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Specifying the use of heat-resistant Bakelite powder for insulating parts on Merlin E inlet sparking plug adaptors.


Identifier  ExFiles\Box 61\1\  scan0248
Date  17th September 1935
  
r6110.

By. {R.W. Bailey - Chief Engineer} From Hs {Lord Ernest Hives - Chair} /Wst.
c. to E {Mr Elliott - Chief Engineer} /Rbr. {Mr Rubbra}

Hs {Lord Ernest Hives - Chair} /Wst.5/MA.17.9.35.

CONDUIT WIRING SCHEME FOR MERLIN(Aero Engine) E. {Mr Elliott - Chief Engineer}

When detailing the inlet sparking plug adaptors for the above will you please specify that the insulating parts should be moulded from powder grade EXX4933/4 as supplied by Bakelite Ltd.

This powder has special heat resisting properties which we have tested out in the laboratory.

Hs {Lord Ernest Hives - Chair} /Wst.
  
  
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).


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