1.high quality and low price 2.Stainless steel wire, copper wire, galvanized iron wire, polyamide ... air, by way of distillating, absorbing, evaporating and filtering process, in petroleum, chemicals, metallurgy, machine, pharmaceuticals, automobile and environmental protection. Specification ... ""1/0.7 1, For 40-100 model: 40 holes in 100% width2, Metal filter mesh can be processed into weaves ...