Resistance annealing
During annealing, semi-finished products and workpieces are heated, soaked at the required temperature and cooled down to achieve defined tool properties. With this manufacturing process, sealing rings can be produced from narrow strips with up to 90% material savings (compared to deep drawing).
Article in "b on top": Freudenberg Stanz- und Umformtechnik - Awarded SUL procedure
More information about the welding controller B 20K