Babbitt metal

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A Tin alloy invented in 1839 by Isaac Babbitt for use in steam engines. Babbitt metal provides a low-friction surface for bearings made of Cast iron or Steel. Several compositions are currently called babbitt metals, such as:

- tin (89%) with small quantities of Antimony (7%) and Copper (4%)

- tin (9 %) with copper (10%)

- Lead (85%) with antimony (15%), Arsenic, and tin (5%)

- a mixed tin-lead alloy with antimony and copper.

Synonyms and Related Terms

babbit metal; white metal

Resources and Citations

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