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 Specialloid Limited regarding the Alumilite treatment process for pistons.
| Identifier | ExFiles\Box 148\4\ scan0295 | |
| Date | 24th September 1934 | |
| ALL COMMUNICATIONS TO BE ADDRESSED TO THE COMPANY ON AIR MINISTRY LIST 27934. SOLE MANUFACTURERS OF Specialloid PISTONS Specialloid LIMITED TELEPHONES: HILLSIDE 2233 5 LINES TELEGRAMS: "SPECIALLOID-LONDON" CHAIRMAN J.{Mr Johnson W.M.} H.{Arthur M. Hanbury - Head Complaints} PLATFORD MANAGING DIRECTOR: H.{Arthur M. Hanbury - Head Complaints} N. BATES, A.M.I.M.E. Metallurgists·Engineers·Founders Friern Park · North Finchley · N·12 CODES: MARCONI A.{Mr Adams} B. C. 6TH EDITION BENTLEY'S OUR REF LPG/EG/SERVICE. YOUR REF DATE 24th September, 1934. Messrs. Rolls Royce, Ltd., DERBY. FOR THE ATTENTION OF MR. ROBOTHAM. Dear Sirs, SUBJECT: ALUMILIZED PISTONS. In our communication of yesterday, we arranged to submit the details in our possession relative to the treatment of Pistons by the Alumilite process. For a period of eighteen months we have been in direct communication with Messrs. Alumilite, of the Thames Factory, Rainville Road, Hammersmith, London, W.6., who are controlling the patents throughout the world, with the exception of the United States and Canada for the Alumilite process. During this time we have arranged for a number of Experimental Pistons treated by new anodized process, to be placed into Service for extended road tests. The advantages claimed for the Alumilite treatment are as follows:- 1. That the Piston alloy subjected to treatment forms a hardened skin, thus increasing wear resisting properties: | ||