carbonate powder can be used for color products. In addition, it brings final plastic products a more bright and more glossy surface.

Kaolin is mainly used in plastics for its anti-blocking characteristics as well as an infrared absorber in laser marking. It increases impact strength and heat resistance. Metakolinite is used to stabilize PVC. Kaolin has also been shown to increase the abrasion resistance and can replace carbon black as a filler material and improve the flow properties

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