Lo-Ex

Lo-Ex is an aluminium alloy with a very small thermal expansion co-efficient. It contains approximately 14 per cent silicon, 2 per cent nickel, and 1 per cent each of copper and magnesium.[1]

Applications

It has been used extensively and successfully over the years for all types of piston,[2] including in Hillman Imp,[3] and Terraplane[4] engines.

References

  1. Internal combustion engines illustrated. Long Acre, London: Odhams Press Limited. 1947. p. 85.
  2. R. Munro (1978). "Wellworthy get it under control". Industrial Lubrication and Tribology 30 (6): 224–235. doi:10.1108/eb053170.
  3. "The Imp Engine".
  4. "1936 Terraplane specifications".