Specifications
precipitated calcium carbonate in industry1.CaCO3 contents: 99%
2.Moisture:<0.3%
3.Whiteness:96%
4.Denstiy (g/cm3):2.7
precipitated calcium carbonate in industry
1.useage: Paint, Dope, Rubber, PVC pipe, Paper making etc as stuff materials
2.manufacture process:burn the limstone so create the calcium oxide then mix the water,create the Calcium hydroxide,then through carbonize,dehydrate,dry and smash.
3.specification:
CaCO3 contents % | 99 |
Fe2O3 contents % ≤ | 0.01 |
SiO2 contents % | 0.02 |
Manganese content % | 0.008 |
mositure ≤ | 0.3 |
subside volume ml/g ≥ | 2.8 |
under 105 volatile content ≤ | 0.3 |
muriatic acid involatile content≤ | 0.05 |
Screenings 45um(325mesh),% ≤ | 0.001 |
whiteness ≥ | 96 |
4.packing:25kg per composite woven bags or as your need.
5.advantage: make products have good formed effect and enhance hardness, rigidity, size stablity, and glossiness of products.
6.Main application:
Fillers of plastic such as for plastic,rubber,paper,polyvinyl chloride(PVC).
Polyethylene(PE),polypropylene(PP),ABS,etc.
It is widely used as filler in making rubber,plastic,paper,paint,printing etc.