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 Wilcox-Rich Corporation discussing the material specifications of Silcrome seat rings for aircraft engines.
| Identifier | ExFiles\Box 174\2\ img236 | |
| Date | 29th December 1937 | |
| WILCOX-RICH CORPORATION Division of Eaton Manufacturing Company Mr. T. A.{Mr Adams} Robotham Rolls-Royce, Ltd. 2. December 29, 1937 so coating the head, as giving the best results in aircraft engines. We understand your concern are using this combination in conjunction with Silcrome seat rings. If you are using Silcrome, is it what we call the No. 1 grade which runs about 8 1/2% Chromium, .45 Carbon, and 3% Silioon? We would certainly be very much interested in hearing the results of your can investigation. With best personal regards, and the seasons' greetings to you and your associates, I remain Sincerely yours, WILCOX-RICH, Division of Eaton Manufacturing Company (Signature: V C Young) V.{VIENNA} C. Young Engineer V.{VIENNA} C. Young | ||