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).
Suitability of pure castor oil for lubricating aero engines.
| Identifier | ExFiles\Box 76\4\ scan0191 | |
| Date | 19th April 1920 | |
| X.1434 To EP.{G. Eric Platford - Chief Quality Engineer} from Hs.{Lord Ernest Hives - Chair} c. to D.BP. Hs{Lord Ernest Hives - Chair}3/LG19.4.20. X.1583. RE CASTOR OIL FOR AERO ENGINES. X.1434. With reference to your memo EP{G. Eric Platford - Chief Quality Engineer}/P13/F15.4.20, We consider that pure castor oil is quite satisfactory for lubricating aero engines. It is much better than pure mineral oils. Great care should be taken to ensure that the castor oil is free from acids. Hs.{Lord Ernest Hives - Chair} R.R. 235 B (5) (T) (S.G. 501. 8-1-20) (G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 2585.) | ||