Product Name: Wet Ground Synthetic Mica (Pearlescent Class)
Chemical Name: Mica CAS NO.: 12001-26-2
Molecular Formula: K2O.3(Al2O3).6(SiO2).2(H20) Molecular Weight: 800.90
Chemical Composition:
|
SiO2
|
44-46%
|
CaO
|
0.05-0.10%
|
Fe2O3
|
<0.3%
|
|
Al2O3
|
34-37%
|
MgO
|
0.05-0.10%
|
FeO
|
<0.3%
|
|
K2O
TiO
|
8.5-11.0%
<0.01%
|
Na2O
|
2.3-3.5%
|
Pb, As, Hg
|
<5ppm
|
Physical Composition:
|
|
40-150
|
40-200
|
10-60
|
10-40
|
5-25
|
<15
|
|||
|
Apparent 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 ignition(%)
|
<4
|
<4
|
<4
|
<4
|
<4
|
<4
|
|||
|
Specific Gravity(g/cm3)
|
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
|
<80
|
<75
|
<75
|
|||
|
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
|
Application: Used in pearlescent pigment.
Packing: 25kg bag.