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Hongsheng Powder Science and Technology Co., Ltd

Main business:QuartzPowder,Talc Powder,Barium sulfate...

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Washed Kaolin
  • Washed Kaolin

Washed Kaolin

Category:Product Center

Product specifications:

Details

Chemical Formula :l2o2 ·2Sio2 . 2H2o

Relative Atomic Mass :258.16

C A S No:1332-58-7

H. S.code:2507001000

I. 1. Performance

 This product mainly by igneous rocks, such as rock by natural decomposition from weathering. For the light gray to pale yellow powder, flake hexagonal crystalline particles. Under the ambient temperature is slightly soluble in hydrochloric acid or acetic acid.

 2.Features

With good crystallinity, high purity, small particle size, oil absorption amount of moderate, cover the rate of strong, good dispersion of the advantages of easily dispersed in the rubber compound, is easily processed, smooth surface rubber with carbon black and carbon black, when there is favorable at dispersed rubber compound. 3. Use Applicable to high-grade paint, coating, ink, rubber, plastics, wire and cable and so on. 4.physics analysis

 

Testing Items

YF-400

YF-500

HS-282

After the surface treatment of fineness

3.8u0.1

3.8u0.1

2.5u0.1

True proportion

2.6

2.6

2.6

Whiteness

80.50.5;

910.5

86.50.5;

Oil Absorption Value %

45-55 CC/100g

50-60 CC/100g

40-45 CC/100g

LOI

13

14

13

Water

0.5

0.5

0.3

Refractive index

1.58

1.58

1.58