ASSAB 618

ASSAB 618 is a vacuum degassed, pre-hardened mould steel. l suitable for use as

  • Injection moulds for thermoplastics
  • Extrusion dies for thermoplastics
  • Blow moulds
  • Forming tools, press-brake dies (possibly flame hardened or nitrided)
  • Aluminium die casting prototype dies
  • Structural components, shafts
  • Good polishing and photo-etching properties
  • Good machinability
  • High purity and good homogeneity
  • Uniform hardness

Designations

Chemical composition

C Si Mn S Cr Mo Ni
0.37 0.30 1.40 =<0.015 2.00 0.20 1.00