... secondly, burned the fuel material(coal,or wood,or natural gas ,oil ) in the furnace. Reactor will be slowly heated, ... when the temperature reach around 180 oC, oil gas will come out . then go to cooling system and ... liquid to oil. Some incondensable gas which can't cooling down will be lead to furnace ... 2,252,500RMB 10 tons used tyre retreading machine with CE certificate