Vacuum hardening technology

As an experienced tool coater with PVD and CVD hard coatings, we additionally offer you the service of vacuum hardening.

eifeler operates state-of-the-art vacuum heat-treatment systems of the companies Schmetz and T.A.V, because the exact hardening is a prerequisite for the optimal quality of tool coatings.

Benefits of vacuum hardening:

• precise dimensional
• hardening possible
• low dimensional changes
• low distortion
• small regrinding
• glossy metallic surface