| Category | Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT) , Polybutylene Terephthalate (PBT), Extrusion Grade |
| Manufacturer | Kolon |
| Trade Name | SPESIN® |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Kolon SPESIN® KP270 General Purpose PBT Base Resin.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.31 g/cc | 1.31 g/cc | ASTM D792 |
| Moisture Absorption at Equilibrium | 0.080 % | 0.080 % | ASTM D570 |
| Viscosity Measurement | 1.65 | 1.65 | Dl/g; Instinct Viscosity; OCP test |
| Linear Mold Shrinkage | 0.017 - 0.023 cm/cm | 0.017 - 0.023 in/in | ASTM D955 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell R | 79 | 79 | ASTM D785 |
| Tensile Strength | 54.0 MPa | 7830 psi | ASTM D638 |
| Elongation at Break | 250 % | 250 % | ASTM D638 |
| Flexural Strength | 94.0 MPa | 13600 psi | ASTM D790 |
| Flexural Modulus | 2.50 GPa | 363 ksi | ASTM D790 |
| Izod Impact, Notched | 0.490 J/cm | 0.918 ft-lb/in | ASTM D256 |
| Izod Impact, Unnotched | NB | NB | ASTM D256 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 80.0 µm/m-°C | 44.4 µin/in-°F | ASTM D696 |
| Melting Point | 221 °C | 430 °F | ASTM D1525 |
| Deflection Temperature at 0.46 MPa (66 psi) | 155 °C | 311 °F | ASTM D648 |
| Deflection Temperature at 1.8 MPa (264 psi) | 75.0 °C | 167 °F | ASTM D648 |
| Flammability, UL94 | HB | HB |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Dielectric Constant | 3.1 | 3.1 | ASTM D150 |
| Dielectric Strength | 28.0 kV/mm | 711 kV/in | ASTM D149 |
| Arc Resistance | 120 sec | 120 sec | ASTM D495 |