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Piston Pins

Customer Challenge:
Wear, Lifetime & Performance

Oerlikon Solution:
Enhancing hardness and wear resistance through our technology ensures increased load acceptance and higher cylinder pressures for your piston pins.

Solution Coating material Coating technology Coating hardness HIT [GPa] Coefficient of friction (dry) vs. steel Max. service temp. [°C] Process temperature [°C]
CrN / a-C:H PACVD ~15-25 0.1 - 0.2 300 < 250
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ta-C Arc > 40 0.1 - 0.2 450 -
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MoN Sputter / Arc 15 – 35 depending on application - 800 -
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a-C:H:W / a-C:H PVD / PACVD ~15-25 0.1 - 0.2 300 < 250

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