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 plotting the coefficient of friction against temperature for Ferodo RAD 13 friction material.
| Identifier | ExFiles\Box 105\4\ scan0149 | |
| Date | 2nd October 1934 | |
| FERODO RAD 13 FRICTION MATERIAL VARIATION OF FRICTION WITH TEMPERATURE FIGURES TAKEN ON 25 HP SERVO MOTOR DRUM SPEED 44 r.p.m. END LOAD 790 lbs. COEFF. OF FRICTION TEMPERATURE °F 3rd Run 1st Run 2nd Run 2/10/34 F.D.14. | ||