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Your present location:Home >> synthetic mica powder >> As Pearlescent Class
  • Name: As Pearlescent Class
  • Number: 6

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        The wet ground mica powder as peariescent class of  Youjia has the characteristics of uniform particle-size distribution, large diameter scale,regular granule and smooth surface.It is widely used in many products,such as High-grade car paint, additives, Plastic rubber,and household electrical appliances.
physical indexes:

Chemical composition
Si 02 44-46% CaO 0.05-0.10% FeO <0.3%
Al2O3 34-37% MgO 0.05-0.10% Fe2O3 <0.3%
K2O 8.5-11.0% Na2O 2.3-3.5% TiO <0.01%
Pb,As,Hg <5ppm        
Physical composition
 
  40-150 40-200 10-60 10-40 5-20 <15
face density(g/cm2) 0.20 0.20 0.20 0.20 0.20 0.20
moisture(%) <1 <1 <1 <1 <1 <1
sand content(%) <0.2 <0.2 <0.1 <0.1 <0.1 <0.1
loss on lgnition(%) <4 <4 <4 <4 <4 <4
proportion
(g/cm2)
2.8 2.8 2.8 2.8 2.8 2.8
refraction rate 1.596 1.596 1.596 1.596 1.596 1.596
grain size content >95 >95 >95 >95 >95 >95
whiteness 98 98 98 98 98 98
radius-thickness ratio <85 <85 <85 <85 <85 <85
PH value 7-8 7-8 7-8 7-8 7-8 7-8
magnet(ppm) 5 5 5 5 5 5
oil absorption
(%)
52.8 52.8 52.8 52.8 52.8 52.8

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