Gas filter is made of high density filter screen, filter medium gas pipeline fluid within the impurity particles, prevent the impurities cause damage to the equipment, mainly used for compressors and other gas equipment, to protect the safety and reliability of the gas pipeline downstream equipment. Gas filter filtration materials are stainless steel porous plate, stainless steel wire mesh and stainless steel mesh. Use after a period of time, remove the top cover as mentioned basket style filter, one that can be restored by washing as new. Has the advantages of pollutant carrying capacity, high pressure resistance, convenient installation and cleaning. Widely used in petroleum, chemical, gas medium, pharmaceutical, food and other industries.