Sale brown fused alumina for refractory matter
Strength
Free sample
High temperature resistance
Low expansion coefficient
High quality bauxite as raw material
High ruputation
All kinds of granularity
Production process: Also known as carborundum, is bauxite, coke (anthracite)
As the main raw material, in an arc furnace. The main components of al2o3, and tio2. There is also a small amount of sio2 and fe2o3
Properties:
High temperature resistance
Corrosion resistance
High hardness
High strength
Wear resistance,
Good crystallization
Low coefficient of expansion
Micro hardness: Knoop hardness hv1800-2200kg/mm2, mohs hardness of 9 3.85/cm3, bulk density, maximum use temperature is 1850, melting point 2250
Color: Dark brown, dark blue after calcination.
Usage:
1 abrasive corundum
2 free grinding
3 resin abrasive
4 coated abrasives
5abrasive water jet cutting
6refractory material
7 brown corundum functional filler -- mainly used for automobile brake parts, special tires, special construction products, can be used as construction of highway pavement, runway, terminal, parking lot, industrial floor, sports venues and other wear-resistant materials;
The filter medium -- is a new application field of abrasive, abrasive substrate medium using granular filtering bed, purification of drinking water or wastewater, water filtration material model at home and abroad, especially suitable for non-ferrous metal processing, petroleum drilling mud weighting agent:
Item |
Al2O3 |
Fe2O3 |
SiO2 |
TiO2 |
Density |
Grade A |
≥ 95 % |
≤ 0.3 % |
≤ 1.5 % |
1.50-3.80 % |
3.85 g/cm3 |
Grade B |
≥ 90 % |
≤ 1.3 % |
≤ 1.5 % |
1.50-3.80 % |
3.85 g/cm3 |
Grade C |
≥ 8 5% |
≤ 1.8 % |
≤ 1.5 % |
1.50-3.80 % |
3.85 g/cm3 |
Refractory-- 0-1mm, 1-3mm, 3-5mm, 5-8mm ... W: 200# .320# or your required
Abrasives-- F12 . F14 .F16 .F18 .F20 .F24 . F30. F36 .F40 .F60. F80 .F150 . F180 ..... |