Magnetic Core Materials Definitions used in this guide
- Hypermium™ I
- ASTM A-801 Alloy Type 1
- Fe Co V
- Hardness Rc 25
- Annealed to brush proprietary specifications
Hypermium™ II
- ASTM A-596 Alloy
- Fe Ni Mn
- Hardness Rb 62
- Annealed to brush proprietary specifications
Mumetal
- ASTM A-753-78 Alloy
- Fe Ni
- Hardness Rb 58
Supermium®
- Al Fe Si
- Hardness Rc 50
- Processed for enhanced magnetic characteristics, increased hardness and reduced grain size
Supermium® 2.75
- Al Fe Si
- Hardness Rc 50
- Material specially processed to produce core laminations for high coercivity, 2750 Oersted media and high frequency applications
CC (Ceramic Coat)
- Hardness Rc 60
- Plasma sprayed coating of AlO2 and TiO2 producing a hard wear surface
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