GPPS 1047 is a high molecular weight crystal polystyrene designed for versatility in both extrusion and molding applications. It is particularly effective when blended with high impact polystyrene grades, enhancing both the processability and the quality of the final products.
 
Product Description
Type: General Purpose Polystyrene (GPPS)
Features: GPPS 1047 is known for its excellent ability to be diluted with other polystyrene forms while maintaining superior processing characteristics in extrusion and thermoforming. This makes it ideal for producing a wide range of products with minimal shrinkage and high-quality finishes.
 
Technical Specifications
Melt Flow Rate (200°C & 5 kg load): 4.2 g/10 min (ASTM D1238)
Tensile Strength: 50 MPa (ASTM D638)
Flexural Modulus: 3100 MPa (ASTM D790)
Charpy Impact Strength: 10 Kj/m² (ASTM D256)
Vicat Softening Point: 100°C (ASTM D1525)
 
Applications
Inline Extrusion/Thermoforming: Recommended for the production of cups and other products requiring precise molding capabilities.
Foamed Trays and Dairy Sheets: Ideal for direct gassing methods to produce trays and sheets with specific dimensional requirements.
Consumer Products: Suitable for manufacturing CD boxes, toys, and office equipment, where clarity and rigidity are essential.
 
Packaging
Form: Supplied in cylindrical pellets approximately 2.5×2.5 mm in size.
Packaging Options: Available in 25 kg bags, catering to industrial-scale requirements.
 
Regulatory Compliance
Food Contact Safety: Manufacturers using GPPS 1047 for food contact applications must ensure compliance with relevant migration limits to meet safety standards.
 
Summary
GPPS 1047 from Petro Paak is a robust and adaptable general purpose polystyrene that excels in a broad spectrum of industrial applications. Its high molecular weight and excellent dilution capabilities make it a preferred choice for manufacturers looking for a polystyrene that offers both high performance and versatility in product fabrication. Whether for food packaging or consumer goods, GPPS 1047 delivers quality and reliability.