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).
Letter from E. G. Acheson Ltd. discussing the use and testing of colloidal graphite in lubricants for engine assembly and running-in.
Identifier | ExFiles\Box 145\3\ scan0042 | |
Date | 1st July 1936 | |
Works: PLYMOUTH, DEVON. E.{Mr Elliott - Chief Engineer} G.{Mr Griffiths - Chief Accountant / Mr Gnapp} ACHESON LTD. ESTABLISHED 1910. MANUFACTURERS OF COLLOIDAL PRODUCTS Thames House, Millbank, London, S.W.1. TELEPHONE: VICTORIA 5644 (4 LINES) TELEGRAMS: OILDAG, SOWEST, LONDON. CODES: BENTLEY'S (5 LETTER) A.B.C. 6TH. EDITION UNIVERSAL TRADE Messrs. Rolls Royce Ltd., Derby. Dear Sirs, For the attention of Mr. S.H. Grylls. Experimental Dept. The writer was very pleased to have a conversation with you a few days ago relating to the use of 'dag' Brand colloidal graphite during the assembly and running-in of automobile engines and we hope that the information he was able to give you proved of interest. With regard to the addition of colloidal graphite to Extreme Pressure Lubricants, you were good enough to mention that you would be prepared to carry out a test with a lubricant containing a proportion of colloidal graphite and we shall be glad to hear whether you would care to send us 2-gallons of your present Extreme Pressure Lubricant which we would graphite and return to you or alternatively we should be glad to obtain a quantity of your usual Lubricant and graphite this and send it to you for test if you would prefer us to do so. Some literature is enclosed and if you would like us to send you additional information relating to our material we trust you will not hesitate to advise us. Yours faithfully, E.G. ACHESON LTD. F.{Mr Friese} Gordon Kay. | ||