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White Fused Alumina (WFA)

Features high purity and uniform particle structure with high hardness and good wear resistance. It delivers excellent high-temperature stability, low thermal expansion and strong chemical inertness, ensuring stable and reliable performance in harsh industrial environments.

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PRODUCT DESCRIPTION

Product Features

Application Fields

Widely used for precision grinding tools, metal surface blasting, high-temperature refractory materials, precision casting, ceramic glaze whitening and special industrial ceramic fillers.

Parameter Item		WA-F
Basic Information	Product Name	White Fused Alumina (WFA)
	Grade	WA (F-Series)
	Main Mineral Phase	α-Al₂O₃
	Production Process	High-temperature smelted alumina powder
Chemical Composition	Al₂O₃ (%)	≥99.20
Chemical Composition	Na₂O (%)	≤0.40
Physical Properties	Crystal Size (μm)	600–1400
	True Specific Gravity (g/cm³)	≥3.90
	Bulk Density (g/cm³)	1.5–1.95
	Knoop Hardness (kg/mm²)	2200–2300
Available Grit Range	Coarse Grit Section	F4, F12, F24, F36, F46, F60, F80, F90, F100
	Medium Grit Section	F120, F150, F180, F220
	Fine Grit Section	F230, F240, F280, F320, F400

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