Rolls-Royce Archives
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From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Graph showing the average coefficient of friction and temperature change of Ferodo bonded asbestos lining over one hour.

Identifier  ExFiles\Box 5\3\  03-page122
Date  2nd May 1925 guessed
  
V.8/F.L.10
AVERAGE COEFFICIENT OF FRICTION OF
FERODO BONDED ASBESTOS LINING
SPEED & WORK CONSTANT WITH THE TEMPERATURE
RISE FROM 70° TO 528° FAH. IN ONE HOUR.
TEMPERATURE F°
VALUE OF µ
PERIPHERAL SPEED OF DRUM 1000 FT/MIN
WORK DONE
1 H.P. HOUR PER SQ. IN. LINING
Left Y-Axis: VALUE OF µ
Right Y-Axis: DEGREES FAHREN.
X-Axis: TIME. MINS
  
  


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