1. Metal Forming TechnologyUniversity of Kassel Kurt-Wolters-Straße 3 Kassel 34125 Germany
2. Institute of Materials EngineeringUniversity of Kassel Mönchebergstraße 3 Kassel 34125 Germany
3. Department for Cutting and Joining Manufacturing ProcessesUniversity of Kassel Kurt-Wolters-Straße 3 Kassel 34125 Germany