isovac® electrical steel for different areas of application
The electrical industry is one of the most versatile sectors. Whether for electric motors, generators or static machines—the requirements could not be more unique. With our comprehensive material know-how and expertise in the market, we engage in development partnerships with leading companies in the electrical industry worldwide and accompany our customers in revolutionizing their energy policies.
With isovac®, voestalpine offers innovative electrical steel with excellent properties that lead to high performance as well as unsurpassed sustainability and meet much more than merely standard requirements. Applications are found in hydraulic power stations, drive motors in the automotive industry electric motors and compressors for household appliances, screens used in medical technologies, motors for fully automated production lines, magnets for synchrotrons (particle accelerators), transformers for welding machines, power conversion reactance coils and much more.
E-mobility
Customized solutions are indispensable in a dynamic market marked by a wide variety of individual demands. We have just the product to meet even the highest demands in compact engine design and high efficiency. isovac® is our non-grain-oriented electrical steel and stands for the highest energy efficiency in electromobility.
voestalpine offers the highest quality standards and is continually defining the limits of feasibility while never losing sight of the excellent performance of our partners. With isovac®, we offer you innovative electrical steel with features that define new standards.
The innovative electrical steel of voestalpine offer specific solutions for various requirements and applications in cars, scooters, buses, bicycles, taxis, aircraft tugs, aircraft, delivery vehicles and trains.
Selected grades specially designed for e-mobility
| isovac®grades | Lowlosses | Highpolarization | Highstrengh | Thickness |
| isovac HP NO25-13 Y420 | +++++ | ++ | +++ | 0,25 |
| isovac HP NO27-14 Y420 | ++++ | +++ | +++ | 0,27 |
| isovac HP NO30-15 Y420 | +++ | +++ | +++ | 0,30 |
| isovac HP NO30-16 Y370 | +++ | ++++ | ++ | 0,30 |
| isovac HP NO35-18 Y420 | ++ | +++ | +++ | 0,35 |
| isovac HP NO35-19 Y370 | ++ | ++++ | ++ | 0,35 |
| isovac NO35-22 Y460 | + | + | ++++ | 0,35 |
| isovac NO35-26 Y500 | + | + | +++++ | 0,35 |
Generator manufacturing
Particularly in the field of renewable energies, high-quality electrical steel and pole sheets contribute substantially to increased efficiency. Our non-grain-oriented isovac® electrical steel and our hot-rolled and cold-rolled pole sheets stand for optimum electromagnetic properties and highest energy efficiency. That is why so many voestalpine products are found, for example, in generators for wind and hydro power generation.
isovac® is an innovative electrical steel with excellent properties that lead to high performance and unsurpassed sustainability.
Our innovative electrical steel offers specific solutions for different requirements and applications in hydraulic power stations, reflector power stations, coal-fired power plants, tidal-current power plants and wind-power-generation facilities.
Generators | isovac® | Pole sheets | Insulating varnishes | Grades | ||||||||
| Fully processed 1) | Semi processed | Hot-rolled | Uncoated | C-3 | C-5 | C-6 | Backlack | Standard | HP | HS | HE | |
| Maximum width 2) [mm] | 1.600 | 1.600 | 1.620 (1.750) | |||||||||
| Thickness 2) [mm] | 0,25-1,0 | 0,5-1,0 | 2,0-12,0 | |||||||||
| Cut shapes | Coil Slit strip Cut shape | Coil Spaltband Cut shape | Cut shape | |||||||||
| Motor types | ||||||||||||
| Multi-pole synchronous/asynchronous generators | ✓ | ✓ | ✓ | ✓ 3) | | ✓ | | ✓ | ✓ | ✓ | ||
Asynchronous generators | ✓ | ✓ | ✓ | ✓ 3) | ✓ | ✓ | ✓ | ✓ | ✓ | |||
Synchronous generators | ✓ | ✓ | ✓ | ✓ 3) | | ✓ | ✓ | ✓ | | ✓ | ✓ | ✓ |
| Fields of application | ||||||||||||
| Alternators | ✓ | ✓ | ✓ | | ✓ | ✓ | ✓ | |||||
| Hydro-generators | ✓ | ✓ | ✓ 3) | ✓ | ✓ | ✓ | ✓ | ✓ | ||||
| Wind generators | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ||||||
| Turbo generators | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |||||
| Universal generators | ✓ | ✓ | | ✓ | | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |
1) Including NO-grades
2) Further thicknesses and widths upon request
3) Pole sheets only
Motors
Thanks to its excellent properties, isovac® enables compact motor design and high levels of efficiency. High individual demands on the efficiency and performance of motor steels are met with high permeability, low core loss and, where required, highest strengths. Using the most modern technologies in our integrated steelmaking facilities, we manufacture high-quality electrical steel grades to meet your individual product requirements (from Vibracall to industrial motors).
Our innovative electrical steel and our pole sheets offer customised solutions for various requirements in the motor sector.
| Motors | isovac® | Core losses | Insulating varnishes | Grades | ||||||||||
| Fully processed 1) | Semi-processed | Low | Medium | High | Uncoated | C-3 | C-5 | C-6 | Backlack | Standard | HP | HS | HE | |
| Maximum width 2) [mm] | 1.600 | 1.600 | ||||||||||||
| Thickness 2) [mm] | 0,25-1,0 | 0,5-1,0 | ||||||||||||
| Cut shapes | Coil Slit strip Cut shape | Coil Slit strip Cut shape | ||||||||||||
| Single-phase standard moto | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |||||||
| Standara asynchronous motor | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |||||
| High-end asynchronous motor | ✓ | ✓ | | ✓ | ✓ | ✓ | ✓ | ✓ | ||||||
| Standard synchronous motor | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |||||
| High-end synchronous PM motor | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ||||||||
| Universal motor | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |||||
| DC motor | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ||||||
| Brushless DC motor | ✓ | ✓ | ✓ | ✓ | | ✓ | ✓ | ✓ | ||||||
| AC servo motor | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ||||||||
| DC servo motor | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |||||||
1) Including NO-grades
2) Further thicknesses and widths upon request
Static machines
Customized, high-quality isovac® grades for static machines are used in special applications such as reactance coils for power conversion, screens used in medical technologies or highly complex particle accelerators (synchrotrons). The technical experts at voestalpine are continually developing and optimizing isovac® grades in close collaboration with customers.
Our innovative electrical steel offers specific solutions for a different requirements and applications in ballasts, transformers, magnets, shields, contactors, amplifiers and reactance coils.
| Static machines | isovac® | Core losses | Insulating varnishes | Grades | ||||||||||
| Fully processed 1) | Semi-processed | Low | Medium | High | Uncoated | C-3 | C-5 | C-6 | Backlack | Standard | HP | HS | HE | |
| Maximum Width 2) [mm] | 1.600 | 1.600 | ||||||||||||
| Thickness 2) [mm] | 0,25-1,0 | 0,5-1,0 | ||||||||||||
| Cut shapes | Coil Spaltband Tafelblech | Coil Spaltband Tafelblech | ||||||||||||
| Ballasts and ignition coils | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ||||||
| Welding transformers | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |||||||
| Transformers | ✓ | ✓ | ✓ | ✓ | ||||||||||
| Magnets and shielding | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ||||
| Contactors | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |||||||
| Amplifiers and reactance coils | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ||||||||
1) Including NO-Grades
2) Further thicknesses and widths upon request
isovac® electrical steel – versatile in use
Whether e-mobility, generators or other applications – we are your contact for isovac® electrical steel. Please contact us, we will be happy to help you!