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).
Two samples of K.D.G. packing material for petrol or oil joints.
| Identifier | ExFiles\Box 140\3\ scan0033 | |
| Date | 6th February 1933 | |
| Hs.{Lord Ernest Hives - Chair} VVTvq BY/EM6/J.6.2.33. K.D.G.Packings for Petrol or Oil Joints. We are handing to you herewith two pieces of jointing material supplied by the Korect Depth Gauge Co. We have had samples of this material tested in our Laboratory and they report that it is mot affected by petrol, benzol or mineral lubricating oils. The two samples we are handing to you herewith are as follows:- (1) The sample marked No.1 represents a special packing for use where it is required to possess heat resisting qualities. (2) The sample marked 2 represents their ordinary quality material which is of cork with special layers of canvas. This sample is the thinnest which can be produced in this manner. If you are interested in either of these, we shall be pleased to obtain further quantities for test purposes. [Handwritten Note] Rm{William Robotham - Chief Engineer} What material are we using on Peregrine valve ends? H BY/EM [Signature] | ||