Aluminum Oxide Polishing Powder

[Applied Field]

• Electronic industry: Grinding of the single crystal silicon chips


• Decoration industry: polishing of the stainless steel tableware and other decoration materials


• Spraying materials: plasma spraying


• Optical glasses polishing

[Product Properties]

• Smooth particles make it no scratch left after polishing.


• Narrow granularity distribution, high hardness, great grinding force, good surface quality after grinding.


• High hardness (Mohs hardness 9), great grinding force.

[Technology Parameters]

Model	PL−AL−0.5	PL−AL−1.0	PL−AL−1.5	PL−AL−2.0
Crystal form	α	α	α	α
Purity (%)	≥99.99	≥99.99	≥99	≥99
D50 (μm)	0.5	1.0	1.5	2.0
D100 (μm)	2	4	6	8
Bulk density (g/cm3)	0.8	1.1	1.3	1.5
Specific surface area (m2/g)	10−12	10−12	8−10	8−10

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