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' Coefficient of Friction '( Greek letter Mu )
A point to ponder:
* Using the ASTM 4-Ball test, RedLine's MTL, SAE 75W-80 transmission oil registered :
1) Mu = 0.076 @ zero-RPM
2) Mu = 0.150 @ 695-RPM
3) Mu = 0.100 @ 1,437-RPM
A variance of 197%, all at the same laboratory ambient temperature.
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