
2-Disc Assembly Rolling Wear Test
“Tribology is the science and technology of interacting surfaces in relative motion”
Institude Director Prof. Dr -Ing.-Paul Feinle
Laboratory Manager Dr. Markus Grebe
Institude Director Prof. Dr -Ing.-Paul Feinle
Laboratory Manager Dr. Markus Grebe
2-Disc Assembly Rolling Wear Test - Synthetic Gear Oil

Test 10 : Agip Blasia 320 without REWITEC®




Test 11 : Agip Blasia 320 without REWITEC®



SEM images after the 60 hours testing in 1:1 comparison
After 60 hours testing of AGIP SX320 synthetic oil

20% less temperature in gearboxes and bearings

33% less friction in gearboxes and bearings

50% less roughness on metal surfaces
2-Disc Assembly Rolling Wear Test - Synthetic Gear Oil

- Red graph without REWITEC®
- Blue graph with REWITEC® added after 20 hours
- Green graph with REWITEC® added at the beginning
- Reduction of the surface roughness (Ra) due to wear up to 58%
- Reduction of the friction force up to 22%
2-Disc Assembly Rolling Wear Test - Engine Oil

Test Specimens
Test discs from previously damaged camshaft
Camshaft Manufacturer
Test Period
Lubricant

Camshaft Disc Before Testing With REWITEC®
- Heavy grooves in the right section before the test-run
Camshaft Disc After Testing With REWITEC®
- Grinding pattern completely dissappeared
- Grooves significantly reduced
- Significant reduction of friction

2-Disc Assembly Rolling Wear Test - Engine Oil

- Upper graph without REWITEC®
- Lower graph with REWITEC®
- Reduction of friction force up to 45%
- Reduction of the surface roughness up to 73%
FE-8 Test - Synthetic Gear Oil

Magnification : 20x

Magnification : 50x

Magnification : 200x

Magnification : 20x

Magnification : 50x

Magnification : 200x