- It is a conventional Grate boiler with Bidrum/single drum type.
- Flexibility in fuel firing is the main reason for the rising popularity of this type of boiler-from coal to bio-mass.
- Very popular for firing bagasse in sugar mills. Used for both the process and power applications.
- Pin hole, Dumping, Flat water cooled vibrating grates etc., can be given for specific requirements/fuels.