Chemical Form (White): %Al203; 99.78, %Fe203; 0.04

Chemical Form (Ruby): %Al203; 99.52, %Fe203; 0.5

Chemical Form (Brown): %Al203; 96.20, %Fe03; 0.5

Hardness: 9 Moh

Aluminium Oxide is sharp,angular abrasive and it is the second hardest material after diamond and is especially suitable when no ferrous contamination can be tolerated on the processed surface. With the advantage of its hardness and angular shape, easily prepares the surfaces to painting and coating processes.

12

14

16

20

24

30

36

40

46

60

80

90

100

120

150

180

220

240

1400-2000

1180-1700

1000-1400

850-1180

600-850

500 - 710

425-600

355-500

300-425

212-300

150-212

125-180

106-150

90-125

63-106

53-90

45-75

28-70