... /1secon We make all kinds of hose making machines including the following:1. Elastomer Annular Hose Forming Machine: DN12-DN100 1). Diameter: DN12mm- ... layersType of the bellows: annular bellowsApplications: for auto exhaust bellows, flexible metal hoses, and expansion jointsControl: PLC controlLength: ≤7500mmExpanding medium: ... ,250, 300,350,400,450,500,550,600mm Hydraulic Metal Hose Making Machine