... and so on. Stainless Steel Standard Test Sieves 1. Characteristics1). Test sieves (wire mesh sieves, ... , 800μm, 850μm, 1.00mm, 1.18mm, 1.25mm, 1.40mm, 1.60mm, 1.70mm, 2.00mm, 2.36mm, 2.50mm, ... 2.80mm, 3.35mm, 4.00mm, ... 300mm.Aperture sizes are as per 4.00mm, 4.75mm, 5.00mm, 5.60mm, 6.30mm, 6. ... 70mm, 7.10mm, 8.00mm, 9.50mm, 10.0mm, 11.2mm, ...