Oil Analysis, Preventive maintenance and Filters
COLOURED METAL PARTICLES
MESSING VERSUS STEEL
Other Pictures
INFLUENCES ON OXIDATION SPEED
TAN - Total Acid Number mg KOH
INVLOEDEN OP DE OXIDATIESNELHEID 12.0 10.0 8.0
Koper & water Staal & water
1.0
Enkel water
0.8 Koper
0.6
Staal
0.4 0.2
Zuiver & droog 1000 u
2000 u
Bedrijfsuren
3000 u
OXIDATION BY-PRODUCTS - GEL
Sand & External contamination
CHIPS FORMATION “PITTING” or “SLIDING WEAR
SILT FORMATION Particles smaller than 5 µm.
PROCES of FATIQUE WEAR
1. contact + micro welds 2. micro welds break 3. Formation of lose particles 4. Oxidation of particles in Iron Oxides 5. Abrasive action of Particles 6. Fatigue wear due to Abrasion
BAD AIR BREATHERS
GOOD AIR BREATHERS
BAD OIL CANS
GOOD OIL CANS
BAD & GOOD INDICATORS
Slechte voorbeelden
Electrisch contact niet aangesloten
Goed voorbeeld