SYNTHETIC DIAMOND
　Complete crystal shape, perfect cubic octahedron, good

diaphaneity, high impact strength and thermal stability,

suitable for high grade cutting, drilling, and grinding tools.
DMD2180  
   

 　Irregular crystal shape, low strength, belonging to low

grade, suitable for grinding tools and wheels that work with

low load.

DMD2120  
   
 　Comparatively regular crystal shape, good strength,

containing some regular crystals, suitable for grinding and

cutting tools, grinding wheels that work with medium load.
DMD2130  
   
 
　Regular crystal shape, high mechanic strength,

belonging to middle grade, containing moreregular

crystals, suitable for grinding and free-cutting

tools, grinding wheels which work with medium

load.
DMD2140    
   
　　Complete crystal shape with full surface, good

diaphaneity and low impurity, suitable for circular saws,

frame-saw and geological broach. 
DMD2160  
   
 　Comparatively regular crystals shape, medium strength,

belonging to medium and low grade, suitable for cutting

tools and grinding wheels that work with medium and low

load.
DMD2125  
   

 　　Irregular crystal shape, rough surface, low strength,

suitable for grinding tools and wheels that work with low

load.
DMD2115  
   

Synthetic Diamond Mesh Size Comparison Chart
China
GB/T6406-1996 		FEPA-1977 America ANSI B74.16-1971(R1980) Japan JIS4130-1982 Germany DIN848-1988 Russia ROCT9202-80
Grit
mesh
Grit
mesh
Grit
mesh
Grit
mesh
Grit
mesh
Grit
mesh
16/18
1180/1000
D1180
1180/1000
16/18
1180/1000
16/18
1180/1000
D1180
1180/1000
2500/2000
2500/2000
18/20
1000/850
D1001
1000/850
18/20
1000/850
18/20
1000/850
D1001
1000/850
2000/1600
2000/1600
20/25
850/710
D851
850/710
20/30
850/600
20/30
850/600
D851
850/710
1600/1250
1600/1250
25/30
710/600
D711
710/600
D711
710/600
1250/1000
1250/1000
30/35
600/500
D601
600/500
30/40
600/425
30/40
600/425
D601
600/500
1000/800
1000/800
35/40
500/425
D501
500/425
D501
500/425
800/630
800/630
40/45
425/355
D425
425/355
40/50
425/300
40/50
425/300
D426
425/355
630/500
630/500
45/50
355/300
D356
355/300
D356
355/300
500/400
500/400
50/60
300/250
D301
300/250
50/60
300/250
50/60
300/250
D301
300/250
400/315
400/315
60/70
250/212
D251
250/212
60/80
250/180
60/80
250/180
D251
250/212
315/250
315/250
70/80
212/180
D213
212/180
D213
212/180
250/200
250/200
80/100
180/150
D181
180/150
80/100
180/150
80/100
180/150
D181
180/150
200/160
200/160
100/120
150/125
D151
150/125
100/120
150/125
100/120
150/125
D151
150/125
160/125
160/125
120/140
125/106
D126
125/106
120/140
125/106
120/140
125/106
D126
125/106
125/100
125/100
140/170
106/90
D107
106/90
140/170
106/90
140/170
106/90
D107
106/90
100/80
100/80
170/200
90/75
D91
90/75
170/200
90/75
170/200
90/75
D91
90/75
80/63
80/63
200/230
75/63
D76
75/63
200/230
75/63
200/230
75/63
D76
75/63
63/50
63/50
230/270
63/53
D64
63/53
230/270
63/53
230/270
63/53
D64
63/53
50/40
50/40
270/325
53/45
D54
53/45
270/325
53/45
270/325
53/45
D54
53/45
325/400
45/38
D46
45/38
325/400
45/38
325/400
45/38
D46
45/38
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