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Adblue Injection

Customer Challenge:
Wear of the sealing area of the urea doser and deposits on the components.

Oerlikon Solution:

  • Application of BALINIT® DLC STAR to prevent wear and to reduce deposits
  • Drastically increased doser lifetime for enabling low emissions
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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CrN Sputter 18 +/-3 ~0.5 700 < 250
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