4 Terms
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Industrial lubricants
Industry: Industrial machinery
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Industrial lubricants
Bulk modulus of elasticity
Industrial machinery; Industrial lubricants
A ratio of normal stress to a change in volume. A term used in determining the compressibility of a fluid. Data for petroleum products can be found in the International Critical Tables.
Built-in-dirt
Industrial machinery; Industrial lubricants
Material passed into the effluent stream composed of foreign materials incorporated into the philtre medium.
Bubble point
Industrial machinery; Industrial lubricants
The differential gas pressure at which the first steady stream of gas bubbles is emitted from a wetted philtre element under specified test conditions.
Brookfield viscosity
Industrial machinery; Industrial lubricants
Apparent viscosity in cP determined by Brookfield viscometer, which measures the torque required to rotate a spindle at constant speed in oil of a given temperature. Basis for ASTM Method D 2983; ...
British thermal unit (BTU)
Industrial machinery; Industrial lubricants
The amount of heat required to raise the temperature of 1 pound of water 1 degree Fahrenheit.
Rerefining
Industrial machinery; Industrial lubricants
A process of reclaiming used lubricant oils and restoring them to a condition similar to that of virgin stocks by filtration, clay adsorption or more elaborate methods.
Remaining useful life
Industrial machinery; Industrial lubricants
An opinion (based on data, observations, history, records, exposure, etc. ) of the number of years before a fluid, system or component will require replacement or reconditioning.
