wholesale prices heavy calcium carbonate caco3 powder particle size for plastic mold

This product is made of natural pure white calcite as raw materials,manufactured by domestic advanced grinding equipment and imported fine separation equipment.It has advantages such as uniform particle size,stable colour, good dispersion.which is a kind of general raw materials filler.

The technical data sheet:

This product is widely used in engineering plastics, wire and cable, powder coating, oil coating, rolling film, PVC edge banding, corrugated pipe, PVC leather, shoes material, etc.

Product features:

For engineering plastics, wire and cable, rolling film, PVC edge banding, corrugated pipe, PVC leather, shoes material: it mainly has the effect of filling, reduce the cost of material, and can improve the hardness and whiteness of materials, improving the function of the mechanical properties, and may improve the bending properties of the material in a certain extent. It recommend to use 2500Mesh or above for the film product with a small thickness to improve the hand feeling of the products.

For powder coating and oily coating: it improve the dry film whiteness, covering and hardness of coating, and reduce the cost of coating. Covering power has improved, but it needs good dispersing equipment or technology.