subject: Sell Insulating Oil Purification Equipment [print this page] Compared with vacuum oil purifier, the equipment can process dehydration, degasification and trash exacting more quickly and thoroughly; oil ultimate voltage-withstand value is higher; it's a dual-purpose machine-a oil purifier and independent vacuum source, being able to do vacuum oil-filling to electric power insulation equipment. What's more, it can substantially shorten the oil processing period for the installation and maintenance of the transformer.