Uddeholm Impax Supreme
VERY GOOD POLISHING AND PHOTO ETCHING PROPERTIES
Uddeholm Impax Supreme is prehardened mould steel with very good polishing and photo etching properties. It is suitable for a wide range of injection moulds, blow moulds and extrusion dies for plastic. Uddeholm Impax Supreme is supplied at 290-330 HB. In east/south east asian countries served by Assab Uddeholm Impax Supreme is sold as AS 718 Supreme.
- Prehardened gives following benefits:
- No hardening risks
- No hardening costs
- Time saving, e.g. no waiting for heat treatment
- Lower tool cost (e.g. no distortion to rectify)
- Modifications easily carried out
- Can be subsequently nitrided to increase surface wear resistance or locally flame hardened to reduce surface damage
- Good polishing and photo-etching properties
- Good machinability
- High purity and good homogeneity
- Uniform hardness
- Corrosion resistance 20%
- Wear resistance 30%
- Polishability 60%
- Toughness 90%
Configure & Buy
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Flat Bar
Flat Bar
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Other services
Other services
Other services: Uddeholm Impax Supreme
Dimensions & options
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Plate
Plate
Plate: Uddeholm Impax Supreme
Dimensions & options
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Round Bar
Round Bar
Chemical composition
| Carbon | 0.37 | Silicon | 0.30 | Manganese | 1.40 |
| Chromium | 2.00 | Molybdenum | 0.20 | Nickel | 1.00 |
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