GPPS 1028
GPPS
GPPS 1028
Product description:
General purpose polystyrene GPPS 1028 is manufactured by continuous mass polymerization of styrene monomer. It has very high molecular weight , high heat grade , high melt strength , good clarity and mechanical strength.
Typical applications: It is recommended for XPS sheets and plates,and extruded embossed sheets,and its suitable for food applications . to make sure the article in their actual use are in compliance with the imposed migration requirements.
Packing: GPPS 1028 is supplied in the form of cylindrical of approximately 2.5×2.5 mm. the material can be supplied in either 25 kg bags.
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| properties | unit | value | ASTM method |
| physical | |||
| Melt flow rate @200°C & 5 kg load | g/10min | 2.4 | D1238 |
| Mechanical properties | |||
| Tensile strenght | Mpa | 55 | D638 |
| Flexural modulus | Mpa | 3200 | D790 |
| Charpy impact strength(un notched) | Kj/m² | 11 | D256 |
| Thermal properties | |||
| Vicat softening point @120°C,1 kg(min) | C | 102 | D1525 |
