Rotary Grinding & Reconditioning Service

Do you want to grind or do you want to recondition?
Anyone can grind, only a professional understands the equipment well enough to recondition.

Grinding, or resurfacing, is an excellent preventative maintenance measure that can keep your tires and support rollers in good condition, avoiding unnecessary damage, loss of production and downtime at your plant.

Image

The dangers of extreme wear

Conditions caused by extreme wear on the tires (riding rings) and support rollers (trunnions) of your rotary unit:

  • Poor contact between the tire (riding ring) and support roller (trunnions)

  • Unit Chattering

  • Excessive vibration

  • Excessive thrusting

Leading to

Leaving these issues unaddressed can cause a ripple effect, leading to damage on other components of your rotary equipment such as:

  • Damaged drive system/gear and pinion

  • Damaged bearings

  • Damaged piers/bases

  • Damaged thrust rollers

Image

When to grind your rotary dryer or kiln:

When you notice uneven wear patterns, washboarding, a taper or poor contact.

How often to grind:

Only grind 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 grind:

Tires (face and thrust side), support rollers, thrust rollers.

About our grinding field crew and method:

Each member of our grinding field crew has undergone specialized training and is internally certified to grind on your equipment. We perform a before and after measurement utilizing TomTom-Tools Measuring Wheel. We grind to a (1mm) tolerance, while tracking hardness to ensure your tires and support rollers are staying within specification.

At the end of the job our customer receives a completion report covering the accumulated data and important facts as well as follow-up items and good maintenance tips.

Image

What we need to know for grinding your rotary kiln or dryer:

  • Can your plant supply power and air?
  • RPM of rotary unit?
  • Type of lubricant used?
  • Face width of tire?
  • What is access like around the unit?
  • What type of drive system?

Helpful Tips:

  • If you see light washboarding, check thrust load on piers OR check gear/pinion mesh.
  • Pitting does not necessarily indicate a need to grind. Contact us to help determine whether grinding is appropriate.