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
| Solução | Material de revestimento | Tecnologia de Revestimento | Dureza revestimento HIT [GPa] | Coeficiente de atrito (a seco) em comparação com aço | Temp. máx. de operação [°C] | Temperatura de processo [°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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