GPPS (General Purpose Polystyrene)
1. Best quality goods
2. Competitive price
3. Delivery quickly
4. Free samples
Specification: Injection moulding, extrusion, medical usage
Uasge: CD box, drink cup, egg box, extrusion package materials, medical articles, vegetable box in refrigerator
GPPS (General Purpose Polystyrene)
1. Best quality goods
2. Competitive price
3. Delivery quickly
4. Free samples
Specification: Injection moulding, extrusion, medical usage
Uasge: CD box, drink cup, egg box, extrusion package materials, medical articles, vegetable box in refrigerator
Item | Test conditions | Test method | Test data | unit |
Density |
| ISO 1183:1987 | 1040 | kg/m3 |
Water absorption |
| ISO 62:1999 | <0.1 | % |
Melt flow rate | 200°C/5kg | ISO 1133:1997 | 3.8 | cm3/10min |
Process shrinkage |
| ISO 294-4:1997 | 0.4-0.6 | % |
Charpy impact strength | 1eU | ISO 179:1993 | 15 | kj/m2 |
Tensile modulus | 1mm/min | ISO 527-2:1993 | 3300 | MPa |
Elongation | 50mm/min | ISO 527-2:1993 | 3 | % |
Tensile strength at break | 50mm/min | ISO 527-2:1993 | 55 | MPa |
Ball indentation hardness H | 358N/30s | ISO 2039-1:1993 | 150 | N/mm2 |
Bending strength | 2mm/min | ISO 178:1993 | 100 | MPa |
HDT | 1.8MPa | ISO 75-2:1993 | 84 | °C |
Linear coefficient of thermal expansion | (23-80)°C | DIN 53 752 | 0.8-1.0 | K-1 |
Heat conduction |
| DIN 52 612 | 0.16 | W/mK |
Vicat softening point | B50/oil | ISO 306:1994 | 93 | °C |
Flame retardance | >1.4mm | UL-Standard 94 | 94HB | Class |
Understanding our customers, we care about the future of our business. Up to today, with reasonable price and good quality, all our products sell well in the international marketing. We want to ensure that you get our good service, only high quality and speedy delivery. We sincerely want to supply you with high quality products and perfect service based on our efficient management and professional work teams. Because professional, so trust!