M268

Product Description

BÖHLER M268 VMR is a hardened and tempered plastic mould steel with excellent cleanliness for best polishability. The hardness is constant over the entire cross-section of the steel block, even at large sizes, due to the addition of nickel.

Property Features

  • Very high toughness & ductility
  • High wear resistance
  • Good machinabilty
  • Very good dimensional stability
  • Mirror finish polishability
  • Very high micro-cleanliness
  • No heat treatment necessary
  • Pre-hardened

Technical Specifications

Etchability Machinability supplied Polishability Through hardenable Toughness Wear resistance

Material Numbers


1.2738 40CrMnNiMo8-6-4 ~P20


Chemical Composition

0.38 0.30 1.50 2.00 0.20 1.10

Chemical composition (average %)

Available product shapes

  • Flat Bar
  • Long Products

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