Oval shimo roller shutter mlango roll kutengeneza mashine, ni maarufu katika Amerika ya Kaskazini na Amerika ya Kusini.
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
kufuatilia kata, kasi na shimo 5m/min, kasi bila shimo 9m/min
Urefu wa slat unaweza kuwekwa kiholela katika plc (mradi tu urefu wa jumla unalingana na idadi ya mashimo)