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Home > Scientific dossiers

Scientific dossiers

Schéma

Innovation

Patterned filters, crucial elements of accurate and high-performance multispectral imaging.

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Innovation

Gas Nitrocarburizing VS. CLIN Technologies

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Innovation

Optical Component Processing for Use in the Infrared

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Environment

Composite friction components as a technical and economical alternative to copper alloy components.

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Mobility

Hydrogen and transport: the fuel-cell motor solution

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Innovation

Liquid nitrocarburizing – a timely and economic solution, given the imminent ban on hard chrome.

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Welcome to HEF

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With locations in 21 countries, HEF is a world-renowned expert in surface materials engineering, focusing on 3 areas of expertise: tribology, photonics, and hydrogen technologies.
We are able to offer our customers, whether major client or SME, a comprehensive service ranging from research, industrial development, and technology transfer, to process operation and component supply.

Expertise
  • Tribology
  • Photonics
  • Hydrogen technology
Technologies
  • Nitrocarburizing and liquid nitriding: Tribological performance for demanding industries
  • Friction components
  • HEF has been developing and innovating in the area of PVD-PECVD and PVD technology for over 50 years. 
  • Ultra-fast femtosecond laser treatment – a high-performance technological opportunity
  • Functionalized powders

ZI Sud, 69 Avenue Benoit Fourneyron 42160 Andrézieux-Bouthéon, FRANCE

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