WNS series horizontal internal combustion boiler is a boiler shell type 3 passes wetback oil/gas fired boiler.
As a new mature high-efficiency and low-pollution clean coal technology, circulating fluidized bed combustion (CFBC) technology has many
YQL series gas-fired thermal oil boilers have a three-pass round coil structure. A conical coil is used for the effective
SZL series biomass chain grate boilers with high efficiency, strong overload capacity and various fuel adaptability (biomass pallet or coal),
The CBEX Dryback Elite is the newest member of the Cleaver-Brooks “EX” family. Designed with our exclusive “EX” technology, the boiler offers superior combustion along with extended surface tubes that transfer 85% more heat than traditional tubes.View More
The dryback boiler reversal chamber has a rear wall that is lined, or jacketed with refractory, which passes combustion gasses from the furnace to multiple tube sheets and reflects burner heat, resulting in exterior radiation losses. The dry back boiler design uses a common rear tube sheet and features convenient fire-side …View More
2-PASS, 3-PASS & 4-PASS SCOTCH MARINE (FIRE TUBE) BOILERS Our two-pass, three-pass or four-pass Scotch Marine(Fire Tube) boilers are available in dryback, wetback, steam or hot water versions; from 15 to 800 hp with pressures to 300 psig. Hurst Scotch Marine boilers are rated to 81% minimum efficiency.View More
The wetback boiler has a rear wall that is surrounded by water, while the rear wall of a dryback boiler is lined with refractory. Since the heat from combustion is used for heating water, the wetback boiler design can be considered more efficient than the dryback boiler. Tube Sheets: Separate tube sheets can expand and contractView More