用于300*300/350*350数控机床切削液油雾滤芯 ，车床油烟过滤器滤芯，工业机械设备油滤芯，油雾净化器滤芯，法兰式油雾滤芯，数控滤清器滤芯等滤芯。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.