22 Jul 2026
Heat Recovery System (HRS)
Wallstein China mainly supply two types of PTFE heat exchangers, flue gas-to-water heat exchangers and the gas-to-gas heat exchangers.
The HRS (Heat Recovering System) is a flue gas-to-water heat exchanger that uses cold water to absorb the heat from flue gas, it serves as LT-ECO, Low Temperature Economizer. The HRS can be installed on coal fired boilers of power plant and sintering machine of the steel industry,

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