| Category | Polymer , Thermoplastic , Polystyrene (PS) , Polystyrene, Flame Retardant |
| Manufacturer | Korea Kumho Petrochemical Co., Ltd. |
| Trade Name | Kuhmo |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | KKPC Kuhmo HF 430U Weather-resistant Flame Retarded HIPS.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.18 g/cc | 0.0426 lb/in³ | ASTM D792 |
| Water Absorption | 0.050 % | 0.050 % | 24 hr immersion; ASTM D570 |
| Linear Mold Shrinkage | 0.0030 - 0.0060 cm/cm | 0.0030 - 0.0060 in/in | ASTM D955 |
| Melt Flow | 12 g/10 min | 12 g/10 min | ASTM D1238 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell M | 55 | 55 | ASTM D785 |
| Tensile Strength, Ultimate | 22.6 MPa | 3270 psi | ASTM D638 |
| Elongation at Break | 70 % | 70 % | ASTM D638 |
| Flexural Yield Strength | 39.2 MPa | 5690 psi | ASTM D790 |
| Flexural Modulus | 2.06 GPa | 299 ksi | ASTM D790 |
| Izod Impact, Notched | 1.23 J/cm @Thickness 3.20 mm |
2.30 ft-lb/in @Thickness 0.126 in |
ASTM D256 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Deflection Temperature at 1.8 MPa (264 psi) | 75.0 °C | 167 °F | unannealed; ASTM D648 |
| 83.0 °C | 181 °F | annealed; ASTM D648 | |
| Vicat Softening Point | 94.0 °C | 201 °F | ASTM D1525 |
| Flammability, UL94 | V-0 @Thickness 1.60 mm |
V-0 @Thickness 0.0630 in |
|
| V-0 @Thickness 3.20 mm |
V-0 @Thickness 0.126 in |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | 1.00e+16 ohm-cm | 1.00e+16 ohm-cm | ASTM D257 |
| Dielectric Strength | 17.7 kV/mm | 450 kV/in | ASTM D149 |