1.High precison 2.To purify truck oil/hydraulic oil/turbine oil 3.vaccum purify/vacuum oil ... lubrication system. It’s suitable for petroleum, chemical, mine, metallurgy, electric power, transportation, machinery manufacturing, railways and other sectors to treat ... oil purifier, diesel oil purifier, motor oil purifier, car oil, truck oil,turbine oil ,mechanical oil, coolant oil purifier,machinery oil ...