| 摘要 |
A subliner for use in a metal extrusion press, the subliner comprising an elongate annular body having an outer surface dimensioned for placement within an outer mantle, and an inner surface dimensioned to receive an inner liner. The subliner further comprises at least one heating element positioned longitudinally between the outer and inner surfaces of the elongate annular body for providing heat in at least one selected region of the subliner, in close proximity to the inner liner.
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