Testori offers a full range of high quality supporting cages to complete its wide product portfolio. Large variety of shapes, materials, finishing treatments, junctions and collars. The supporting cages can be supplied with Venturis, nozzles and other accessories as requested by the application.


  • External diameter: from 100 to 190 mm
  • Length for 1 part cages: from 500 to 7.000 mm
  • Length for more than 1 part cages: up to 12.000 mm
  • Diameters of longitudinal wires and ring wires: from 2,5 to 6 mm
  • Different cage section shapes: from 4 to 24 wires


  • Carbon steel
  • Copper washed carbon steel
  • Pre-galvanized carbon steel
  • Stainless steel AISI 304, 304L, 316, 316L, 316Ti and other on request

Type of finishing

  • Cataphoresis coating for high temperature and corrosion resistance
  • Epoxy and polyester powder coated
  • White or yellow galvanization
  • Pickling and Passivation (for stainless steel)


Types of junctions

Types of standard collars

Download Supporting Cages Form