
ISO 3310 Square-Hole Stainless Steel Test Sieves of Perforated Metal Plate, Testing Sieves. ISO 3310 & ASTM Compliance: Apertures strictly checked against ISO 3310-2 and ASTM E 323-80 standards for accuracy. Corrosion-Resistant Frame: Rigid stainless steel frames with spot-welded construction for durability and anti-corrosion. Wide Aperture Range: Square apertures available from 3.35mm to 125mm in staggered or straight-line patterns. Traceable Quality: Each sieve includes a Certificate of Compliance and a unique traceable serial number. Ergonomic Design: Smooth edges and large radius rims ensure safe handling and easy stacking. High Efficiency Screening: Evenly tensioned screens with no crevices to trap samples, ensuring accurate particle analysis. Multiple Frame Sizes: Frames available in diameters from 100mm to 700mm to suit various sample quantities. Versatile Applications: Ideal for chemical, pharmaceutical, coal, ore, cement, and civil engineering material testing.