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Machine tools

Tools used to facilitate the working or efficiency of machines.

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Machine tools > Bearings

eccentricity

Machine tools; Bearings

This is determined by measuring the shaft runout, TIR and the shaft-to-bore misalignment.

elastohydrodynamic lubrication (EHD)

Machine tools; Bearings

A lubricant regime characterized by high-unit loads and high speeds where the mating parts, usually in roller bearings, deform elastically, causing an increase in lubricant ...

end play

Machine tools; Bearings

The axial play of the outer ring in a bearing. The measured maximum possible movement parallel to bearing axis of the inner ring in relation to outer ring.

etching

Machine tools; Bearings

Rusting with pitting and corrosion from moisture and water exposure.

evaporation loss

Machine tools; Bearings

The portion of a lubricant that evaporates under the effects of temperature, pressure and time. The test methods include ASTM D 972 and ASTM D 2595.

external race

Machine tools; Bearings

The ball path on an inner ring. Also - Inner Raceway, Inner Ring Raceway.

false brinelling

Machine tools; Bearings

Wear caused by vibration or relative axial movement between the rollers and races. (See Fretting. )

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