This standard is applicable to various rollers and drying cylinders of papermaking machinery supported by rolling bearings or sliding bearings, with a vehicle speed greater than 150m/min, and a rotational speed greater than 100r/min. Those that do not meet one of the aforementioned vehicle speed and rotational speed conditions may be implemented based on specific circumstances. . The balance quality part of the standard can be used as the acceptance standard between the manufacturer and the user.
QB/T 3917-1999 history
1986QB/T 3917-1999 Dynamic balancing of rolls and dryers of paper machine