When to resurface your rotary dryer or kiln:
When you notice uneven wear patterns, washboarding, a taper or poor contact.
How often to resurface:
Only resurface when absolutely necessary. If you have to grind every year, you are only addressing the symptom, not the root-cause. It is time to perform a deeper investigation.
Components IKD can resurface:
Tires (face and thrust side), support rollers, thrust rollers.