Thispurifierisequippedwiththree-stagepurification,portable,easytooperate,verylowprice,noneedofpurificationpaper,nocontaminationtotheground.Theproductcaneffectivelypurifythetinyandfinemechanicalimpurityinoil,enablingittobeapriorchoiceofpowerindustry,petroleum,chemical,metallurgy,mechanicsandrailwayforoilfilling,oildrawingandhighprecisionimpurityremovalofmutualinductor,lathe,andoilbreakerwhichdonotuselargequantityofoil.)