Annealing
[ə'nilɪŋ]
Definition
(p. pr. & vb. n.) of Anneal
(n.) The process used to render glass, iron, etc., less brittle, performed by allowing them to cool very gradually from a high heat.
(n.) The burning of metallic colors into glass, earthenware, etc.
Typist: Ursula
Examples
- The steel for the manufacture of dies is carefully selected, forged at a high heat into the rough die, softened by careful annealing, and then handed over to the engraver. Various. The Wonder Book of Knowledge.
- In _annealing_ and _tempering_, electricity has also been employed as a means of heating (see patent to Shaw, No. 211,938, February 4, 1879). Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- As it is impossible to roll perfectly true, it is necessary to draw these strips, after being softened by annealing. Various. The Wonder Book of Knowledge.
- The final boring takes place after a second annealing. Various. The Wonder Book of Knowledge.
- Welding by Electricity, and Tempering and Annealing. William Henry Doolittle. Inventions in the Century.
Typed by Darla