lime stone powder

The specifications of Calcium Carbonate
CAS No.: 471-34-1
Molecular Weight: 100.09
Chemical Formula: CaCO3
Synonyms: Carbonic acid calcium salt; calcite; aragonite; limestone
Appearance: Odorless, hygroscopic white crystal or powder
Melting point, ° C: 825 (decomposition)
Density (20°C), g/cm3: 2.7~2.9

Characteristic

1.Identical grain size ,low oil absorption value.

2.To reduce the cost of products ; to make products have good foamed effect.

3.To enhance hardness,rigidity,size stability ,fire-retardantness,glossiness of products.

4.In rigid PVC products, it can accelerate gelation, enhance cold impact strength, eliminate plate out, and improve surface gloss.

Package and storage

1) 25kg/bag in kraft bag or poly woven bag,or addording to your demand/design.

2) Keep in a tightly closed container, stored in a cool, dry, ventilated area. Protect against physical damage.

Note: Our “greatlion” calcium carbonate is well known among chinese market for its high quality.

we can offer all kinds of Calcium Carbonate in different whiteness, purity, and high brightness, ultra-fine, according to your demand.

We hope to build long-term business with you in competitive price and high quality.