... DIR high quality black used used car/motor/bus/ship/machine oil recycling machine is particularly suitable to recycling ... . Main components of best black used car/motor/bus/ship/machine oil recycling machine1. Catalyst system: Catalyst Reactor, blender ... 4. Cooling system: refrigerating machine, water pump, water tank, cooler I,cooler II, Condenser; 5. Vacuum system: Vacuum water receiver, vacuum ...