The results show that the cone-shaped parts prepared by warm extrusion can meet the requirement, and the process provides a valuable reference for similar parts.
Introduced in detail calculation method of drawing process of a thin-wall and deep-cone part, provided certain reference to the similar parts pressing process.
对薄壁深锥零件的拉伸工艺计算进行了详细的介绍，对同类零件的冲压工艺编制提供了参考。
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Also, with real cases the article analyzes the characteristics of water cone, which provide reference for development of the gas reservoirs driven by bottom water.