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COATED

ABRASIVES

63

Particle Size

In Micron

Aluminium Oxide, Silicon Carbide,

Zirconia Aluminia

Emery Cloth

Glass Paper

Flint

Grading Systems

CAMI

FEPA

0,3

–

–

–

–

–

0,5

–

–

–

–

–

1,0

–

–

–

–

–

2,0

–

–

–

–

–

3,0

–

–

–

–

–

4,0

–

–

–

–

–

5,0

–

–

–

–

–

6,0

–

–

–

–

–

6,5

1200

–

–

–

–

9,0

–

–

–

–

–

9,2

1000

–

–

–

–

12,0

–

–

–

–

–

12,2

800

–

–

–

–

15,0

–

–

–

–

–

15,3

–

P1200

–

–

–

16,0

600

–

–

–

–

18,3

–

P1000

–

–

–

19,7

500

–

–

–

–

20,0

–

–

–

–

–

21,8

–

P800

–

–

–

23,6

400

–

–

–

–

25,0

–

–

–

–

–

27,75

–

P600

–

–

–

28,8

360

–

–

–

–

30,0

–

–

–

–

–

30,2

–

P500

–

–

–

35,0

–

P400

–

–

–

36,0

320

–

–

–

–

40,0

–

–

–

–

–

40,5

–

P360

–

–

–

44,0

280

–

–

–

–

45,0

–

–

–

–

–

46,2

–

P320

–

–

–

50,0

–

–

–

–

–

52,5

–

P280

–

–

–

53,5

240

–

–

–

–

55,0

–

–

–

–

–

58,5

–

P240

–

–

–

60,0

–

–

–

–

–

60,5

–

P220

–

–

–

66,0

220

–

–

–

4/0

78,0

180

P180

–

00

3/0

93,0

150

–

Fine

–

2/0

97,0

–

P150

–

0

–

116,0

120

–

–

–

0

127,0

–

P120

–

1

–

141,0

100

–

Medium

–

1

156,0

–

P100

–

11/2

–

192,0

80

–

–

–

3

197,0

–

P80

–

F2

–

260,0

–

P60

–

M2

–

268,0

60

–

Coarse

–

4

326,0

–

P50

–

S2

–

351,0

50

–

–

–

–

412,0

–

P40

–

21/2

–

428,0

40

–

–

–

6

524,0

–

P36

–

36

–

535,0

36

–

X Coarse

–

–

622,2

–

P30

–

–

–

638,0

30

–

–

–

–

715,0

24

–

–

–

–

740,0

–

P24

–

–

–

905,0

20

–

–

–

–

984,0

–

P20

–

–

–

1320,0

16

–

–

–

–

1324,0

–

P16

–

–

–

1764,0

–

P12

–

–

–

1842,0

12

–

–

–

–