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EV Gears

Customer Challenge:
Wear of gears, NVH, and efficiency.

Oerlikon Solution:

  • BALINIT® C protects parts from wear, even under loss of lubrication
  • Resolves NVH problems
  • Along with special pretreatment, increases efficiency
  • Oerlikon coatings enable smaller components to have additional space for extra battery
Solution Coating material Coating technology Coating hardness HIT [GPa] Coefficient of friction (dry) vs. steel Max. service temp. [°C] Process temperature [°C]
a-C:H:Me (WC/C) Sputter 10 - 15 0.1 - 0.2 300 < 250
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CrN + a-C:H:Me (WC/C) Sputter 8-12 / 12-15 0.1 - 0.2 300 < 250
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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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a-C:H:W / a-C:H PVD / PACVD ~15-25 0.1 - 0.2 300 < 250

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