refining temperature

refining temperature

[ri′fīn·iŋ ‚tem·prə·chər]
(metallurgy)
The temperature just above the transformation range employed in the heat treatment of steel in order to refine grain size.
References in periodicals archive ?
The very high alumina to reactive silica content and the ability to process this gibbsitic bauxite at low refining temperatures make it very efficient bauxite to refine and is why Darling Range alumina refineries are in the lowest quartile cost producers in the world"