white fused alumina powder w5 w7 w10 w14 240 280

White Aluminum Oxide

Size

0-1-3-5-8mm

Crystals

Trigonal

Melting point

2250℃

highest used temperature

1900℃

Bulk density

1.75-1.95g/cm3

Specific Gravity

≥3.90g/cm3

Mohs Hardness

≥9.0

Usage

1. Bonded abrasives and Coated abrasives

2. Surface treatment/finishing

3.Lapping, polishing,decorative non-skid tile, and pressure blasting.

4. Ceramic Tiles special ceramics

5. Fluidized Bed Furnaces and Skin / Dental Care

6.Grinding high carbon steel, high-speed steel and chilled steel

White Aluminum Oxide

Content

%

Al2O3

≥99.2%

Fe2O3

≤0.06%

SiO2

≤0.06%

Na2O

≤0.4%

Fraction

0-1mm 1-3mm 3-5mm 5-8mm...

Fine

-100mesh -200mesh -320mesh...

Grains

8# 10# 12# 14# 16#20# 22# 24# 30# 36# 46#

54# 60# 80# 100# 120# 150# 180# 220#

Micro powder

(Standard)

W

W63 W50 W40 W28 W20 W14 W10 W7 W5 W3.5 W2.5 W1.5 W0.5

JIS

240# 280# 320# 360# 400# 500# 600# 700# 800#

1000# 1200# 1500#

2000# 2500# 3000# 4000# 6000# 8000#

FEPA

F230 F240 F280 F320 F360 F400 F500 F600 F800

F1000 F1200 F1500 F2000