Through to the extruding technology innovation research of using 3500t hydraulic machine extruding seamless special pipe, broke through the traditonal design idea, designed the special extruding die.

• 通过对3500t水压机挤压无缝异形管材的挤压技术创新研究,突破了传统的设计理念,设计了国内尚属罕见的一整套挤压模具。