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four pass fire tube boiler

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Capacity:1-20 t/h
Pressure:0.7-2 Mpa
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Capacity:2 – 20t/h
Pressure:1 - 2.5 MPA
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Capacity:20-75 t/h
Pressure:1.25-5.4 MPA
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Capacity:7000-29000 KW
Pressure:0.8-1.0 MPA
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  • fire tube boiler (3 pass) - savree

    Fire Tube Boiler (3 Pass) - saVRee

    Number of passes – each time exhaust gas passes through the boiler, is referred to as a pass. Fire tube boiler typically have three or four passes, although one and two pass boilers are also in use. Boiler 1st Pass. How do fire tube boilers work? Air and fuel (usually light fuel oil (LFO) or methane gas) are fed into the furnace by a burner. The air/fuel mixture is ignited by an ignitor and combustion begins. Heat from …

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  • fire-tube boiler - wikipedia

    Fire-tube boiler - Wikipedia

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