active Superfine Heavy calcium carbonate
PVC purposed calcium is one kind of Active Superfine Heavy calcium carbonate, which is developed by us for the requirement and characteristics of PVC. Made of calcite, it is a new kind of superfine functional filler. It is specially suitable for PVC products such as PVC pipe, special shape material,rolling film and cable material.
Packing:25(kg/bag) plastic lining lined woven bag, avoid moisture, or following your demand.Technical index:
Item |
Unit |
Technical parameters |
CaCO3 |
% |
≥98 |
Fe2O3 |
% |
≤0.05 |
SiO2 |
% |
≤0.5 |
MgO |
% |
≤0.3 |
Moisture |
% |
≤0.3 |
Whiteness |
% |
≥90 |
Degree of activity
|
% |
≥85 |
Size(≤2um) |
% |
≥80 |
Specific surface area |
cm2/g |
36000-43000 |
Oil adsorption |
ml/100g |
18-26 |
PH |
|
8-9 |
Leading producing method
Excellent performance
Broad customer groups |
