Rolls-Royce Archives
         « Prev  Box Series  Next »        

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 rise of Ferodo bonded asbestos lining over time.

Identifier  ExFiles\Box 26\4\  Scan258
Date  8th May 1925 guessed
  
V3209
AVERAGE CO-EFFICIENT OF FRICTION OF
FERODO BONDED ASBESTOS LINING.
SPEED & WORK CONSTANT WITH THE TEMPERATURE
RISE FROM 70° TO 525° 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: DEGS. FAH-R
X-Axis: TIME MINS
  
  


Copyright Sustain 2025, All Rights Reserved.    whatever is rightly done, however humble, is noble
An unhandled error has occurred. Reload 🗙