Hydraulically Loaded Four-Ball Tester
Evaluate lubricant load-carrying capacity and anti-wear performance under high point-contact pressure, including non-seizure load, weld load and long-duration wear tests.
FOUR-BALL TESTERS
Capabilities
- Continuously adjustable hydraulic loading.
- Measures friction force and calculates friction coefficient.
- Special accessories extend testing to end-face and material wear.
- Computer monitoring and support for MRF-M wear-scar measurement.
Selected specifications
| Test force | 40 N–10 kN |
|---|---|
| Friction force | 0–300 N |
| Spindle speed | 200–2,000 r/min |
| Temperature | Room temperature–250 °C |
| Test ball diameter | 12.7 mm |
Confirm the final configuration and operating limits with our team for your specific test method.
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SHM-2
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MRS-10G
Lever-Loaded Four-Ball Tester
Assess lubricant load-carrying capacity and long-duration anti-wear performance with a deadweight-and-lever loading system.
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