用于300*300/350*350數控機床切削液油霧濾芯 ，車床油煙過濾器濾芯，工業機械設備油濾芯，油霧凈化器濾芯，法蘭式油霧濾芯，數控濾清器濾芯等濾芯。It is used for 300*300/350*350 CNC machine tool cutting liquid oil mist filter element, lathe oil fume filter element, industrial machinery and equipment oil filter element, oil mist purifier filter element, flange oil mist filter element, CNC filter element and other filter element.