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

What is the Correct Way to Check Repeatability in Balances?

How to quickly check pipettes?

What is the Sensitivity of my Balance?

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