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White aluminum oxide(WA)

It is used to grind hardened alloy steel, high-speed steel, high-carbon steel and stainless steel.
Abrasive powders of finer grits are preferred for precision grinding.

Grain Types and Grades
Usage	For vitrified wheels	For organic wheels	For coated abrasives
Type & Grade	WA	WA-B	WA-P

Chemical Composition
GB/T 2479-1996				Na₂O typical analysis
Type & Grade	Grit	Chemical composition (%, by weight)
Type & Grade	Grit	AL₂O₃	Na₂O
WA	F12 ~ F80	≥ 98.50	≤ 0.50	0.32
	F90 ~ F150	≥ 98.50	≤ 0.60
	F180 ~ F220	≥ 98.20	≤ 0.70
	W63 ~ W14	≥ 98.00	≤ 0.80	0.50
	W10 ~ W5	≥ 97.50	≤ 0.90	0.50
WA-B	F12 ~ F80	≥ 98.50	≤ 0.60	0.55
	F90 ~ F150	≥ 98.20	≤ 0.70
	F180 ~ F220	≥ 98.00	≤ 0.80
WA-P	P12 ~ P80	≥ 98.50	≤ 0.60	0.60
	P100 ~ P150	≥ 98.20	≤ 0.70
	P180 ~ P800	≥ 98.00	≤ 0.80
	P1000 ~ P1200	≥ 97.50	≤ 0.90

Note: Special requirement on chemical composition can be satisfied through discussion

Product Range

[ Abrasive Materials ] [ Bonded Abrasives ] [ Coated Abrasives ] [ Diamond & CBN Wheels ] [ Non-Woven Abrasives ]