WHAT WE DO

Glossary of Terms

Water-Glycol fluid : A fluid whose major constituents are water and one or more glycols or polyglycols.

Wear: the attrition or rubbing away of the surface of a material as a result of mechanical action.

Wear debris: Particles that are detached from machine surfaces as a result of wear and corrosion. Also known as wear particles.

Wear inhibitor: An additive which protects the rubbing surfaces against wear, particularly from scuffing, if the hydrodynamic film is ruptured.

Weld point: The lowest applied load in kilograms at which the rotating ball in the Four Ball EP test either seizes and welds to the three stationary balls, or at which extreme scoring of the three balls results

Wicking: the vertical absorption of a liquid into a porous material by capillary forces.