ASSAB 618 T is a prehardened plastic mould steel suitable for many different types of applications within the plastic processing industry.  Its high level of through-hardenability even for big dimensions over 1000 mm, coupled with high impact toughness, makes ASSAB 618 T suitable for large moulds.

  • High level of through-hardenability
  • Good machinability
  • Good polishing and texturing properties
  • Excellent nitriding characteristics
  • Good weldability
  • High impact toughness
Chemical composition
C 0.26 Mn 1.45 S 0.00
Cr 1.25 Mo 0.60 Ni 1.05
V 0.12
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