1.2312 (P20S)

Tempered plastic mould steel with good machinability (P20S)

Product features
  • X 40 CrMnMo 6-8
  • As supplied condition: Tempered to a hardness of 280 to 325 HB (950 - 1100 N / mm2) Low Temperature plastic mould steel with the very best machinability and high compressive stress.
  • Applications: Plastic moulds where machinability is paramount, Mould Frames and Mould assemblies; Bolsters for plastic and die-casting moulds. *Not suitable for grain or polishing application. To improve wear resistance 1.2312 nitriding is advisable.

Technical data

Chemical analysis 
C Mn S Cr Mo
0.4% 1.5% 0.07% 1.9% 0.2%

Technical Information

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