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.
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.