GPPS1540
1 product description
GPPS1540 is an easy flowing crystal polystyrene designed for extrusion or injection applications.
It improves extruder output and thermoforming cycle time when mixed with a high impact
polystyrene such as HIPS7240.It is particularly suitable for glossy-layer coextrusion.
This grade has food contact approval.
2 applications
packaging articles,petri dishes,office equipments,pen barrels,crisper boxes for refrigerators,cups,food containers
gloss layer coextrusion.anionic styrene butadiene copolymer dilution.
| PROPERTY | UNIT | TEST METHOD | TYPICAL VALUE |
| MELT FLOW INDEX(200C-5KG) | g/10min | ASTM D-1238 | 11 |
| STYRENE RESIDUAL MONOMER | PPM | CLG LABPSG004 (ATOFINA TEST METHOD) | <500 |
| VICAT SOFTENING POINT ( 50 °C/hr 1kg) | C | ASTM D-1525 | 91 |
| ROCKWELL HARDNESS | - | ASTM D-1525 | L SCALE/ 70 |
| TENSILE STRENGTH AT BREAK | MPA | ASTM D-638 | 42 |
| ELONGATION AT BREAK | % | ASTM D-638 | 2 |
| TENSILE MODULUS | MPA | ASTM D-638 | 3100 |
