Calcined Alumina Powder for Polished sapphire

Polished sapphire

$18.07$16.07

Calcined alumina powder is ideal for polishing sapphire due to its high purity, hardness, and fine particle size. It ensures precise material removal and excellent surface smoothness, making it suitable for achieving ultra-clear, scratch-free finishes required in optical and electronic applications.

alumina powder

ALUMINA POWDER APPLICATION

  • 5# small white wax

  • Titanium alloy mirror medium/fine polishing

  • Polished sapphire

  • Stainless steel mirror polished

  • Aluminum alloy mirror polished

  • Paint, acrylic, plastic super mirror polishing

  • Copper alloy polishing

  • Glass polishing

  • Jade polishing

Model

Al₂O₃

Particle 

Distribution

Particle 

Distribution

D100μm

α-Al₂O₃ 

Conversion Rate 

Model

%

D50μm

D100μm

nm

%

PFA-1-1

≥99.5

1.2-1.9

9

500

>80

P22-121

≥99.6

1.1-1.5

≤13

150-201

70-85

PLA-015

≥99.6

1.1-1.5

≤15

150-200

≥95

PA-1-5

≥99.5

1.5-1.7

≤15

300-600

>98

P13-012

≥99.6

1.0-1.2

≤6

250-400

>98

XLG-35

≥99.6

2.0-4.0

≤50

≤200

≥88

XLG-16H

≥99.6

1.5-2.8

≤15

150-200

≥90

XLG-12T

≥99.6

1.1-1.5

≤15

150-200

40-50

XLG-30T

≥99

3.0-4.2

≤10

200-250

>80

XLG-90

≥99

8-10

≤10

200-250

60-75

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