... is used in metallurgy, liquor, pharmaceutical, chemical, agricultural, food, cement, coal, geology, scientific research, etc. 4.Packaging:in box or ... 6cm, 8cm, 10cm, 20X5cm, 30X5cm,Sub-sample screen, Chinese medicine sieve, grain selection screen:Diameter 10X5cm, 15X5cm, 20X5cm, 25X5cm, 30X6cm, ... , 90X60X10cm (special size custom-made) Best price stainless steel test sieve screening mesh products