PVD / PECVD treatments

based on vacuum expertise

Control of the entire production chain:

from chemicals to jobbing !

High performance bushings

and friction components



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HEF DURFERRIT is the commercialization branch of the HEF group. Through its international network, HEF DURFERRIT is the worldwide interface for HEF group customers.

The products marketed by HEF DURFERRIT are grouped into the following four categories :

  • Bushings and joints
  • Vacuum deposits PVD / PACVD
  • Nitriding
  • Treatment Salts


Units of the group


The HEF Groupe is a world leader in surface engineering, capable of proposing to its customers, large accounts or SMBs, a total service ranging from research, through industrial development and technology transfer, to the utilization of processes or the supply of components.

In order to accompany its customers as well as possible in their approaches and create genuine partnerships, the HEF Group relies on the strength and complementarity of its commercial network, HEF Durferrit, and of its custom treatment network, Techniques Surfaces, located in more than about twenty countries.