Uddeholm Mirrax 40

VERY GOOD TOUGHNESS AND POLISHABILITY

Uddeholm Mirrax 40 is a prehardened remelted stainless tool steel, supplied at 40 HRC. Uddeholm Mirrax 40 has good machinability, very good toughness and can be polished to a very high surface finish.

  • Fast tool making
  • Excellent surface finish possible
  • Less maintenance work
  • Safe production

Reference grade AFNOR 135 kg type (RSL)

  • Good corrosion resistance
  • Excellent polishability
  • Excellent ductility and toughness
  • Excellent machinability
  • Uniform hardness even in large dimensions
  • Good indentation resistance
  • Sustainable tool steel: 84,7% recycled content
Uddeholm plastics mould for car headlights

Uddeholm Mirrax 40

  • Corrosion resistance 70%
  • Wear resistance 40%
  • Polishability 80%
  • Toughness 60%

Chemical composition

C Si Mn Cr Mo Ni V N
0.21 0.90 0.45 13.50 0.20 0.60 0.25 +N

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