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White Aluminium Oxide

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White Aluminium Oxide:

Its main material is bayed alumina, which is electrically fused in high temperature. It is white and its hardness is higher, but toughness is lowers than that of brown fused alumina. The abrasive tools made of it are suitable for the grinding of high carbon steel, high speed steel and chilled steel. It can also be used as polishing materials and precision founding sand, spraying and coating materials, catalyst carrier, special ceramics and super refractory materials.

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Usag&Type

Usage

Vitrified

wheels

Organic

wheels

Coated

Abrasives

Refractory

Type

WA-B

WA-P

WA-R

Chemical Composition
Type	Grit	Chemical Composition（% by weight）		Na2O typical Analysis
Type	Grit	Al2O3	Na2O	Na2O typical Analysis
WA	F12-F80	≥98.5	≤0.5	0.32
	F90-F150	≥98.5	≤0.6
	F180-F220	≥98.2	≤0.7
	F240-F600	≥98.0	≤0.8	0.5
	F800-F1200	≥97.5	≤0.9	0.5
WA-B	F12-F80	≥98.5	≤0.6	0.55
	F90-F150	≥98.2	≤0.7
	F180-F220	≥98.0	≤0.8
WA-P	P12-P80	≥98.5	≤0.6	0.6
	P100-P150	≥98.2	≤0.7
	P180-P800	≥98.0	≤0.8
	P1000-P1200	≥97.5	≤0.9
WA-R	Upon ruquest