What are the Signs it’s Time for Tire Grinding?

This article was authored by:

Jenny Seim
Technical Writer

Signs that it is Time for Tire (Tyre) Grinding

Rotary drum tires and trunnion wheels can become worn over time, and result in the following changes:         Chattering or vibrational noises Pitting Spalling Rolled over edges Timing marks Ridges Taper wear Washboarding The characteristics mentioned above can cause the weight of …

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Photo of the Week: Tire Grinding

This article was authored by:

Carrie Carlson
Technical Writer

Tire (Tyre) and Trunnion Grinding

This week’s photo shows a rotary drum tire being refurbished through tire grinding. Tire grinding is one aspect of rotary drum maintenance that helps to catch problems early on, potentially avoiding costly downtime. All rotary drums, whether heap leaching drums, rotary kilns, or dryers, rest …

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Photo of the Week: Rotary Drum Tire Inspection

This article was authored by:

Jenny Seim
Technical Writer

Rotary Drum Tire Inspection

Today’s photo highlights a rotary drum tire inspection. A digital caliper depth gauge (pictured) measures the depth of the grooves on the tire. If the grooves are too deep, as defined by the service technician, tire grinding may be proposed to resolve the issue. Grooves …

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Causes of Tire & Trunnion Wear

This article was co-authored by:

Craig Peppin
Service & Lab Manager

Carrie Carlson
Technical Writer

Causes of Tire (Tyre) and Trunnion Wear, Rotary Drum Tire

Tires, or riding rings, and trunnion wheels (rollers) are the support base on which a rotary drum is mounted. As the primary point of contact and rotational movement, wear on tires or trunnions is an early indicator of an underlying issue, making identifying wear a …

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Resource of the Week: Tire Grinding Page

This article was authored by:

Carrie Carlson
Technical Writer

Resource of the Week: Tire (Tyre) Grinding Page

This week’s highlighted resource is a page on tire grinding. Tire grinding is a service used to refinish rotary drum tires and trunnion wheels to like-new condition. It is a vital tool in prolonging the life of a rotary drum, as problems that begin in …

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Resource of the Week: Tire Grinding Webpage

This article was authored by:

Carrie Carlson
Technical Writer

Resource of the Week: Tire (Tyre) Grinding Page

This week’s highlighted resource is a page on tire grinding. Tire grinding is an essential maintenance practice for rotary drums of all types. Tires and trunnion wheels serve as the support system for the drum; problems originating here have the potential to cause significant damage …

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