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套筒式导向挤压模导向精度高,对中性好。本文给出了两种套筒式导向反挤压模的实用结构,并论述了模具的结构特点。
Sleeve-oriented extrusion die-oriented high precision, good neutral. In this paper, two kinds of sleeve-type anti-extrusion die practical structure, and discusses the structural characteristics of the mold.