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Abrasive Grit Brown Fused Alumina Best for Various Metal

China Abrasive Grit Brown Fused Alumina Best for Various Metal, Find details about China Fused Alumina, Alumina Oxide from Abrasive Grit Brown Fused Alumina Best for Various Metal

Model NO.
black FA 73min
Trademark
YZSD
Origin
Henan, China
HS Code
2818
Model NO.
black FA 73min
Trademark
YZSD
Origin
Henan, China
HS Code
2818
Characteristics of our Black Fused Alumina:
Choosing selected bauxite and iron oxide as raw material be smelted in tilting electrical arc furnace
Strong cutting force
Moderate hardness but good toughness and self-sharpening
Good abrasion resistance
Less heat value and efficient productivity
High temperature resistance
Suitable for grinding and polishing of stainless steel, non-ferrous metals and optical glass, the ideal material for resin grinding wheel and sand cloth and paper
GritChemical  Composition
Al2O3    ≥   %SiO2≥   %Fe2O3  ≥   %TiO≤   %
24#-100#77.0 11.0 5.0 3.5 
120#-200#75.0 9.0 4.0 3.0 
240#-280#64.0 10.0 7.0 3.0 

Physical  Characteristics:
CrystalTrigonal  system
Hardness(Mohs)> 9.0
The  maximum  temperature1850º C
True  density(g/cm3)> 3.50
Linear  expansion  coefficient
(0-1600º C)		7-9
Abrasive Grit Brown Fused Alumina Best for Various MetalAbrasive Grit Brown Fused Alumina Best for Various MetalAbrasive Grit Brown Fused Alumina Best for Various MetalAbrasive Grit Brown Fused Alumina Best for Various Metal

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