TGU Sealing Technology seal test rigs

Equipment

Our Facilities

State-of-the-art test rigs and measuring instruments enable us to carry out precise investigations at the cutting edge of technology – directly linked to the research infrastructure of IMA Stuttgart.

Proprietary Measurement Devices

If it didn't exist, we developed it. Decades of basic research at the IMA in Stuttgart have led to the creation of measuring instruments that step in precisely where standard solutions reach their limits. Every device we produce is the solution to a specific measurement problem in sealing technology—scientifically sound, industrially proven, and continuously refined by us.

Surface/Lead Inspector
Surface / Lead Inspector

Precise and ultra-fast lead and surface measurement on shaft counterfaces. Combined micro- and macrolead analysis per FVA 975 I within minutes.

  • IMA-MicroleadAnalysis & 3D-MacroleadAnalysis
  • 2D/3D surface roughness per DIN EN ISO 25178
  • Shaft diameter up to 200 mm
IMA-Radiameter – Radial Force Measurement
IMA-Radiameter

Radial force measurement of radial shaft seals per DIN 3761-9. Desktop device with unique diameter compensation for all seal types – the only commercial instrument of its kind. A thermal chamber also enables measurements at operating temperatures.

  • Configurable force range up to 3,000 N
  • Seal diameter up to 300 mm
  • Short- and long-term measurement with data export
IMA-Sealscanner®
IMA-Sealscanner®

360° laser scan of seal geometry for wear width and inner diameter measurement in just 10 seconds. Automatic wear evaluation and diameter determination across the entire sealing edge.

  • Inner diameter 25–200 mm
  • Height resolution 0.41 µm
  • 10,000 profiles per revolution
IMA-Sealobserver®

Visual inspection of the inner seal ring surface with reproducible LED illumination. Converts any microscope into a precision sealing edge inspection tool for optimal seal failure analysis.

  • Inner diameter 35–200 mm
  • 6-sector LED illumination (6,500 K, CRI 90)
  • Tilt range ±45°
Thread Test Bench

Software-supported shaft lead testing per FVA guideline 975 I using the thread method. High-precision travel measurement with video camera monitoring.

  • Shaft diameter up to 110 mm
  • Shaft length up to 400 mm
  • Speed up to 180 rpm

Seal Test Rigs

Our test rigs are designed for lifetime and functional testing of radial shaft seals (RSS). They enable testing under defined and reproducible conditions with respect to speed, temperature and test medium.

Multi-station test rig
Multi-Station Test Rig

High-capacity parallel test rig for long-term tests under identical conditions. Suitable for standardized tests such as FLENDER and SEW.

Lab test rigs – sensor technology
Lab Operation – Parallel Testing

Multiple test rigs running simultaneously under controlled laboratory conditions. Leakage monitoring and temperature control are handled by innovative new sensor technology in real time.

Single test rig with friction torque measurement
Single Test Rig with Friction Torque Measurement

Flexibly configurable test rig for individual test tasks. Enables friction torque determination at variable speeds and temperatures.

Further Analysis Equipment

Confocal microscope
Confocal Microscope

High-resolution confocal microscope for 3D surface topography measurement. Enables analysis of roughness, lead and machining structures.

Surface & Lead Analysis Software

Analysis software for quantitative evaluation and three-dimensional visualization of surface measurement data. Determination of relevant roughness and lead parameters.

3D topography visualization

Infrastructure at the Forefront of Research

Our equipment is closely linked to the laboratory facilities of IMA Stuttgart.
You benefit from instruments and methods from current university research.

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