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Industrial lubricants
Industry: Industrial machinery
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Industrial lubricants
Rotating pressure vessel oxidation test (RPVOT)
Industrial machinery; Industrial lubricants
The Rotating Pressure Vessel Oxidation Test measures an oil's oxidation stability. The oil sample is placed in a vessel containing a polished copper coil. The vessel is then charged with oxygen and ...
Rotary seal
Industrial machinery; Industrial lubricants
A mechanical seal which rotates with a shaft and is used with a stationary mating ring.
Roll-off cleanliness
Industrial machinery; Industrial lubricants
The fluid system contamination level at the time of release from an assembly or overhaul line. Fluid system life can be shortened significantly by full-load operation under a high fluid contamination ...
Rolling oil
Industrial machinery; Industrial lubricants
An oil used in hot- or cold-rolling of ferrous and non-ferrous metals to Facilitate feed of the metal between the work rolls, improve the plastic deformation of the metal, conduct heat from the ...
Rolling element bearing
Industrial machinery; Industrial lubricants
A friction-reducing bearing that consists of a ring-shaped track that contains free-revolving metal balls. A rotating shaft or other part turns against such a bearing.
Roller bearing
Industrial machinery; Industrial lubricants
An antifriction bearing comprising rolling elements in the form of rollers.
Rings
Industrial machinery; Industrial lubricants
Circular metallic elements that ride in the grooves of a piston and provide compression sealing during combustion. Also used to spread oil for lubrication.
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