Extrusion in the manufacturing of animal feed is a thermal  process where starchy and protein based ingredients will be  kneaded and cooked under specific moisture conditions.

Why extrude?

» To minimise the effect of any “anti nutritional factors
» To fulfil specific process requirements (ANF)
» To maximise nutritional value of feed

Almex offers a range of extruders which are used for a wide  range of innovative single screw extrusion solutions for  different applications.

Almex extruders are used for :
» Pet Food extrusion
» (floating) aquafeed extrusion
» Animal Feed extrusion
» Oil seed extraction
» Cereal processing extrusion
» Densifying
» Pre-conditioning prior to other processes
» and various customized applications

The robust and simple design of the Almex Contivar guarantees years of trouble free and economical production.


  • rigid construction / continuous operation
  • minimum space requirements
  • v-belt or direct drive
  • high quality product
  • low cost of wear parts
  • Easy cleaning
  • Easy to control
  • Less downtime for maintenance

Range of Extruders

Type Drive (main motor) kW Drive cutter kW Barrel diameter mm Capacity T/H
150 45-75 1,5 150 0,5-1,2
200 75-132 2,2 200 1,5-3,0
300 132-315 7,5 300 2,5-8
350 315-400 11 350 4,0-9,0