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).
Comparative analysis report for two samples, 'A' and 'B', detailing their physical and chemical properties.
Identifier | ExFiles\Box 145\1\ scan0230 | |
Date | 10th September 1937 guessed | |
No.1. Sample Marked "A" Sample Marked "B" Specific Gravity @ 60°F . . . . . . .904 . . . . . . .904 Pour Test . . . . . . . . . . . . . . 5°F . . . . . . . . 5°F Open Flash Point . . . . . . . . . . .460°F . . . . . . .480°F Redwood Viscosity @ 70°F . . . . . . 5990" . . . . . . .5797" @ 100°F . . . . . . 1530" . . . . . . .1566" @ 140°F . . . . . . 450" . . . . . . . 460" @ 200°F . . . . . . 121" . . . . . . . 130" Colour (Lovibond) . . . . . . . . . . Dark . . . . . . . 190 Compound . . . . . . . . . . . . . . .Nil . . . . . . . Nil Neutralization Value KOH . . . . . . 0.280 . . . . . . .0.280 Water . . . . . . . . . . . . . . . . Nil . . . . . . . Nil Emulsion . . . . . . . . . . . . . . .Nil . . . . . . . Nil Total Sulphur . . . . . . . . . . . .0.44% . . . . . . .0.44% " Chlorine . . . . . . . . . . . . .Nil . . . . . . . Nil Other impurities . . . . . . . . . . Nil . . . . . . . Nil Traces of score lines on pin and race. No discolouration. | ||