Category | Polymer , Thermoplastic , Polystyrene (PS) , Polystyrene, Molded, Unreinforced |
Manufacturer | LG Chemical |
Trade Name | |
Port | Ningbo port,China |
Trade Terms | FOB, CFR, CIF |
Payment Terms | L/C, T/T, Western Union |
Download PDF | LG Chemical SG-950 Alphalac Polystyrene.pdf |
Price | EMAIL US sales@lookpolymers.com |
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 1.04 g/cc | 0.0376 lb/in³ | ASTM D792 |
Linear Mold Shrinkage | 0.0040 - 0.0080 cm/cm | 0.0040 - 0.0080 in/in | ASTM D955 |
Melt Flow | 5.0 g/10 min @Load 5.00 kg, Temperature 200 °C |
5.0 g/10 min @Load 11.0 lb, Temperature 392 °F |
ASTM D1238 |
Mechanical Properties | Metric | English | Comments |
---|---|---|---|
Hardness, Rockwell R | 104 | 104 | ASTM D785 |
Tensile Strength, Yield | 36.3 MPa | 5260 psi | 50 mm/min; ASTM D638 |
Elongation at Break | 40 % | 40 % | 50 mm/min; ASTM D638 |
Flexural Yield Strength | 54.0 MPa | 7830 psi | 15 mm/min; ASTM D790 |
Flexural Modulus | 2.40 GPa | 348 ksi | 15 mm/min; ASTM D790 |
Izod Impact, Notched | 0.930 J/cm @Thickness 6.35 mm |
1.74 ft-lb/in @Thickness 0.250 in |
ASTM D256 |
1.27 J/cm @Thickness 3.17 mm |
2.38 ft-lb/in @Thickness 0.125 in |
ASTM D256 |
Thermal Properties | Metric | English | Comments |
---|---|---|---|
Deflection Temperature at 1.8 MPa (264 psi) | 82.0 °C @Thickness 12.7 mm |
180 °F @Thickness 0.500 in |
Unannealed; ASTM D648 |
Vicat Softening Point | 102 °C | 216 °F | 1000 g; ASTM D1525 |
Flammability, UL94 | HB | HB | 1/16 in |
HB | HB | 1/8 in | |
Flame Spread | 35.0 mm/min @Thickness 3.17 mm |
1.38 in/min @Thickness 0.125 in |
FH3 |
Electrical Properties | Metric | English | Comments |
---|---|---|---|
Comparative Tracking Index | >= 600 V | >= 600 V | UL Rating PLC 0 (>600 volts) |
Hot Wire Ignition, HWI | 15 - 30 sec | 15 - 30 sec | UL Rating PLC 3 (15-30 sec) |
High Amp Arc Ignition, HAI | >= 120 arcs | >= 120 arcs | UL Rating PLC 0 (>120 arcs) |
High Voltage Arc-Tracking Rate, HVTR | <= 10.0 mm/min | <= 0.394 in/min | UL Rating PLC 0 (0-10 mm/min) |