... in many industries such as mining, chemical, food, petroleum, environmentalrotection, electronic, metallurgy an Material (AISI): stainless steel 302 ,302L ,304, 304L, 316, 316L, etcSpecification ... , acid-resisting.Application:extensively used in many industries such as mining, chemical, food, petroleum, environmentalrotection, electronic, metallurgy and harmaceutical, etc. stainless steel filter