The roller's tilting angle is automatically adjusted as per the work piece diameter, no need manual adjustment.

1.4 roller of power frame adopt all-gear coupling driving to realize four-wheel drive
2. Steel and rubber combined rollers have high bearing capability and strong driving ability.
3. Stepless speed adjustment of high quality transducer is adopted, with a wide speed adjustment range, large start-up moment and high precision.
4. Operation controller is simple and reliable. linkage interfaces are reserved in the electric box, which can realize the linkage operation with the column and boom control unit made by CDJASIC.