The economizer is the heat exchanger that raises the temperature of the water leaving the highest-pressure feed-water heater to the saturation temperature corresponding to the boiler pressure, which is done by the gases leaving the last super-heater or re-heater that still have enough heat to transfer before it leaves to the stack, that is why it is called economizer.
bare tube economizer
The Bare Tube Type Economizer
To be manufactured by the advanced manufacturing technology and strict process, the complete test methods and high technology coil production line. With the TIG filament auto arc welding to butt the tubes to improve the working efficiency and keep the quality stable, the advanced small R heading double direction and double R bender to make products diversified to improve the production efficiency and quality.
Consists of paralleled coil (carbon steel, alloy steel), header and other auxiliaries, tube φ32, φ38 and so on. Also as the request.
In line/staggered arrangement
1). Artistic appearance, simple process
2). Diversified arrangement
3). Convenient erection to be easy for construction
4). Wide pressure range
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