Keltan 6622A is the most recent addition to the Keltan Great Grade product portfolio. The product has been designed for a wide variety of applications, requiring excellent weather and heat resistance. The product is especially suited for peroxide cure or slow-sulfur cure processing and provides excellent tensile and tear properties. Typical applications include autoclave cured elastomeric membranes, automotive hoses, V-belts, inner tubes in blends with (halo) butyl rubber, potable water and wastewater seals, non-black window gaskets and sport granulate. The many uses of Keltan 6622A are presented.