... .One or multi-layer; 3.ISO9001:2000. stainless steel test sieve shaker 1.Material: stainless steel wire mesh, galvanized wire mesh, Polyamide ... frame diameter 0.15-0.8M.5.Main specification: measure sieving mesh: diameter 5cm, 6cm, 8cm,10cm,20X5cm,30X5cm.