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BP Marine lubricants
Useful Tools
Useful Information
Engine manufacturer's limits
Useful Information
Classification of Lubricants Index
Engine manufacturer's limits
Kinematic Viscosity
Viscosity Index
Flash Point
Insolubles
Base Number
Fresh Water %
Salt Water %
Condition
Acidity (mg KOH/g)
Colour
Demulsification Number (Value) DV
Density
Wear Metal Measurement
Engine manufacturer’s limits
In this section
Kinematic viscosity:
A defintion of kinematic viscosity
Viscosity index:
A definition of viscosity index.
Flash point:
The flash point of engine oils.
Total insolubles:
Examples of limiting factors set by engine manufacturers.
Base number:
A definition of the base number.
Fresh water %:
Water percentage and maximum tolerated level in lubricating oils.
Salt water %:
A defintion of the salt water percentage and examples of contamination sources
Condition:
A defintion of the term “condition” used to describe oil samples.
Acidity (mg KOH/g):
A definition of total acidity of an oil sample.
Colour:
A definition of the term “colour” used to describe oil samples.
Demulsification Number (Value) DV:
A definition of the demulsification number.
Density:
Definitions of absolute and relative densities.
Wear metal measurement:
A definition of wear metals.
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