General purpose polystyrene (GPPS) 0503 is a high molecular weight crystal polystyrene which allows maximum dilution rates with high impact polystyrene grades. In dilution, polystyrene crystal 0503 gives excellent processing in both extrusion and thermoforming with good finished product dimensional stability. Application: It is recommended for cups and other products by in line extrusion thermoforming, foamed trays by direct gassing, dairy sheets, CD boxes, toys, and office equipment.Information provided by Persian Gulf Polymer - Pooya Tejarat Novin Co. |