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Casting

Aluminium castingSapa owns and operates 20 casthouses, and contracts external ingot suppliers as well. Sapa Technology provides a means to improve and secure both casting and ingot quality, thereby securing a high-quality finished product.

Expertise includes:

  • Melting and melt treatment
  • Grain refining
  • Casting
  • Homogenization
  • Alloys
  • Billet quality and its relation to the extrudability
  • Benchmarking of Sapa's casthouses
  • Technical assistance in external supply projects 


We also work with projects on how to improve ingot quality and its influence on productivity, and on the final properties of extruded products. 

New technologies are reviewed on a regular basis.