Product details：
Is a white, milky white or light gray, pearls or fat glossy flake or flaky powder.Structure has a layered structure, between the adjacent two layers and are prone to slip or fall off each other, and a soft soapy, and hard degree of the youngest, 1.0 mohs.Different directions in the specific gravity of 2.7~2.8.
Main standard：
|
Physical and chemical property |
Superior product |
First-class |
Qualified product |
|
Whiteness |
98 |
95 |
93 |
|
Acid-insoluble substance |
≥ 90.0 |
87.0 |
85.0 |
|
Acid-soluble iron(F[e][2]O[3]) |
≤ 0.02 |
0.05 |
1.00 |
|
Loss on ignition(1 000℃) |
≤ 6.00 |
8.00 |
10.00 |
|
A magnet attracted substance |
≤ 0.04 |
0.07 |
0.01 |
|
Water |
≤ 0.5 |
1.0 |
1.0 |
Fineness：325 Mesh、400 Mesh、600 Mesh、800 Mesh、1250 Mesh、2000 Mesh、3000 Mesh、6000 Mesh、8000 Mesh、12500 Mesh、15000 Mesh（it can according to clients demand）
USE：
Cosmetic Grade(HZ)
(3)Paint Grade(TL)
(4)Paper-Grade(ZZ)
(5)Plastic-Grade (SL)
(6)Rubber-Grade(AJ
(7)Electric cable-Grade(DL)
(8)Ceramic-Grade(TC)
(9)Waterproofer-Grade(FS)
(10)Fine talc powder
Which widely used in paint, printing ink, paint, plastic, rubber, ceramic, glass, electronics, cosmetics, medicine, food and other fields. |
Barium sulfate