| Category | Polymer , Thermoplastic , Polystyrene (PS) , Polystyrene, Flame Retardant | 
| 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 555 Flame Retardant Polystyrene.pdf  | 
          
| Price | EMAIL US sales@lookpolymers.com | 
| Physical Properties | Metric | English | Comments | 
|---|---|---|---|
| Specific Gravity | 1.16 g/cc | 1.16 g/cc | ASTM D792 | 
| Melt Flow |           8.0           g/10 min           @Load 5.00 kg, Temperature 200 °C  | 
                  8.0           g/10 min           @Load 11.0 lb, Temperature 392 °F  | 
        ASTM D1238 | 
| Mechanical Properties | Metric | English | Comments | 
|---|---|---|---|
| Tensile Strength at Break | 25.5 MPa | 3700 psi | 50 mm/min; ASTM D638 | 
| Elongation at Break | 30 % | 30 % | 50 mm/min; ASTM D638 | 
| Flexural Strength |           34.3           MPa           @Thickness 3.20 mm  | 
                  4970           psi           @Thickness 0.126 in  | 
        ASTM D790 | 
| Flexural Modulus |           1.86           GPa           @Thickness 3.20 mm  | 
                  270           ksi           @Thickness 0.126 in  | 
        ASTM D790 | 
| Izod Impact, Notched |           1.00           J/cm           @Thickness 3.20 mm  | 
                  1.87           ft-lb/in           @Thickness 0.126 in  | 
        ASTM D256 | 
| Thermal Properties | Metric | English | Comments | 
|---|---|---|---|
| Deflection Temperature at 1.8 MPa (264 psi) | 80.0 °C | 176 °F | ASTM D648 | 
| Vicat Softening Point | 98.0 °C | 208 °F | 1kg / 120°C; ASTM D1525 | 
| Flammability, UL94 |           V-0                     @Thickness 1.60 mm  | 
                  V-0                     @Thickness 0.0630 in  | 
        
| Electrical Properties | Metric | English | Comments | 
|---|---|---|---|
| Volume Resistivity | >= 1.00e+16 ohm-cm | >= 1.00e+16 ohm-cm | IEC 93 | 
| Surface Resistance | >= 1.00e+14 ohm | >= 1.00e+14 ohm | IEC 93 | 
| Dielectric Constant |           2.6                     @Frequency 1e+6 Hz  | 
                  2.6                     @Frequency 1e+6 Hz  | 
        IEC 250 | 
| Dissipation Factor |           0.00040                     @Frequency 1e+6 Hz  | 
                  0.00040                     @Frequency 1e+6 Hz  | 
        IEC 250 | 
| Processing Properties | Metric | English | Comments | 
|---|---|---|---|
| Melt Temperature | <= 250 °C | <= 482 °F | |
| Mold Temperature | 40.0 - 60.0 °C | 104 - 140 °F | |
| Drying Temperature | 60.0 - 80.0 °C | 140 - 176 °F | Pre drying temp. |