ASTM DESIGNATIONS ARE ALSO AVAILABLE AS ISO No. 12 …
6.7 mm inch 0.265 3 Mesh 90 microns No. 170 170 Mesh 6.3 mm inch 1/4 - 80 microns ISO-5.6 mm No. 3 1/2 3 1/2 Mesh 75 microns No.200 200 Mesh 5 mm ISO - 71 microns ISO-4.75 mm No. 4 4 Mesh 63 microns No. 230 230 Mesh 4.5 mm ISO - 56 microns ISO-4 mm No. 5 5 Mesh 53 microns No. 270 270 Mesh 3.55 mm ISO - 50 microns ISO-3.35 mm No. 6 6 Mesh 45 ...