Glossary K


Kalrez - a commercial brand for a perfluoroelastomer compound material used in
sealing parts - such as o-rings - for mechanical seals, valves, and flanges.


Kerosene - a mixture of liquid hydrocarbons obtained by distilling petroleum, and
is commonly used as fuel or cleaning solution. Also spelled as
kerosine.

Kerosene is sometimes used as a medium for secondary hydrostatic testing of
pumps used in very low specific gravity service after the pumps are hydrotested
with water to verify that the casings will not leak when handling low specific gravity
liquids.


Ketone - a class of organic compounds containing a carbonyl group attached to
two alkyl groups.


Key - a small piece of square or rectangular metal used to lock a rotating part -
such as an impeller, coupling, or sleeve - with a shaft, and to transmit force to
cause that part to rotate with the shaft without any slippage.
Read more.


Keyway - a machined slot to fit or accommodate a key,


Kiln - a furnace or oven for burning, baking, or drying. Many older patterns for
pump parts, such as impellers and casings, are made of kiln-dried wood patterns.


Kinematics - the branch of mechanics that deals with pure motion without
references to the forces or masses involved with that motion.


Kinetics -the branch of mechanics that  studies the action of forces in producing
the motion, or change of motion, of masses.


KV - kilovolt, or one thousand volts.


KW - kilowatt, or one thousand watts


R: 0811-GLOK
C: glossary
F: glossary K

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