20240601

每週 (20240601)連續輥軋製程(花圖)、輥輪設計(COPRA RF) 練習：金屬門框。

Weekly (20240601) Roll-forming process (roll flower) and roller design (COPRA RF) practice: Metal Door Frame.

#REFERENCE:

[1] CN210360264U, Production line for metal door frames

, https://patents.google.com/patent/CN210360264U/

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Tags: #ColdRollForming , #RollForming , #RollFlower , #COPRA, #COPRARF, #COPRAFEARF.

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