Zimco Aluminum Company
A division of the Zimco Group (PTY) LTD

Master Alloys

  • These alloys are normally produced using high grade primary aluminium alloyed with one other metal and supplied in waffle ingot format
Common hardener alloys
  • Aluminium silicon 50% – AlSi50%
  • Aluminium iron 25% – AlFe25%
  • Aluminium copper 33%– AlCu33%
  • 60% Manganese aluminium – AlMn60% (supplied in splatter format)
Common modifiers and grain refiners
  • 10% Strontium aluminium – 10%SrAl (modifier)
  • 10% Titanium aluminium – 10%TiAl (refiner)