HEF Groupe

HEF Groupe is a global industrial group. It is the European leader in the field of the Surface engineering. The development of HEF Group is based on two fields of expertise^[2] :

• Knowledge and mastering of surfaces damage mechanisms: friction, wear, corrosion...
• Production of efficient surface treatments and coatings

Additional recommended knowledge

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Activities^[3]

HEF has forged its technical experience and expertise in four areas:

• Thermochemical treatments in ionic liquid medium (molten salt bath), including oxy-nitriding, sulfurizing, carbonitriding, boriding... ,
• Technologies of vacuum deposition : PVD/PACVD coatings,
• Manufacturing of mechanical components such as bushings, joints and pins for harsh environments,
• Tribology expertise.

The company implantations^[4]

HEF Group is present on 4 continents, in more than 30 countries via its subsidiaries, joint ventures companies and licensees.

• France : 11 production sites
• Europe (excluding France) : 7 production sites
• World (excluding Europe) : 16 production sites
• and more than 300 licensees granted on HEF Group processes.

Customers

HEF Group's know how is recognized by numerous French and international companies from all the fields of industrial activity.^[5] Main fields of applications are mechanical, aeronautics, military, electrical industries...^[6]

See also

• Surface engineering
• Tribology

Notes

1. ^ HEF Groupe official website 10/10/2007
2. ^ HEF Groupe official website 10/10/2007
3. ^ (French) Saint-Etienne Chamber of commerce 12/11/2007
4. ^ HEF Groupe official website 10/10/2007
5. ^ HEF Groupe official website 10/10/2007
6. ^ (French) Saint-Etienne Chamber of commerce 12/11/2007