Aluminum oxide for silicon lapping

PWA/WCA IS A PLATELET WHITE CALCINED ALUMINUM OXIDE ABRASIVE POWDER CONSISTING OF PLATE-SHAPE CRYSTAL OF ALUMINUM OXIDE(Al2O3) WITH HIGH PURITY MORE THAN 99% AND CONCENTRATED PSD.

ALUMINUM OXIDE FOR SILICON LAPPING

AVERAGE CHEMICAL COMPOSITION(TYPICAL)         

Al2O3>99.0%
SiO2<0.2%
Fe2O3<0.1%
Na2O<1%

PHYSICAL PROPERTIES(TYPICAL)

Mohs Hardness9.0
Specific Gravity>3.9g/cm3
ShapePlate-shape

PARTICLE SIZE DISTRIBUTION

SIZED0D3D50D94
PWA/WCA40<77.639-44.627.7-31.718-20
PWA/WCA35<64.235.4-39.823.8-27.215-17
PWA/WCA30<50.428.1-32.319.2-22.313.4-15.6
PWA/WCA25<40.124.4-28.216.1-18.79.6-11.2
PWA/WCA20<32.020.9-24.113.1-15.38.2-9.8
PWA/WCA15<25.214.8-17.29.4-115.8-6.8
PWA/WCA12<20.311.8-13.87.6-8.84.5-5.3
PWA/WCA09<16.38.9-10.55.9-6.93.3-3.9
PWA/WCA05<12.56.6-7.84.3-5.12.55-3.05
PWA/WCA03<10.04.8-5.62.8-3.41.5-2.1

SIZE:PWA/WCA40 PWA/WCA35 PWA/WCA30 PWA/WCA25 PWA/WCA20 PWA/WCA15 PWA/WCA12 PWA/WCA09 PWA/WCA05 PWA/WCA03

PACKAGING:TWO 10KGS PLASTIC BAGS IN ONE PAPER BOX,50PAPER BOX ON ONE PALLET

MAIN APPLICATIONS

Super finishing silicate grindstone,super finishing Phenol Bond Grindstone, Precision Coated Polishing Tape, Precision Coated Polishing Paper, Hard to Soft Metal Lapping, Optical Plastic Lapping, Filler for Coating, Honing Stones, Gallium Arsenide Lapping, Silicon Lapping, Filler for Heavy Electrical Machinery Parts, Precision Coated Polishing Cloth, lapping agent, compounding agent, coating, Optical Glass Lapping, filter, Quartz Crystal Lapping, abrasive, Silicon Wafer Lapping, Crystal Lapping, Hardened Glass Lens Lapping, Soft Metals Lapping, Super Finishing Vitrified Grindstone

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