Chinese professional industrial steam boiler cost

1. Designed with horizontal, three passes, all-wet back structure. 2. Fire tubes are surrounded by water, and these design making efficient up to 93%. 3. Threaded tube: Strengthen the heat transfer, increase the boiler heat efficiency 4. Big combustion room design: increase furnace heating area, decrease boiler size, and reduce the emission of the Nox Corrugated hearth make the boiler safer.