series ly-a is special for purifying all kinds of lubricating oil such as the hydraulic oil, mechanical oil, coolant oil, gear oil and heat treatment oil and so on.\n\nthis machine can operate automatically (don’t need the person when it is working). according to the lubricating oil’s nature, this machine can rapidly remove water, gas, particulate matters and impurities from lubrication oil, so guarantee lubricating system of machine to work properly and prolong lifetime of machine.