TechZones >> History of Man Made Diamond >> Compartive Chart For The Diamond Grit Sizes Range

 

COMPARATIVE CHART
FOR THE DIAMOND GRIT SIZES RANGE
 

CHINA
GB6406.1
INTERNATIONAL
ISO 6016 79
EUROPE
FEPA
U. S. A.
ANSI
JAPAN
JIS
GERMANY
DIN
Grit No.
Size Ranges
 (μm)
Grit No.
Size Ranges
(μm)
Grit No.
Size Ranges
(μm)
Grit No.
Size Ranges
(μm)
Grit No.
Size Ranges
(μm)
Grit No.
Size Ranges
(μm)
16/18
1180/1000
1181
1180/1000
D1181
1180/1000
16/18
1180/1000
 
 
 
 
18/20
1000/850
1001
1000/850
D1001
1000/850
18/20
1000/850
 
 
 
 
20/25
850/710
851
850/710
D851
850/710
20/25
850/710
 
 
 
 
25/30
710/600
711
710/600
D711
710/600
25/30
710/600
30/36
710/590
 
 
30/35
600/500
601
600/500
D601
600/500
30/35
600/500
36/40
590/500
D550
630/500
35/40
500/425
501
500/425
D501
500/425
35/40
500/425
 
 
D450
500/400
40/45
425/355
426
425/355
D426
425/355
40/45
425/355
40/46
420/350
D350
400/315
45/50
355/300
356
355/300
D356
355/300
45/50
355/300
46/54
 
 
 
50/60
300/250
301
300/250
D301
300/250
50/60
300/250
54/60
290/250
D280
315/250
60/70
250/212
251
250/212
D251
250/212
60/70
250/212
60/70
250/210
D220
250/200
70/80
212/180
213
212/180
D213
212/180
70/80
212/180
70/80
210/177
 
 
80/100
180/150
181
180/150
D181
180/150
80/100
180/150
80/90
 
D180
200/160
100/120
150/125
151
150/125
D151
150/125
100/120
150/125
90/100
149/125
D140
160/125
120/140
125/106
126
125/106
D126
125/106
120/140
125/106
100/120
125/105
D110
125/100
140/170
106/90 
107
106/90 
D107
106/90 
140/170
106/90 
120/150
105/74
D90
100/80
170/200
90/75
91
90/75
D91
90/75
170/200
90/75
 
 
 
 
200/230
75/63
76
75/63
D76
75/63
200/230
75/63
150/220
88/63
D65
80/63
230/270
63/53
64
63/53
D64
63/53
230/270
63/53
220/240
 
D55
63/50
270/325
53/45
54
53/45
D54
53/45
270/325
53/45
240/280
53/44
D45
50/40
325/400
45/38
46
45/38
D46
45/38
325/400
45/38
280/320
44/37