Oval hole roller shutter door roll forming machine, popular kini sa North America ug South American.
Torrist structure, the forming roller has high machining accuracy, and the roller use material as Cr12 with high precision work ,heat treatment, uselife is longer
Special design of oval hole , 3 stations of punching, edging and flanging at the same time, accurate hole size (152 * 25MM), accurate punching position, no half hole, flanging does not hurt finger
pagsubay sa pagputol, katulin nga adunay lungag 5m/min, katulin nga walay lungag 9m/min
Ang gitas-on sa slat mahimong itakda nga arbitraryo sa plc (basta ang kinatibuk-ang gitas-on motakdo sa gidaghanon sa mga lungag)