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Used for Cummins engine model:
6BT 6CT M11 LT10 NH220 N14 NH250 NT855 NH250A K19 K38 K50 V265 V300
High technology guarantee:
B. Heat treatment technics:
Using automatic heat treatment line for quenching and tempering treatment,
the use of koil for quenching medium to ensure quality of heat treatment.
c. Surface treatment technology:
Chromium ceramic composite coating.
By plating the piston ring outer face plated layer 0.1mm~0.4mm containing
ceramic powder (nano AL2O3 or Sic) of the chromium layer.