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Live Bottom Silos from SPIRAC

Supplier: SPIRAC playlist_addCompare

Live Bottom Silos from SPIRAC, are an efficient method for storing and outloading different types of materials.

Price Guide (Inc GST): POA

The live bottom contains shaftless, counter-rotating spirals which create an arch-breaking effect. This feature makes the system an excellent solution for difficult materials such as sewage sludges.

General Description

A combined dewatered solids storage silo with integral SPIRAC shaftless screw outloading system.

Available in sizes from 50 – 500m³+ capacities in materials of construction and finish to suit individual contractual requirements. SPIRAC silos can be designed to suit almost any requirement and are installed worldwide.

Typical Applications

  • Sludge storage or sewage treatment plants - 200m3 sludge silo system
  • Green waste storage and outloading
  • Industrial storage such as grain and cement
  • Sludge storage or sewage treatment plants - 150m3 sludge silo system


  • Bespoke designs to suit individual contractual requirements.
  • Shaftless live bottoms – highly reliable SPIRAC shaftless screws
  • High capacity outloading – typically 150m³/hr
  • Versatile storage volumes – typically 50-500m³+
  • Virtually maintenance free
  • Low operating costs
  • Modular design for easy capacity increase
  • Flexible design allows for ground level or raised silo structures
  • Space saving potential when used with SPIRAC conveyors

Live Bottom details

Horizontal and Inclined Conveyor details

Vertical Conveyor details