Online seminar “Bearing Failure Analysis” begins on June 22nd! Register here.

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Current Online Seminar Program


Our online seminar program is held in English and takes place over Zoom.

Online Seminar Program Spring 2021

Registration is open!

Failure Analysis

Part 1 (free): Introduction

22. June 2021, 9:00-10:30 EST / 15:00-16:30 CET

  • Methods for inspection
  • Examples of failures related to poor lubrication
  • Premature failure due to contamination

Part 2: Faulty Bearings

29. June 2021, 9:00-10:30 EST / 15:00-16:30 CET

  • Typical failure patterns of faulty bearings related to:
  • Crowning
  • Cracks
  • Poor material
  • Undercuts

Part 3: Electricity

6. July 2021, 9:00-10:30 EST / 15:00-16:30 CET

  • Electric erosion
  • White etching cracks

Part 4: Additional Causes for Failure

13. July 2021, 9:00-10:30 EST / 15:00-16:30 CET

  • Premature failure due to faulty installation
  • Improper fits
  • Shape errors of surrounding parts
  • Cage fracture


Online Seminar Program Fall 2021

Registration is open!

Basics of Bearing Technology

Part 1 (free): Introduction

21. September 2021, 9:00-10:30 EST / 15:00-16:30 CET

  • Bearing types
  • Cages
  • Bearing arrangements
  • Interfaces (design requirements)

Part 2: Properties I

28. September 2021, 9:00-10:30 EST / 15:00-16:30 CET

  • Tolerances (clearance, precision, etc.)
  • Lubrication (grease and oil)
  • Materials

Part 3: Properties II

5. October 2021, 9:00-10:30 EST / 15:00-16:30 CET

  • Internal geometry (profiling, osculation)
  • Life calculation according to ISO 281
  • Sample inspection (including quick testing)

Part 4: Preventative Maintenance

12. October 2021, 9:00-10:30 EST / 15:00-16:30 CET

  • Oil sample analysis
  • Regular inspection and endoscopy
  • Condition monitoring by vibration measurement

Bearing Supplier Development

Part 1 (free): Introduction

19. October 2021, 9:00-10:30 EST / 15:00-16:30 CET

  • Motivation
  • Definition of quality levels

Part 2: Quality Specification

26. October 2021, 9:00-10:30 EST / 15:00-16:30 CET

  • Quality characteristics
  • Technical description

Part 3: Production

2. November 2021, 9:00-10:30 EST / 15:00-16:30 CET

  • Approach during factory visits and audits
  • Requirements for the documentation of production

Part 4: Quality Control

9. November 2020, 9:00-10:30 EST / 15:00-16:30 CET

  • Methods for sample inspection and incoming control
  • Approach for initial approval
  • Concepts for quality control

Application Engineering *NEW*

Part 1: Advanced Bearing Calculation

20. October 2021, 9:00-10:30 EST / 15:00-16:30 CET

  • General design recommendations
  • Grease lubrication
  • Example: Electric motor with belt drive
  • Example: Helical gearbox, consideration of local stresses

Part 2: Acceleration on Bearings

27. October 2021, 9:00-10:30 EST / 15:00-16:30 CET

  • Planetary gearboxes & eccentric rotors
  • Cages exposed to vibrations
  • Failure modes, design and testing methods

Failure Analysis

Part 1 (free): Introduction

16. November 2021, 9:00-10:30 EST / 15:00-16:30 CET

  • Methods for inspection
  • Examples of failures related to poor lubrication
  • Premature failure due to contamination

Part 2: Faulty Bearings

23. November 2021, 9:00-10:30 EST / 15:00-16:30 CET

  • Typical failure patterns of faulty bearings related to:
  • Crowning
  • Cracks
  • Poor material
  • Undercuts

Part 3: Electricity

30. November 2021, 9:00-10:30 EST / 15:00-16:30 CET

  • Electric erosion
  • White etching cracks

Part 4: Additional causes for Failure

7. December 2021, 9:00-10:30 EST / 15:00-16:30 CET

  • Premature failure due to faulty installation
  • Improper fits
  • Shape errors of surrounding parts
  • Cage fracture