... ZJD Lubricating, Hydraulic Oil Recovery Machine are suitable especially for purifying and restoring hydraulic oil, machine oil, gear oil, coolant ... viscidity, flash point, etc. Edges of ZJD:This machine adopts the latest technology of demulsifying molecule, dehydration, degasification ... and especially fit to high viscosity lubricant oil, freezing machine oil, hydraulic oil and gear oil etc.Guarantees & ...