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Suzhou Jinxing Abrasive Co., Ltd.    

Brown alumina


Brown Corundum Abrasive, Brown Corundum, Brown Corundum Fine Powder, Brown Corundum Precision Casting Sand
BROWN FUSED ALUMINA (A)
The brown corundum abrasive is smelted with bauxite as the main raw material. It is tan, with high hardness and toughness. Grinding tools made from it are suitable for grinding of carbon steel, malleable cast iron, hard bronze, etc. In addition, it is also widely used in refractories, chemical additives, precision casting and non-slip materials.
The main material of brown fused alumina is bauxite, which is electrically fused in high temperature.It is brown and features high hardness and toughness.The abrasive tools made of it are suitable for the grinding of car bon steel, malleable castiron, hard bronze, etc.In addition, they are also used as refractory materials, chemical additive, precision founding and anti-sliding materrials.

Grade (Code) Code

Grit size range

Chemical composition%

AI2O3

TiO2

CaO

A

A-P1

F4-F80

95.0-97.5

1.5-3.8

0.45

F90-F1500

94.0-97.5

F180-F220

93.0-97.5

F220 (P220)
Take Fine FINER

92.0

<br/> <br/> Brown corundum abrasive physical properties: Physical property <br/>

Basic minerals

μ m Crystal size ?? μ m

True ratio
True density ?? g / cm3

Bulk density? G / cm3

Knoop hardness g / mm2

α— AI2O3

300 ~ 1200

3.90

1.5 ~ 1.95

1800 ~ 2200


苏 ICP 备 05043372 号 -1 Suzhou Jinxing Abrasive Co., Ltd. You can directly call 0512-67550699 or 0512-67550899 to inquire about various abrasives! Technical Support: Shangying Technology