1.Use screw for regulation, large ton adopts prepared screw to adjust central distance of roller, so as to adjust to the chuange of diameter of work piece.
2. Steel glue assembly roller, long ton adopts full steel roller, which features in large loading capacity and driven capacity.
3. Excellent speed reducing driven organ.
4. Frequency conversion stepless speed regulation, which is simple and reliable.
5. Manual control box operation, which can be remote controlled.