GPPS 1144 Leave a Comment / Uncategorized / By pgpc Product Description: General purpose polystyrene GPS 1144 is manufactured by continuous mass polymerization of styrene monomer. Application: It is recommended for packaging articles, Injection Molding, petri dishes, office equipments, pen barrels. PROPERTYVALUEUNITTEST METHOD Melt Flow Rate (200°C/5KG)13 – 15 g/10minASTM – D1238 Tensile strength40MPaASTM – D638 Flexural modulus2900MPaASTM – D790 Vicat softening point at 120°C, 1kg90°CASTM – D1525