PARACRYL 3055 IM – acrylic impact modifier (AIM) is based on a unique “Core – Shell” acrylic molecular composition that imparts excellent impact strength, proven weatherability, flawless surface finish and ease of processing to outdoor and highly durable Vinyl and C-PVC applications. It is optimised for use with lead, tin and mixed metal stabilizers and offers lower melt viscosity,faster fusion and low post extrusion shrinkage while producing weatherable building products.