... : square ,round, ring ect Heteng Metal Filter Equipment (free sample)Metal Filters media filtersfor the filtration of air medium cleaning ... nickel wire, polyamide fiber, polyester fiber, F46 fiber, metal wire and mixed fiber, etc.Usage: In distillation, absorption, ... deentrainment filter,air filter, , range hood filter,antisepsis filter, metal frame filter ,plate air filter,draught filter, fan filter, ...