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Abrasive Grain Sizes: 0-1mm 1-3mm 3-5mm 5-8mm 325mesh 320#-0 200#-0 100#-0
Usage: refractory
Material: aluminum oxide
Brand Name: haixu abrasives
color: white
Model Number: 0-1mm 1-3mm 3-5mm 5-8mm 325mesh 320#-0 200#-0 100#-0
Place of Origin: China (Mainland)
Al2O3: 99%min
Na2O: 0.4%max
Mohs hardness: 9.0

Specifications

Refractory White Fused Alumina WFA White Corundum

Refractory white fused alumina Was made from the high quality alumina by melting above 2000 in the electric arc furnace and cooling. It is white with the main crystal phase alpha-Al2O3.

Refractory white fused alumina section sand

 

Size

Section sand

0-1mm 1-3mm 3-5mm 5-8mm 

Fine powder

325mesh 320#-0 200#-0 100#-0

 

Chemical compositions(%)

Al2O3

99%min

Fe2O3

0.2%max

Na2O

0.4%max

SiO2

0.05max

Refractory white fused alumina section sand pHysical properties

 Mohs hardness

                 9.0

 Bulk density

                1.75-1.95g/cm3

Specific gravity

                3.95g/cm3

 Maximum service temperature

                  1900℃
 melting point                       9.0