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Retaining Rings

Delivers stability with improved consistency and cleanliness

Planaredge® retaining rings are designed to deliver superior performance and lowest the cost of ownership for your most advanced copper, oxide, tungsten or STI CMP process.  The unique, injection-molded composite design delivers stability with improved consistency and cleanliness, fully customizable to your specifications.

Planaredge® Retaining Rings

Fully-molded, all-polymer design for the most advanced copper, oxide, tungsten or STI CMP processes