Delivery of Zhongyuan automatic CZ changeable Purlin Roll Forming Machine to North American country Quick changeable system from C to Z purlin 1. Change size of purlin automatically. People key in and then the control system adjusts the different sizes automatically. Just push the button and the rollers will automatically adjust the required sizes without being adjusted by people. 2. Change of C type or Z type, change the turnover device manually. Within 15 minutes finish change from C to Z purlin.
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