Abstract
Effects of some commercial lubricating oil additives on the tribological properties of aluminum alloy in sliding contact with bearing steel were investigated under boundary lubrication using a reciprocating wear tester. It was shown that base stock containing 1 wt.% additive is not effective at reducing the friction and wear of aluminum alloy. Furthermore, additives, except sulfurized olefin, at 5 wt.% in the base stock have pro-wear properties. The beneficial effects of base stock containing 5 wt.% sulfurized olefin were attributed to the formation of Al2O3 film at the contact area, which was identified by X-ray photoelectron spectroscopy (XPS) and electron probe microanalysis (EPMA).
Original language | English |
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Pages (from-to) | 87-91 |
Number of pages | 5 |
Journal | Wear |
Volume | 196 |
Issue number | 1-2 |
DOIs | |
State | Published - Aug 1996 |
Externally published | Yes |
Keywords
- Additives
- Aluminum alloys
- EPMA
- Lubricated wear
- Tribological properties
- XPS