Sieve Mesh Sizes

Sieve “Mesh” Sieve Opening/Inches Sieve Opening/Millimeters
1 1 25.4
7/8 0.875 22.6
3/4 0.75 19
5/8 0.625 16
0.53 0.53 13.5
1/2 0.5 12.7
7/16 0.438 11.2
3/8 0.375 9.51
5/16 0.312 8
0.265 0.265 6.73
1/4 0.25 6.35
3 1/2 0.223 5.66
4 0.187 4.76
5 0.157 4
6 0.132 3.36
7 0.111 2.83
8 0.0937 2.38
10 0.0787 2
12 0.0661 1.68
14 0.0555 1.41
16 0.0469 1.19
18 0.0394 1
20 0.0331 0.841
25 0.0278 0.707
30 0.0234 0.595
35 0.0197 0.5
40 0.0165 0.42
45 0.0139 0.354
50 0.0117 0.297
60 0.0098 0.25
70 0.0083 0.21
80 0.007 0.177
100 0.0059 0.149
120 0.0049 0.125
140 0.0041 0.105
170 0.0035 0.088
200 0.0029 0.074
230 0.0025 0.063
270 0.0021 0.053
325 0.0017 0.044
400 0.0015 0.037

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