HEF coating services for the aerospace industry

MECHANICAL SURFACE TREATMENTS FOR COMPONENTS In addition to DLC-type coatings, the HEF group is able to offer a whole range of very hard coatings. These CERTESS™ NITRO coatings ...

... Characteristics: - Excellent reproducibility of electrical properties - High purity of coatings - Control of thickness and surface finish - Resistance to chemical aggression (depending on filler material) - ...

... ELECTROMAGNETIC SHIELDING PROCEM™ is a conductive multilayer metal coating designed for the electromagnetic shielding of polymers and composite materials. The production of electrically conductive coatings ...

... structural parts - Screws and bolts - Aeronautics - On-board electronics housings - Sensor supports - Connector bodies HEF uses 3 main methods to generate its plasmas and produce high-quality coatings: ...

Organic coatings providing solid lubricants to the surface of the treated parts, such as molybdenum or graphite. (solid lubricant/solid lubricant friction) • Dry friction • Fretting-corrosion resistance • Decrease ...

Organic coatings using thermal hardened or thermo-stable polymers (PTFE, POLYIMIDE). Characteristics (depending on type of coating): • Low friction coefficient • Seizure resistant • Anti-adherent • ...

Organometallic coatings that are resistant to extreme conditions of corrosion. Characteristics: • Excellent protection against corrosion (can exceed 1,000 hours in salt spray test) • Control of frictions • No hydrogen ...

... aeronautics • Hot gas recovery joints on aircraft engines • Hydraulic joints • Stainless steel nuts and bolts for nuclear industry • Various parts of nuclear valves • Hinge pins for submarine doors • Steam turbine ...

Surface treatment for the prevention of wear and seizure of copper alloy parts. This treatment is obtained by tin base electrolytic plating followed by diffusion heat treatment at 400°C (752°F). Characteristics: • Increased surface ...