... : The standard testing sieve is applied to exact mesh analysis, test, measure, classification for powdery material in lab, hospital, pharmacy, ... time use . Diameter 300/200/100/75mm Test Sieve Product name Standard Test Sieves Material Stainless steel 304, Nickel Plated Technoloygy ... ,Stone sieve,Diamond sieve,Silicon carbide sieve,Ballast sieve,Lime powder sieve Note: If you want to buy the sieves, ...