WFA Sand paper raw material white fused aluminum oxide

Description

White fused aluminum oxide also called white corundum use high quality alumina powder as raw material, produced under the procedure of material sorting, electrolytic smelting, crushing, iron removal and magnetic separation, screening, physical and chemical inspection.White corundum is harder than brown one, it can be used for making sand papers.

Features of White Fused Aluminum Oxide

• high hardness
• friable with high purity
• chemical stability
• a high melting point
• large crystal size

Application of White Fused Aluminum Oxide

• Sand paper
• Sand wheel

Specification of White Fused Aluminum Oxide

Usage	Specifications		The main chemical components%
			Al2O3	Fe2O3	SiO2	Na2O	CaO
Abrasives	F	F4-F80	≥99	≤0.25	≤1.5	≤0.25	≤0.01
		F90-F150
		F180-F240
	P	8#-80#	≥99	≤0.25	≤1.2	≤0.4	≤0.01
		100#-150#
		180-220#

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