Main business:QuartzPowder,T"λ↔σalc Powder,Barium sulfate...
Chemical Formula :Al2o2 ·2Sio2 . 2H2o
Relative Atomic Mass :258.16
C A S No:1332-58-7
H. S.code:250700δα1000
I. 1. Performance
This product mainl©₩♣∏y by igneous rocks, such as ro•¶♣ck by natural decomposi>≈>tion from weathering. For the light∞↕₽₹ gray to pale yellow powder, fl ∏"ake hexagonal crystalline partic↓<εles. Under the ambient ε temperature is slightly soluble in hyd₽≤₽rochloric acid or acetic ♣εacid.
2.Features
With good crystallinity, high p ♥urity, small particle size, oil absor≤σ£ption amount of moderate, coveδ♦×♥r the rate of strong, good dispersio♠₹≥n of the advantages of easily dispers"© ±ed in the rubber com® pound, is easily processed, smoo<&≠th surface rubber with car↕§bon black and carbon bla¥₩αck, when there is favorable at disperse₽"±÷d rubber compound. 3. Use Ap₩↓plicable to high-grade paint, coat ™λ×ing, ink, rubber, plastics, wiβ¶re and cable and so on. 4.physics analγ♦ysis
Testing Items |
YF-400 |
YF-500 |
HS-282 |
After the surface treatment of finene€£®ss |
3.8u士0.1 |
3.8u士0.1 |
2.5u士0.1 |
True proportion |
2.6 |
2.6 |
2.6 |
Whiteness |
80.5士0.5; |
91士0.5 |
86.5士0.5; |
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 |