BÖHLER M268 VMR
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.
Melting Route
Airmelted + VAR
Property Features
- Toughness & Ductility: very high
- Wear Resistance: high
- Machinability: good
- Dimensional stability: very high
- Polishability: very high
- Micro-cleanliness: very high
- No heat treatment necessary
- Prehardened
Material Numbers
- SEL
- 1.2738
- EN
- 40CrMnNiMo8-6-4
- AISI
- ~P20
Chemical Composition
* Chemical Composition (Average %)
- C
- 0.38
- Si
- 0.30
- Mn
- 1.50
- Cr
- 2.00
- Mo
- 0.20
- Ni
- 1.10