| Category | Polymer , Thermoplastic , Polystyrene (PS) , Polystyrene, Impact Modified |
| Manufacturer | Supreme Petrochem LTD |
| Trade Name | |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Supreme Petrochem SP 255 Toughened Polystyrene.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.03 g/cc | 1.03 g/cc | ASTM D792 |
| Melt Flow | 6.0 g/10 min @Load 5.00 kg, Temperature 200 °C |
6.0 g/10 min @Load 11.0 lb, Temperature 392 °F |
ASTM D1238 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Tensile Strength at Break | 39.2 MPa | 5690 psi | 50 mm/min; ASTM D638 |
| Elongation at Break | 10 % | 10 % | 50 mm/min; ASTM D638 |
| Flexural Strength | 53.9 MPa @Thickness 3.20 mm |
7820 psi @Thickness 0.126 in |
ASTM D790 |
| Flexural Modulus | 1.96 GPa @Thickness 3.20 mm |
284 ksi @Thickness 0.126 in |
ASTM D790 |
| Izod Impact, Notched | 2.00 J/cm @Thickness 3.20 mm |
3.75 ft-lb/in @Thickness 0.126 in |
ASTM D256 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Deflection Temperature at 1.8 MPa (264 psi) | 77.0 °C | 171 °F | ASTM D648 |
| Vicat Softening Point | 102 °C | 216 °F | 1kg / 120°C; ASTM D1525 |
| Flammability, UL94 | HB @Thickness 1.60 mm |
HB @Thickness 0.0630 in |
| Optical Properties | Metric | English | Comments |
|---|---|---|---|
| Haze | 2.0 % @Thickness 1.00 mm |
2.0 % @Thickness 0.0394 in |
|
| Transmission, Visible | 82 % @Thickness 1.00 mm |
82 % @Thickness 0.0394 in |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Melt Temperature | <= 220 °C | <= 428 °F | |
| Mold Temperature | 40.0 - 50.0 °C | 104 - 122 °F |