Brown fused alumina is made of high-quality bauxite as raw material, anthracite and iron filings. It is made by arc smelting at 2000°C or higher temperature. It is crushed and plasticized by self-grinding machine, magnetically selected to remove iron, sieved into various sizes, and its texture is dense and hard. High, spherical pellets, suitable for the production of ceramic, high-resistance abrasive resin and grinding, polishing, sandblasting, precision casting, etc., can also be used to manufacture high-grade refractories.
Application
|
Specification
|
Main chemical composition%
|
Magnetic substance%
|
||||
Al2o3
|
Fe2o3
|
Sio2
|
Tio2
|
||||
Abrasives
|
F
|
4#-80#
|
≥95
|
≤0.3
|
≤1.5
|
≤3.0
|
≤0.05
|
90#—150#
|
≥94
|
≤0.03
|
|||||
180#—240#
|
≥93
|
≤0.3
|
≤1.5
|
≤3.5
|
≤0.02
|
||
P
|
8#—80#
|
≥95.0
|
≤0.2
|
≤1.2
|
≤3.0
|
≤0.05
|
|
100#—150#
|
≥94.0
|
≤0.3
|
≤1.5
|
≤3.5
|
≤0.03
|
||
180#—220#
|
≥93.0
|
≤0.5
|
≤1.8
|
≤4.0
|
≤0.02
|
||
W
|
1#-63#
|
≥92.5
|
≤0.3
|
≤1.5
|
≤3.0
|
--------
|
|
Refractory
|
Duansha
|
0-1mm
1-3mm 3-5mm 5-8mm 8-12mm |
≥95
|
≤0.3
|
≤1.5
|
≤3.0
|
--------
|
25-0mm
10-0mm 50-0mm 30-0mm |
≥95
|
≤0.3
|
≤1.5
|
≤3.0
|
--------
|
||
Powder |
180#-0
200#-0 320#-0 |
≥94.5
≥93.5
|
≤0.5
|
≤1.5
|
≤3.5
|
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|
Abrasives materials: Grinding wheel, abrasive belt, sandpaper, abrasive cloth, cutting piece, sand blasting technology, grinding, wear-resistant floor, water jet cutting, coated abrasives, consolidated abrasives, etc.
Refractory materials: Castable, refractory brick, ramming material, slide plate, nozzle, ladle, lining material. precision casting, etc
Application scenarios for brown fused alumina
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