| Category | Polymer , Thermoplastic , Polystyrene (PS) , Polystyrene, Heat Resistant Grade | 
| Manufacturer | Styrolution | 
| Trade Name | PS | 
| Port | Shanghai port,China | 
| Trade Terms | FOB, CFR, CIF | 
| Payment Terms | L/C, T/T, Western Union | 
| Download PDF | Styrolution PS 156F GPPS.pdf  | 
          
| Price | EMAIL US sales@lookpolymers.com | 
| Physical Properties | Metric | English | Comments | 
|---|---|---|---|
| Density | 1.04 g/cc | 0.0376 lb/in³ | ISO 1183 | 
| Moisture Absorption at Equilibrium |           <= 0.10 %                     @Temperature 23.0 °C  | 
                  <= 0.10 %                     @Temperature 73.4 °F  | 
        50% RH; ISO 62 | 
| Water Absorption at Saturation |           <= 0.10 %                     @Temperature 23.0 °C  | 
                  <= 0.10 %                     @Temperature 73.4 °F  | 
        ISO 62 | 
| Linear Mold Shrinkage | 0.0040 - 0.0060 cm/cm | 0.0040 - 0.0060 in/in | ISO 294-4 | 
| Melt Flow |           28           g/10 min           @Load 5.00 kg, Temperature 200 °C  | 
                  28           g/10 min           @Load 11.0 lb, Temperature 392 °F  | 
        ISO 1133 | 
| Mechanical Properties | Metric | English | Comments | 
|---|---|---|---|
| Ball Indentation Hardness | 150 MPa | 21800 psi | ISO 2039-1 | 
| Tensile Strength, Yield | 40.0 MPa | 5800 psi | ISO 527 | 
| Elongation at Break | 1.5 % | 1.5 % | ISO 527 | 
| Tensile Modulus | 3.20 GPa | 464 ksi | ISO 527 | 
| Flexural Strength | 50.0 MPa | 7250 psi | ISO 178 | 
| Charpy Impact Unnotched | 0.500 J/cm² | 2.38 ft-lb/in² | ISO 179 | 
| Thermal Properties | Metric | English | Comments | 
|---|---|---|---|
| CTE, linear | 80.0 µm/m-°C | 44.4 µin/in-°F | ISO 11359 | 
| Thermal Conductivity | 0.160 W/m-K | 1.11 BTU-in/hr-ft²-°F | DIN 52612-1 | 
| Deflection Temperature at 1.8 MPa (264 psi) | 90.0 °C | 194 °F | ISO 75 | 
| Vicat Softening Point |           101           °C           @Load 5.10 kg  | 
                  214           °F           @Load 11.2 lb  | 
        120°C/h; ASTM D 1525 | 
| Electrical Properties | Metric | English | Comments | 
|---|---|---|---|
| Volume Resistivity | >= 1.00e+18 ohm-cm | >= 1.00e+18 ohm-cm | IEC 60093 | 
| Surface Resistance | >= 1.00e+13 ohm | >= 1.00e+13 ohm | IEC 60093 | 
| Processing Properties | Metric | English | Comments | 
|---|---|---|---|
| Melt Temperature | 180 - 280 °C | 356 - 536 °F | ISO 294 |