Customer Challenge:
Chromplated parts fail in the EGR valves, leading to malfunction.
Oerlikon Solution:
- BALINIT® DLC STAR coating as a replacement for hard chrome
- Reduction in wear
Contact us for information about insulating coatings.
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EGR Shafts
| Skiktalternativ | Beläggningsmaterial | Beläggningsteknik | Beläggningshårdhet HIT [GPa] | Friktionskoefficient (torr) vs. stål | Max. driftstemp. [°C] | Processtemperatur [°C] | |
|---|---|---|---|---|---|---|---|
| CrN / a-C:H | PACVD | ~15-25 | 0.1 - 0.2 | 300 | < 250 | ||
| CrN | Sputter | 18 +/-3 | ~0.5 | 700 | < 250 |
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