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- Contact Person : Mr. LIU Randall
- Company Name : Henan Kingway Chemicals Co., Ltd.
- Tel : 86-371-65336572
- Fax : 86-371-65336188
- Address : Henan,Zhengzhou,B908, Xingye Mansion, No. 22, Nongye Rd.
- Country/Region : China
- Zip : 450008
Calcium carbonate powder as drilling weighting materials
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Introduction
Calcium Carbonate powder is pure calcium carbonate, CaCO3. This material is a naturally occurring mineral and contains a small quantity of quartz, crystalline silica. Prolonged and repeated exposure to concentration of crystalline silica exceeding the maximum exposure limit may lead to chronic lung disease such as silicosis.
Physical and chemical properties
Appearance: White /off -white powder
Odour: Odourless.
Specific gravity, g/ cm3: 2.7
Bulk Density, kg/ m3: 900 - 1000
Solubility: Insoluble in water; soluble in hydrochloric acid (HCl).
Specification for calcium carbonate powder used in oil drilling fluid
Item | Index |
Specific gravity, g/ cm3 | 2.7 at least |
Purity as CaCO3 (%) | 90.0 at least |
Insoluble in HCl,% | 10.0 at most |
Soluble in water, % | 0.10 at most |
Fineness, 76μm,% | 3.0 at most |
We can also supply
Superfine heavy calcium carbonate, 96%
Superfine Active Calcium Carbonate
High white light calcium carbonate
Any need, please don’t hesitate to contact us to hear how our chemical products will lower your costs and maximize your productivity.
Please feel free to contact me on more information.
Thanks & Best regards,
Bob Chang (Mr.)
Contact:bob at hnkingway dot com
Henan Kingway Chemicals Co., Ltd.
Calcium carbonate powder as drilling weighting materials
