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Weekly (20240309) Roll-forming process, roller design (COPRA RF) practice: U-shaped tube.
#REFERENCE:
[1] CN106944505B,一種用於生產異型管的輥壓模具組及其生產方法.
Tags: #ColdRollForming , #RollForming , #RollFlower , #COPRA, #COPRARF, #COPRAFEARF.