Comparison of the coefficient of friction over time for mild steel on cast iron versus 'Halo' asbestos brake lining.
| Identifier | ExFiles\Box 26\4\ Scan278 | |
| Date | 19th February 1926 guessed | |
| CO-EFFICIENT OF FRICTION MILD STEEL ON CAST IRON AVERAGE CO-EFFICIENT OF FRICTION = 0.278 MINUTES CO-EFFICIENT OF FRICTION "HALO" PATENT WOUND NON-METALLIC ASBESTOS BRAKE LINING AVERAGE CO-EFFICIENT OF FRICTION = 0.302 MINUTES X 4388 | ||
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).