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Месяц | Минимальная цена | Макс. стоимость |
---|---|---|
Feb-28-2024 | 0.44 $* | 0.16 $* |
Jan-28-2024 | 0.97 $* | 0.18 $* |
Dec-28-2023 | 0.47 $* | 0.91 $* |
Nov-28-2023 | 0.96 $* | 0.1 $* |
Oct-28-2023 | 0.44 $* | 0.75 $* |
Sep-28-2023 | 0.48 $* | 0.81 $* |
Aug-28-2023 | 0.54 $* | 0.31 $* |
Jul-28-2023 | 0.5 $* | 0.22 $* |
Jun-28-2023 | 0.51 $* | 0.65 $* |
White Fused Alumina (WFA or WA) is an important raw material for advanced refractories and abrasives, a widely used raw material in refractories, ceramics shapes, grinding wheels, sandpaper, blasting media, metal preparation, laminates, coatings, lapping, polishing, grinding, and hundreds of other applications.
Product Data
Color | White | ||
Mosh hardness | 9 | ||
Bulk density | 1.75-1.95 g/cm³ | ||
Real density | 3.95 g/cm³ | ||
Melting point | 2250 °C | ||
Maximum service temperature | 1900 °C |
Item | Limit Value | Typical Value | ||
Al2O3 | ≥99.3% | 99.70% | ||
Fe2O3 | ≤0.1% | 0.05% | ||
Na2O | ≤0.4% | 0.16% | ||
SiO2 | ≤0.15% | 0.02% |
Applications
1.Spraying and grinding.
2.High-end products, crafts or hardware products surface beautification processing.
3.Precision casting, silicon crystal cutting, advanced refractories and ceramic additives.
4.Bonded abrasives and coated abrasives.
5.Processing harder and stronger tensile strength materials such as quenching steel, alloy steel, high speed steel and high carbon steel.
6.Ultra-precision Grinding and Polishing in Crystal and Electronics Industry, Precise Surface Treatment of Metal and Optical Products
7.Contact media, insulators and precision casting sand.
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