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Diamond Powder

 

Mesh Size
ISO Size Design
Micron Range
Bureau of Standard Equivalent
Micro Finish
Ra/RHS Finish
3.5  - - 5,660 125 3.2
4 - - 4,760 - -
5  - - 4,000  - -
6 - - 3,360 - -
7  - - 2,830 100 2.5
8 - - 2,380 - -
10  - - 2,000  - -
12 - - 1,680 - -
14  - - 1,410  - -
16/18 1181 - 2,190 63 1.6
18/20 1001 - 1,000 - -
20/25 851 - 841 54-66 1.5
25/30 711 - 707 - -
30/35 601 - 595 - -
30/40 602 - 500 44-54 1.2
35/40 501 - 420 - -
35/40 502 - 354 - -
25/45 501 - 297 - -
40/45 426 - 154 36-44 0.9
40/50 427 - - - -
45/50 356 - - - -
45/60 357 - 250 - -
50/60 301 - - - -
55/70 302 - 210 - -
60/70 251 - - - -
60/80 252 181-255 - 30-36 0.8
70/80 213 - - - -
80/100 181 151-181 166 24-30 0.6
100/120 151 127-151 119 18-24 0.5
120/140 126 107-127 117 - -
140/170 107 90-107 99 - -
170/200 91 75-90 83 - -
200/230 76 65-75 70 15-25 0.4
230/270 64 80-120 100 - -
270/325 54 60-100 80 - -
325/400 46 54-80 67 - -

 

 

Mesh Size
Micron Range
Bureau of Standard Equivalent
Micro Finish
Ra/RHS Finish
400/500 40-60 50 12-22 .35
520 40-50 45 - -
530 39-45 40 - -
550 30-40 35 - -
600 20-40 30 10-19 .3
700 22-36 29 - -
800 20-30 25 8-12 .25
900 20-25 23 - -
1,000 15-25 20 7-9 .2
1,100 12-22 17 - -
1,200 10-20 15 4-6 .15
1,300 10-18 14 - -
1,500 8-16 12 3-5 .1
1,600 8-12 10 - -
1,800 6-12 9 - -
2,000 6-10 8 - -
2,200 5-10 7.50 - -
3,000 4-8 6 - -
4,000 4-6 5 2-3 .6
5,000 2-6 4 - -
7,000 2-5 3.50 - -
8,000 2-4 3 1-2 .05
10,000 2-3 2.50 - -
12,000 1-3 2 - -
12,500 .5-3 1.75 - -
13,000 1-2 1.50 0-1 .025
14,000 .5-2 1.25 - -
15,000 0-2 1.00 - -
60,000 .25-1 0.625 0-1/ .012
100,000 0-.5 0.250 - -
200,000 0-.25 0.125 - -
250,000 0-.20 0.100 - -