E
LEMENTS DE
M
ACHINES &
T
RIBOLOGIE
TEST FACILITIES
Index
"
Dry friction
" test rigs
"
Lubrication
" test rigs
Non illustrated
test rigs
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DRY FRICTION
1. MICRO SCRATCH TEST
Characterization of thin coatings
Measurement of :
friction coefficient
acoustic emission
penetration depth
2. CRYOGENIC TRIBOMETER (ISMCM I)
Pin on disc geometry
Continuous and alternative motion
Ambient and cryogenic environment
Measurement of :
friction coefficient
temperature
3. FHTV (ISMCM II - High temperature)
Ring on ring geometry
High temperature (up to 1200°C)
Low vacuum (10-7 torr)
Measurement of :
friction coefficient
temperature
4. FHCV (EMT - LMF - Friction with shock simulator)
Pin on disc geometry
High acceleration (0 to 10 m/s in only 20 ms)
Measurement of the friction coefficient
5. SURFASCAN
Characterization of surfaces
3D Profilometer
Measurement of :
All normalized parameters in 2D : Ra , Rt ,Rp , ..., Wa , Wt , Wp
The equivalent in 3D - SRa , SRt ,SRp , ..., SWa , SWt , SWp
Bearing curve in 2D and 3D
Automotive criteria Cr, Cf, Cl
Calculation of surfaces and volumes
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LUBRICATION
6. Cameron Plint TE53 ROLLING + SLIDING
Measurement of :
Friction coefficient
Temperature of the tested oil
Wear of the tested coating
for different loads, sliding/rolling rates,
rotational speeds and temperatures of the lubricant
7. COUETTE - SEARLE VISCOMETER
Measurement of :
Absolute viscosity for different
rates of shear
temperatures
Drawing of the results with statistical analysis
8. TRIBOXY MACHINE
Characterization of vegetable lubricants
Journal bearing geometry
Temperature fixed at 90°C
High shear rate
Injection of air micro bubbles
Measurement of :
friction coefficient
temperature
viscosity
chemical indexes
9. STRIBECK MACHINE
Characterization of the oiliness of lubricants
Journal bearing geometry
Measurement of the friction coefficient at low rotational speed
10. Test rig POROUS BEARING
Journal bearing geometry
Measurement of :
friction coefficient
temperature
11. OPTICAL VISCOMETER
Characterization of very thin film (EHL)
Ball on disc geometry
Measurement of film thickness
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11. Non illustrated machines
Dry friction :
High accuracy scale (10-5 gr)
Optical microscope (x 50)
Hardness measurement
Timken machine
Falex-Faville machine
Abrasion tribometer
Taber abrasimeter
Lubrication :
4 balls testing machine
Bently Nevada Test rig
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