Our offered Wet Back Boiler that comes with a reversal chamber that is completely surrounded by water, which is used to direct flow gasses from the furnace to the tube banks. The surrounding water absorbs burner heat, helping improve operating efficiency as heat from combustion goes directly into evenly heating water instead of refractory. The wet back boiler design uses separate tube sheets between …

Wet-back Fire Tube Boiler for Sale–Zozen. 2019-4-26 · Wet-back Fire Tube Boiler for Sale 2018-08-14 11:15:37. The two most commonly types of boilers are the dry and wet back. Wet back have steadily become more popular option as they are considerably more efficient and require far less maintenance. Boilers For Dry Cleaner Wholesale, Boilers Suppliers – … : 15 . What You Need to Know About …

Gabtic Principle's (Superior Boiler Works & Bryan Boilers USA) Wet-Back Fire Tube Boilers. Category: Steam / Hot Water Boilers. The Mohican 4-pass wetback boiler is designed for maximum efficiency, reliability and durability in today’s most demanding environments. Available with NOx reduction technology to sub 9 ppm. With pressures of 15 to 300 psi steam and 30 to 160 psi hot water, the …

 The wet back design refers to water at the back of the boilers inversion chamber thus eliminating the need for refractory. Another feature is that the tubes are both expanded and welded to the tube-sheets. The SG Firetube Boilers are only available in a two pass design.

There are two primary Firetube boiler designs: “wetback” and “dryback”. The basic difference between a wetback boiler and a dryback boiler is in the rear wall design. The wetback boiler has a rear wall that is surrounded by water, while the rear wall of a dryback boiler is lined with refractory.

wet back fire tube boiler find reliable. With more than 30 years of manufacturing boilers, the company has formed more than 400 varieties of gas boilers, biomass boilers, coal-fired boilers, heat-conducting oil boilers, etc. Effect of Economizer on Efficiency of the Fire Tube Steam Boiler

The wet back boiler design uses separate tube sheets between tube passes which can be more forgiving with load changes. Wetback firetube boilers offer a more optimal functional footprint, with lift off or split-hinged doors that require no cool-down period and can be opened immediately. While there is no expensive refractory to maintain, internal pressure vessel maintenance (i.e. cleaning and tube …

Introduction. Fire tube boilers, also known as smoke tube boilers, are the most common type of industrial boiler employed today. Compared to water tube boilers, they are much more suitable for smaller plant applications because they can better cope with sudden high demand steam fluctuations.. Combustion occurs within a furnace with the exhaust gasses (flue-gasses) passing through a series of tubes prior …

Click to view on 16:3916-05-2016· Wetback boiler designs have a water gap between the furnace and back wall, and all of the heat is generated directly into water. Wetback designs are just as durable as dryback designs, but