White Fused Alumina micropowder F280/F320 for electronic ceramic

White fused alumina

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.

Micropowder/burnishing powder/polishing powder:

FEPA Standard: F230 F240 F280 F320 F360 F400 F500 F600 F800 F1000 F1200 F1500 F2000

JIS Standard: #240 #280 #320 #360 #400# #500 #600 #700 #800 #1000 #1200 #1500 #2000 #2500 #3000 #4000 #6000 #8000#1000

Al2O3     99.20-99.7

Na2O      0.23-0.35

Fe2O3     0.04-0.08

SiO2       0.01-0.05

Main Physical Properties

Mohs hardness       9.0

 Bulk density      1.75-1.95g/cm3

Specific gravity      3.95g/cm3

application

��1��Refractory,Furnace Burden,Castable,Ramming Compoynd,Refractory Bricks etc
��2��Blasting,surface Treatment,Rust Removal
��3��Cusmetics products manufacturing,Beauty crafts and Dermabrasion etc
��4��Ceramic products
��5��Grinding wheels,sandpaper etc

��6��Glaze,floor coating,Floor / Wall Laminates

��7��raw material of Knife Grinder,Whetstone,oilstone,grinding stone,abrasive stones and so on
��8��Used to produce Polishing wax,polishing fluid,grinding powder,grinding fluid and so on
��9��Wear-resisting floor
��10��Brake linings