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Talcum powder

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Address: No.105 Yellow River Road,High-tech Zone,Shijiazhuang,Hebei,China

Phone: 86-311-89809275

Contact name:Rebecca zhong

Qingdao Hengshida Chemicals Co,. Ltd

Talcum powder

City & Province Qingdao Shandong
Categories Other Non-Metallic Minerals & Products

Product Details

 

Specifications

1.Molecular Formula: H2Mg3O12Si4 

2.Size: 200-5000mesh 

3.Appearance:white powder 

4.Whiteness:78% to 92% 

5.25kg packing

Composition cotent:

Chemical composition

Data

Whiteness ≥

78-92%

Dust, mm2/g≤

0.4-1

CaCO3  ≤

1%-4%

Acid-soluble iron

0.2-0.5

PH

7-9.5

Moisture ≤

0.50%

L.O.I. (800oC)≤

6%-22%

Abrasion Degree

80-100

SiO2

35-62%

MgO

25-32%

Fe2O3

≤0.1%

CaO

≤0.5%

Al2O3

≤0.2%

Density (g/cm3)

2.6-2.8

Oil absorption capacity 

20.0-50.0

Pass rate(45μm)  ≥

98%

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