Ningxia Baiyun Carbon Co., Ltd.
Ningxia Baiyun Carbon Co., Ltd.
[
Ningxia,
China (Mainland) ]
Ningxia, China (Mainland)
Baiyun
BY-1455
Grain
Sharp
F16-F220
Coated Abrasives
| Packaging Details: | 25kg/bag in plastic woven bag,or as your request. |
|---|---|
| Delivery Detail: | within 10-15 days after receiving prepayment |
Black Fused Alumina for polishing and sandblasting
1.Introduction
Black Fused Alumina is also known as low aluminum corundum. It is also a new type
product of polishing material, and it is a dark gray crystal body made Al2O3 and
ferropicotite as main ore in the electric arc furnace by smelting the bauxite. It has
characteristics of moderate hardness, high toughness, high temperature resistance,
and stable thermal stability
2.Applications
For Free grinding, such as glass industry
For non-slip of airport and road, chemical factory board paving
For Produce ceramic grinding wheel, resinoid grinding wheel, Grinding stone.
For free grinding, such as coarse grinding before electroplating products .
For polishing and sandblasting of stainless steel, fabricated metal products .
For investment casting technics of stainless steel and aluminum casting in coating .
For sand paper, sand cloth, sand belt, polish wax, abrasive paste, coating etc.
For abrasion and high temperature resistant in steel metallurgy, various industrial stoves
3.Specification
|
Item |
Al2O3 |
Fe2O3 |
SiO2 |
|
Grade A |
85 % |
9 % |
≤ 6 % |
|
Grade B |
80 % |
10 % |
≤ 10 % |
|
Hardness (mohs ) |
≥ 90 |
Melting point (°C) |
2050 |
|
True density (g/cm3) |
≥ 3.50 |
Linear expansion coefficient |
7-9 |
