... etc. and distillation machiner for recycling waste oil, crude oil, black oil etc. Approx oil yield of different raw materials PE95%PP90%PS90 ... device, vacuum system,dedusting system, draft fan,chimmey. Cooling systems decides oil output. There are two steps for cooling. Cooling pipe ... temperature reach around 250 degree celsius,it will produce oil gas .oil gas will be processed by our technology ,then ...