Description of problem:
Heavy back-edge wear will have a polished appearance or abnormal grooves worn into surface. Swaging of corners can also occur.

Likely causes:

  1. Excessive feed rate.
  2. Excessive back-up guide “preload”.
  3. Improper band tracking – back edge rubbing heavily on wheel flange.
  4. Worn or defective back-up guides.
Heavy Wear And Or Swagging On Back Edge