Plastistrength® 580


Plastistrength® 580 acrylic process aid is an ultra-high molecular weight product, offering improved melt strength when used in the extrusion of cellular PVC sheet and building products, including foam-core pipe, trim board, cellular PVC sheet and signage, and foamed profiles. 

Plastistrength® 580 acrylic process aid allows compounders to realize increased efficiencies in usage of up to 20% when compared to standard process aids, while maintaining cell structure and density requirements.

Geographic availability



  • Building and construction
    • Exterior building products
    • Extrusion
    • Injection molding
    • PVC
    • Siding
  • Chemical and plastics industry
    • PVC


  • Extruded sheet
  • Fence, deck and rail extrusion
  • Foam / Cellular PVC
  • Weatherable molding
  • Window profile extrusion
  • Wood composite molding

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