Midwestern’s Wire Mesh Comparison Chart

Tensile Bolting Cloth Mill Grade Market Grade
Approximate. Microns MILLIMETERS US Sieve OPENING. Tyler Equivalent. Mesh OPENING. Wire %Open Area Mesh OPENING. Wire %Open Area Mesh OPENING. Wire %Open Area
25000 25.0 1″ 1.00
19000 19.0 3/4″ .750
16000 16.0 5/8″ .625
14288 14.3 9/16″ .562
12500 12.5 1/2″ .500
11200 11.2 7/16″ .438 2 .446 .054 79.6 2 .437 .063 76.4
9500 9.5 3/8″ .375
8000 8.0 5/16″ .312
6300 6.3 1/4″ .250 3 .292 .041 76.7 3 .279 .054 70.1
5600 5.6 3.5 .223 3.5 4 .215 .035 74.0 4 .2023 .0475 65.9
4750 4.75 4 .187 4 4 .187 .063 56.0
4000 4.0 5 .157 5 5 .168 .032 70.6 5 .159 .041 63.2
3350 3.35 6 .132 6 6 .139 .028 69.6 6 .132 .0348 62.7
2800 2.8 7 .110 7 7 .115 .028 64.8 7 .108 .035 57.2
2360 2.36 8 .0937 8 8 .100 .025 64.0 8 .0964 .0286 60.2
2000 2.0 10 .0787 9 9 .088 .023 62.7 10 .0742 .0258 56.3
1854 1.85 10 .080 .020 64.0 11 .073 .018 64.5
1700 1.7 12 .0661 10 14 .062 .009 76.4 12 .065 .018 60.8 12 .0603 .023 51.8
1400 1.4 14 .0555 12 16 .0535 .009 73.3 14 .054 .017 57.2 14 .051 .0204 51.0
1180 1.18 16 .0469 14 18 .0466 .009 70.2 16 .0465 .016 55.4 16 .0445 .0181 50.7
1041 1.04 20 .0410 .009 67.2
1000 1.0 18 .0394 16 22 .0380 .0075 69.7 18 .0406 .015 53.4 18 .0386 .0173 48.3
850 .85 20 .0331 20 24 .0342 .0075 69.2 20 .0360 .014 51.8 20 .034 .0162 46.2
787 .787 26 .0310 .0075 64.8 22 .0320 .0135 49.6
710 .71 25 .0278 24 28 .0282 .0075 62.4 24 .0287 .013 47.4 24 .0277 .014 44.2
681 .681 30 .0268 .0065 64.8 26 .0275 .011 51.1
630 .63 32 .0248 .0065 62.7 28 .0257 .010 51.8
600 .60 30 .0234 28 34 .0229 .0065 60.7 30 .0238 .0095 51.0
541 .541 36 .0213 .0065 58.7 32 .0223 .009 50.9
500 .50 35 .0197 32 38 .0198 .0065 56.7 34 .0204 .009 48.1 30 .0203 .0128 37.1
470 .47 40 .0185 .0065 54.8 36 .0188 .009 45.8
465 .465 42 .0183 .0055 59.1 38 .0178 .0085 45.8
437 .437 44 .0172 .0055 57.4 35 .0176 .0118 37.9
425 .425 40 .0165 35 46 .0162 .0055 55.8 40 .0165 .0085 43.6
389 .389 48 .0153 .0055 54.2 40 .0150 .0104 36.0
368 .368 50 .0145 .0055 52.6
355 .355 45 .0139 42 52 .0137 .0055 51.0 45 .0142 .008 40.8
330 .33 54 .0130 .0055 49.4
323 .323 58 .0127 .0045 54.6
310 .31 60 .0122 .0045 53.3 50 .0125 .0075 39.1
300 .30 50 .0117 48 62 .0116 .0045 51.7 55 .0112 .007 37.9
282 .282 64 .0111 .0045 50.7 50 .0110 .0090 30.3
270 .27 70 .0106 .0037 54.9
260 .26 72 .0102 .0037 53.8
250 .25 60 .0098 60 74 .0098 .0037 52.7 60 .0102 .0065 37.5
241 .241 76 .0095 .0037 51.7
231 .231 78 .0091 .0037 50.6 60 .0092 .0075 30.5
224 .224 80 .0088 .0037 49.6
212 .212 70 .0083 65 84 .0084 .0035 49.8
200 .20 88 .0079 .0035 47.9
193 .193 90 .0076 .0035 47.8
180 .18 80 .0070 80 94 .0071 .0035 45.0 80 .0070 .0055 31.4
165 .165 105 .0065 .0030 46.9
150 .15 100 .0059 100 120 .0058 .0025 47.3 100 .0055 .0045 30.3
125 .125 120 .0049 115 145 .0047 .0022 46.4 120 .0046 .0037 30.5
106 .106 140 .0041 150 165 .0042 .0019 47.1 150 .0041 .0026 37.9
90 .090 170 .0035 170 200 .0034 .0016 46.2 180 .0033 .0023 34.7
75 .075 200 .0029 200 230 .0029 .0014 46.0 200 .0029 .0021 33.6
63 .063 230 .0025 250 250 .0024 .0016 36.0
53 .053 270 .0021 270 300 .0021 .0012 40.5 270 .0021 .0016 32.2
45 .045 325 .0017 325 325 .0017 .0014 30.5
38 .038 400 .0015 400 400 .0015 .0010 36.0
25 .025 500 .0010 500 .0010 .0010 25.0
20 .020 635 .0008 635 .0008 .0008 25.0