Particle Size / Screen Mesh Comparison Table  800.440.6374        Phone 360.835.7507      sales@wovenwire.com   Particle Size Product Group Product Group U.S. Std. Sieve      Tensile Bolting Cloth Market Grade Closest Opening Inches Microns Mesh Opening Wire Dia. Open Area Mesh Opening Wire Dia. Open Area Std Sieve In Inches     Inches Microns Inches Microns .5000 12,700                         .4375 11,112           2 .4370 11100 .0630 76.4%     .3750 9525                         .3125 7938                         .2500 7097           3 .2790 7087 .0540 70.1%     .2230 5660           4 .2023 5138 .0475 65.9% 3.5 .2205 .1870 4750           4 .1870 4750 .0630 56.0% 4 .1870 .1570 4000           5 .1590 4039 .0410 63.2% 5 .1575 .1320 3350           6 .1318 3348 .0348 62.7% 6 .1319 .1110 2820           7 .1080 2743 .0350 57.2% 7 .1102 .0937 2380           8 .0964 2449 .0286 60.2% 8 .0929 .0787 2000           10 .0742 1885 .0258 56.3% 10 .0787 .0730 1854           11 .0730 1854 .0180 64.5%     .0661 1680 14 .0620 1575 .0090 76.4% 12 .0603 1532 .0230 51.8% 12 .0669 .0555 1410 16 .0535 1359 .0090 73.3% 14 .0510 1295 .0204 51.0% 14 .0551 .0469 1190 18 .0466 1184 .0090 70.2% 16 .0445 1130 .0181 50.7% 16 .0465 .0410 1041 20 .0410 1041 .0090 67.2%               .0394 1000 22 .0380 965 .0075 69.7% 18 .0386 980 .0173 48.3% 18 .0394 .0331 841 24 .0342 869 .0075 67.2% 20 .0340 864 .0162 46.2% 20 .0335 .0310 784 26 .0310 787 .0075 64.8%               .0278 707 28 .0282 716 .0075 62.4% 24 .0277 704 .0140 44.2% 25 .0280 .0268 681 30 .0268 681 .0065 64.8%               .0248 630 32 .0248 630 .0065 62.7%               .0234 595 34 .0229 582 .0065 60.7%           30 .0236 .0213 541 36 .0213 541 .0065 58.7% 30 .0203 516 .0128 37.1%     .0197 500 38 .0198 503 .0065 56.7%           35 .0197 .0185 470 40 .0185 470 .0065 54.8%               .0183 465 42 .0183 465 .0055 59.1%               .0172 437 44 .0172 437 .0055 57.4% 35 .0176 447 .0118 37.9%     .0165 420 46 .0162 411 .0055 55.8%           40 .0167 .0153 388 48 .0153 389 .0055 54.2% 40 .0150 381 .0104 36.0%     .0145 368 50 .0145 368 .0055 52.6%               .0139 354 52 .0137 348 .0055 51.0%           45 .0140 .0130 330 54 .0130 330 .0055 49.4%               .0127 323 58 .0127 323 .0045 54.6%               .0122 310 60 .0122 310 .0045 53.3%               .0117 297 62 .0116 295 .0045 51.7%           50 .0118 .0111 282 64 .0111 282 .0045 50.7% 50 .0110 279 .0090 30.3%     .0106 270 70 .0106 269 .0037 54.9%               .0102 260 72 .0102 259 .0037 53.8%               .0098 250 74 .0098 249 .0037 52.7%           60 .0098 .0095 241 76 .0095 241 .0037 51.7%               .0091 231 78 .0091 231 .0037 50.6% 60 .0092 234 .0075 30.5%     .0088 224 80 .0088 224 .0037 49.6%               .0083 210 84 .0084 213 .0035 49.8%           70 .0083 .0079 200 88 .0079 201 .0035 47.9%               .0076 193 90 .0076 193 .0035 47.8%               .0070 177 94 .0071 180 .0035 45.0% 80 .0070 178 .0055 31.4% 80 .0071 .0065 165 105 .0065 165 .0030 46.9%               .0059 149 120 .0058 147 .0025 47.3% 100 .0055 140 .0045 30.3% 100 .0059 .0049 125 145 .0047 119 .0022 46.4% 120 .0046 117 .0037 30.5% 120 .0049 .0041 105 165 .0042 107 .0019 47.1% 150 .0041 104 .0026 37.9% 140 .0042 .0035 88 200 .0034 86 .0016 46.2% 170 .0035 89 .0024 35.4% 170 .0035 .0029 74 230 .0029 74 .0014 46.0% 200 .0029 74 .0021 33.6% 200 .0030 .0025 63           250 .0024 61 .0016 36.0% 230 .0025 .0021 53 300 .0022 56 .0012 42.0% 270 .0021 53 .0016 32.0% 270 .0021 .0017 44           325 .0017 43 .0014 30.5% 325 .0018 .0015 38           400 .0015 38 .0010 36.0% 400 .0015 .0010 25           500 .0010 25 .0010 25.0% 500 .0010 .0008 20           635 .0008 20 .0008 25.0% 635 .0008    [Technical Reference Index]       [Woven Wire Main Index]       [Wire Cloth Products]   Screen Technology Group, Inc 33008 NE Washougal River Road, Washougal WA 98671 USA   Screen Technology Group, established in 1988 With our success built on providing a level of customer service that is second to none, competent technical assistance, quality materials at competitive prices, properly package every order, always ship promptly according to schedule.