Perfect Your Plastic

Covia’s unique mineral filler products help improve a polymer’s end-use properties, including color,  scratch and mar, and UV resistance.

They can also be used to adjust properties like weight, volume, and cost. We carefully monitor the processing and properties of all of our additives to ensure consistent high-quality.

Woman holding a plate of plastic wrapped tomatoes

Our MINBLOC® HC series anti-blocking agents offer excellent clarity with low haze in clear polyolefin films like those used in food packaging.

HiFill® N (Nepheline syenite) is ideal for outdoor construction including decking, vinyl sidings, window and door profiles, and fencing due to is superior UV and scratch and mar resistance.

Why Covia?

Achieve high performance and product consistency in flexible film

Have peace of mind with quality monitoring systems designed to control and optimize mineral mining, processing and beneficiation

Rely on dedicated operations that precisely tailor particle size distributions and specific surface areas