Screw bottom

Cost effective solution for small volumes

A screw bottom is suitable for conveying various materials and it provides reliable feeding of solid fuels. Typically screw bottoms are used for small volume solid fuel receiving applications, which require accurate and controlled dosing. The screw bottom solution can be implemented including several screws depending on the fuel feeding requirements.

Screw bottom


  • Accurate dosing
  • Cost effective
  • 100% stainless steel structure

Case Ventspils, Latvia

Laitex supplied the fuel feeding and ash handling systems for a biomass boiler plant in Ventpils, Latvia. The fuel feeding solution consists of a screw bottom with two double screws. The delivery also included the fuel feed silos and conveyor systems for bottom ash and fly ash handling.