... 4.Pollution free 5.Safety ensurance 1.Product nameTHE shred tyre pyrolysis machine with improved technology2.Brief introductionHigh efficiency, energy saving, big ... of refining oil, after the gas is heated up to 150 , it will produce a large amount of unliquefied gas-CH4 ... of refining oil, after the gas is heated up to 150 , it will produce a large amount of unliquefied gas-CH4 ...