Our company provide good quality machine with competitive price; machine warranty time is 18 months from the delivery date. We can make the specified machine as per user’s options: 1.Trailer type with fully closed for protecting oil purifier machine(Waterproof and dustproof) 2.Choosing different kinds vacuum pump, oil pump, and electric parts. 3.Explosion-proof (EX type) electric parts. 4.Equips moisture sensor and dielectric strength tester on the machine. 5.Filter elements for different requirements on filtering precision 6.Stainless steel material for oil purifier body. 7.Automatic PLC control system