1.automatic corrugated pipe expanding machine 2.belling range:200-400mm 3.PVC-U double-wall corrugated pipes 4.Water-cooled 1.automatic corrugated pipe expanding machine2.belling range:200-400mm3.PVC-U double-wall corrugated pipes 4.Water-cooledDS400P automatic belling machine is earmarked for PVC-U double-wall corrugated pipes with belling smooth type (Z-type). It is jointly used with extruder ...
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