... filter equipment with hermetic closure procedure task, intermittent operation and hanging bag off-site discharge.Features: 1) This ... than 0.01mm 2) Especially suitable for filtering poisonous and inflammable materials 3) Widely used in chemical, pharmaceutical, food, ... chloride, acetate, borax, soda, rubber additives, dye, plastic raw material, soap, grease, resin, salt, gourmet powder, food additives ...