| Category | Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT) , Polybutylene Terephthalate (PBT), Impact Grade |
| Manufacturer | DuPont Performance Polymers |
| Trade Name | Crastin® |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | DuPont Performance Polymers Crastin® ST820 BK503 Polybutylene Terephthalate (PBT)
(Unverified Data**).pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.22 g/cc | 0.0441 lb/in³ | ISO 1183 |
| Linear Mold Shrinkage, Flow | 0.018 cm/cm | 0.018 in/in | ISO 294-4 2577 |
| Linear Mold Shrinkage, Transverse | 0.017 cm/cm | 0.017 in/in | ISO 294-4 2577 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Tensile Strength, Yield | 36.0 MPa | 5220 psi | ISO 527-1/-2 |
| Elongation at Break | >= 50 % | >= 50 % | Nominal; ISO 527-1/-2 |
| Elongation at Yield | 7.0 % | 7.0 % | ISO 527-1/-2 |
| Tensile Modulus | 1.60 GPa | 232 ksi | ISO 527-1/-2 |
| Flexural Strength | 50.0 MPa | 7250 psi | ISO 178 |
| Flexural Modulus | 1.50 GPa | 218 ksi | ISO 178 |
| Izod Impact, Notched (ISO) | 60.0 kJ/m² | 28.6 ft-lb/in² | ISO 180/1A |
| 10.0 kJ/m² @Temperature -40.0 °C |
4.76 ft-lb/in² @Temperature -40.0 °F |
ISO 180/1A | |
| Izod Impact, Unnotched (ISO) | NB | NB | ISO 180/1U |
| NB @Temperature -30.0 °C |
NB @Temperature -22.0 °F |
ISO 180/1U | |
| Charpy Impact Unnotched | NB | NB | ISO 179/1eU |
| NB @Temperature -30.0 °C |
NB @Temperature -22.0 °F |
ISO 179/1eU | |
| Charpy Impact, Notched | 8.50 J/cm² | 40.4 ft-lb/in² | ISO 179/1eA |
| 1.00 J/cm² @Temperature -30.0 °C |
4.76 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eA |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Melting Point | 225 °C | 437 °F | 10°C/min; ISO 11357-1/-3 |
| Deflection Temperature at 0.46 MPa (66 psi) | 100 °C | 212 °F | ISO 75-1/-2 |
| 145 °C | 293 °F | annealed; ISO 75-1/-2 | |
| Deflection Temperature at 1.8 MPa (264 psi) | 50.0 °C | 122 °F | ISO 75-1/-2 |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Part Marking Code | >PBT-HI< | ISO 11469 |
| Processing | Coatable | |
| Injection Moulding | ||
| Other Extrusion | ||
| Profile Extrusion | ||
| Sheet Extrusion | ||
| Regional Availability | Asia Pacific | |
| Europe | ||
| Global | ||
| Near East/Africa | ||
| North America | ||
| South and Central America | ||
| Resin Identification | PBT-HI |