Heat treatment processes for special boiler tubes are carried out in the non-oxidizing annealing furnace. This means heat treatment is carried out in a special protective gas atmosphere that helps minimize scaling.
|type:||Roller hearth furnance with separate chambres (controlled atmosphere)|
|nominal output:||4 t/hr|
|temperature:||max 1000°C (1832 °F)|
|usable roller table width:||1000 mm (3.3 ft)|
|charging length:||4000-18000 mm (13.1-59.1 ft)|
|firing:||Natural gas (indirect, via heating tubes and radiant tubes)|