Tribology Wiki

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Boundary Lubrication Boundary lubrication is the lubrication regime where the interface behaviour is dominated by chemical reactions that happen at the surfaces, tribofilm formation occurs, and the load is carried by the asperities. In the boundary lubrication regime the […]

Boundary Lubrication Regimme

Boundary Lubrication

What is Boundary Lubrication? Boundary lubrication describes situations where the applied load is primarily supported by contacting solid asperities, rather than a liquid lubricant. The boundary lubrication regime acts when the lambda ratio (the ratio […]

Engine bearing

Engine Bearing

The Engine Bearing (Main Bearing) The internal combustion engine (piston engine) currently is still the most common engine used in automotive indutstry, even though the electric vehicles using electric vehicles are getting rapidly popular. Combustion […]

Friction Coefficient

Laws of Friction

Amonton’s laws of friction are categorized as the classical version of friction laws which have highly been accepted by the engineers dealing with friction. Guillaume Amontons has earned his name in the field of physics […]

galled specimen


What is galling? Severe types of adhesive wear are often called galling, scuffing, welding or smearing, although these terms are sometimes used loosely to describe other types of wear. In metal-to-metal wear tests, high stresses […]