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).
Test results graph and data for Mintex T.F.N. wet woven brake lining material.
| Identifier | ExFiles\Box 26\4\ Scan374 | |
| Date | 14th September 1928 | |
| 5/16 MINTEX T.F.N. WET WOVEN. D.P. T. 1310. 15.33% Dressing. Against 0.6% Carbon Steel Drum. Hot. Test No 781 Exp No 431. Average Rubbing Speed - 2,340 F.P.M. ie. 372 R.P.M. Temp. °Fah. μ Stop Drum Temp 280°F Drum Temp 285°F DURATION OF TEST: 5 Hours. LOAD ON SPRING-B.: 55 lbs. AVERAGE μ.: 0.32 MINIMUM μ.: 0.215 MAXIMUM μ.: 0.585 H.P.H.: 25 WEIGHT/CU. INCH.: 38.9 Grms. LOSS IN WEIGHT: 9.15 Grms. AVERAGE WEAR.: 0.0278 Inches. WEAR FACTOR. (N.P.L.): 0.00506 WEAR FACTOR. (D.B.A.): 0.185 PRESS./IN²: 24.4 lbs. Average ie 5 H.P. Average Absorption:- 18,300 ft.lbs/min. ENCLOSURE No 578 ENCLOSURE No 85 | ||