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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 % | 98.5 |
| Fe2O3 contents % | 0.03 |
| SiO2 contents % | 0.02 |
| Manganese content % | 0.008 |
| Al2O3 contents % | 0.01 |
| Loss on drying %≤ | 0.7 |
| Sedimentation (ml/g) ≥ | 2.7 |
| HCL insoluble matter % | 0.2 |
| Screenings 125um,% | 0.008 |
4.Packing:25kg per woven bags or as your need.
