... 2) We have anti clogging device, in case of jam, there will be antomatic alaiming, automatic exhaust and automatic decompression.3) Using 245R ... is 14/16/18mm, other parts is 12mm.4) Automatic welding, processing according to standard of head of pressure vessel ... saving1)Exhaust gas recycle to furnace.2)Continuous feeding with automatic feeder, no gas leak.Environmental protection1)Built-in slagging, ...