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Title Improved Multiple Mold Porthole Extrusion Technology for Circular Aluminum Tube
Attached File 18NT-99-Improved_Multiple_Mode_Porthole.pdf  File Download Date 2018-12-18
1. Overview

- Hollow extrusion mold manufacturing technology cross distributing the welding lines through multiple molds in order to improve the mechanical
characteristic declining phenomenon caused by the welding lines as formed to the sectional direction of products with existing porthole extrusion process.

For more information, see the attached file.
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