... 30m-500m width :20c sifter screen Stainless Steel // use in sieving dairy stainless steel wire mesh302 ,304,316,321 mesh mesh ... mesh used for industries of mining, oil, chemicals, food, pharmaceuticals, machine making, scientific resear, aviation, etc.4. sifter screen Stainless Steel ... Or as customers' requirement.sifter screen Stainless Steel // use in sieving dairy stainless steel wire mesh packing