Welcome to Imerys Performance Minerals



Cimpact® grades are high brightness, high purity, very platy, very fine talcs.

SEM photo Cimpact
Cimpact 710R

Cimpact® grades provide:

  • Excellent stiffness
  • Good HDT and dimensional stability
  • Good balance of impact strength and stiffness
  • High brightness, improved aesthetics and color-matching

In high performance plastics, our surface treated Cimpact® grades also provide:

  • Extended thermal and UV stability (Cimpact® 710HS)
  • Optimum odor control (Cimpact® 710HS)
  • Improved dispersion and polymer compatibilization  (Cimpact CB7)

Cimpact® grades are recommended for use in:

  • High performance plastics
  • Nucleation of semi-crystalline plastics (Cimpact® 699)
  • Foamed plastics
  • Plastic films

Cimpact® is available in compacted form for maximum extruder throughput, minimum dust, and improved dispersion.


We offer a full range of bespoke formulation and technical and process support services to help you match the right mineral grade to your application requirement.

Please contact us, we will be only too happy to help

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