GPPS1160
1 product description
GPPS1160 is a high heat resistance and molecular weight crystal polystyrene for extrusion and bi
oriented polystyrene(OPS) industry.It is particularly useful in the production of thick sheet by direct
inject gassing,where it gives expanded sheets with high mechanical properties.
GPPS1160 can also be used in dilution with HIPS7240 for extrusion of sheet for thermoforming.
This grade has food contact approval
2 applications
shower cabinets,lighting thin films,insulation board,foam sheet of fruits trays,meat trays,egg boxes.
| PROPERTY | UNIT | TEST METHOD | TYPICAL VALUE |
| MELT FLOW INDEX(200C-5KG) | g/10min | ASTM D-1238 | 2.5 |
| STYRENE RESIDUAL MONOMER | PPM | CLG LABPSG004 (ATOFINA TEST METHOD) | <500 |
| VICAT SOFTENING POINT ( 50 °C/hr 1kg) | C | ASTM D-1525 | 105 |
| ROCKWELL HARDNESS | ASTM D-785 | SCALE/L70 | |
| TENSILE STRESS AT BREAK | MPA | ASTM D-638 | 48 |
| ELONGATION AT BREAK | % | ASTM D-638 | 3 |
| TENSILE MODULUS | MPA | ASTM D-638 | 3200 |
