Thermal insulation structure of boiler furnace wall

Thermal insulation structure of boiler furnace wall Membrane wall tubes are used around the furnace, furnace roof, cyclone separator and tail shaft, and good metal sealing devices are installed at each wall-penetrating part of the boiler and the junction between the ceiling and the side wall for primary sealing. The heated wall around the whole boiler becomes an all-welded membrane tube wall, Vacuum heat treatment process of ball screwand the inner surface of the furnace wall is not in direct contact with the flame and flue gas. The heating surface of