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  1. JDB-1U
  2. JDB-1U
  3. JDB-1U
  1. Detailed information

JDB-1U bearing with oil grooves enable the bushing has better lubrication.It can be used under working condition of slow speed and heavy load.Comparing with aluminum bronze material,higher HB hardness of JDB-lU makes its serve time doubled.Now JDB-lU is mostly used in big size gear boxes and joint grabs part of construction machines.

Basic materialCuZn25A16Fe3Mn3
Dynanic load100N/mm²
Base hardnessHB210~270Friction Coef<0.16
Temperature Max170℃Speed limit1.5m/s