Automatic flexible metal tube making machine Size:DN25 till ... layers: single or double layersType of the bellows: annular bellowsApplications: for auto exhaust bellows, flexible metal hoses, and expansion jointsControl: PLC controlLength: ... layers:0.8*2-1.6*2Type of the bellows: annular bellowsControl: PLC control, manual or automatic ... , 300,350,400,450,500,550,600mm Flexible Metal Tube Making Machine