brown fused alumina 20#

Place Of Origin
Zhengzhou City
Bulk Density
1.53-1.99
Melting Point
2250
Color
brown
Minimum Order
1
Mosh Hardness
8.9
Specific Gravity
3.6-3.9
Maximum Service Temperature
1900
Packaging
25kg/bag
Delivery
8-10 Days

Chemical Composition

Sectional sands Fines Grains Micro powder
Al2O3 ≥95% ≤92% ≤95% ≤92%
SiO2 ≥1.5% ≤2% ≤1.5% ≤2%
Fe2O3 ≥0.5% ≤0.55% ≤0.5% ≤2%
TiO2 ≥3% ≤3.3% ≤3% ≤4%

Characteristics

1. high purity

2. crystallization is good.

3. Strong liquidity

4. Low coefficient of linear expansion

5. corrosion resistance

6. high temperature resistance

7. high strength

Production process

Brown fused alumina is made of bauxite/anthracite coal, and melted in electric-arc furnace of high temperature more than 2000 degrees.

Application

1. Sand blasting for aluminum profile/Copper material/Glass/Washed jeans/precise mould

2. Grinding for kinescope/glass/monocrystalline silicon/ lens/jade ware

3. Abrasion-proof material for expressway/airstrip/dock/parking lot/stadium

4. Bonded abrasives and Coated abrasives

5. Surface preparation and finishing

6. Thermal Spraying(Plasma Spraying)

7. Super Refractory, Ceramics and Tiles

8. Lapping &Micro-blasting applications.



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  • Contact:Sharon Zhao
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