Re-rolling machine DN100-1200-3000mm. Fuge produced Re-rolling machine is used to modify the bellow s shape. this machine can improve the flexibility and quality of the bellows by increasing its height and narrow its pitch.what make fuge re-roller different and better than others on the market is that the machine is installed with Siemens system. the engineer Could input the specifications through the HMl touch screen , whats more is that this machine can find the correct position and complete the re-rolling process automatically..