| About |
|---|
| 15％玻纤聚酯，UV稳定。 出色的机械/热/电性能。 非阻燃剂 |
| Product Description | |
|---|---|
| Supplier | SABIC |
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Good Electrical Properties,Heat Resistance, Good |
| Technical Data | |||
|---|---|---|---|
| MECHANICAL | Nominal value | Unit | Test method |
| tensile strength | |||
| Fracture, 5 mm/min | 93 | MPa | ASTM D638 |
| Tensile strain | |||
| Fracture, 5 mm/min | 5 | % | ASTM D638 |
| bending strength | |||
| Yield, 50 mm span | 144 | MPa | ASTM D790 |
| Bending modulus | |||
| 4820 | MPa | ASTM D790 | |
| Rockwell hardness | 118 | ASTM D785 | |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam at 23 ℃ | |||
| No gap | 534 | J/m | ASTM D 4812 |
| Gap | 53 | J/m | ASTM D 256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Linear coefficient of thermal expansion | |||
| MD | |||
| -40 to 95 ℃ | 2.16E-05 | 1/℃ | ASTM E 831 |
| 60 to 138 ℃, | 2.16E-05 | 1/℃ | ASTM E 831 |
| Hot deformation temperature | |||
| Unannealed, 6.4 mm | |||
| 0.45 MPa | 210 | ℃ | ASTM D 648 |
| 1.8MPa | 190 | ℃ | ASTM D 648 |
| Relative temperature index | |||
| Electrical performance | 130 | ℃ | UL 746B |
| Impact mechanical performance | 130 | ℃ | UL 746B |
| Non mechanical impact performance | 140 | ℃ | UL 746B |
| PHYSICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Density | 1.41 | g/cm³ | ASTM D792 |
| Specific product | 0.71 | cm³/g | ASTM D 792 |
| Water absorption rate | |||
| 24hr | 0.07 | % | ASTM D570 |
| Shrinkage rate | |||
| MD：1.5-3.2 mm | 0.4 – 0.6 | % | Internal Method |
| MD：3.2-4.6 mm | 0.6 – 0.9 | % | Internal Method |
| TD：1.5-3.2 mm | 0.5 – 0.8 | % | Internal Method |
| TD：3.2-4.6 mm | 0.8 – 1.1 | % | Internal Method |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | 3.3E+16 | ohms·cm | ASTM D257 |
| Dielectric strength | |||
| 3.2 mm in air | 19.6 | kV/mm | ASTM D149 |
| 1.6 mm in oil | 23.2 | kV/mm | ASTM D149 |
| Relative permittivity | |||
| 100 Hz | 3.6 | ASTM D150 | |
| 1 MHz | 3.4 | ASTM D150 | |
| Dissipation factor | |||
| 100 Hz | 0.002 | ASTM D150 | |
| 1 MHz | 0.02 | ASTM D150 | |
| Arc resistance | |||
| Tungsten wire | 5 | PLC Code | UL 746A |
| High voltage arc marking rate {PLC} | 1 | PLC Code | UL 746A |
| Compared to the leakage tracing index | 2 | PLC Code | UL 746A |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant grade 94HB | 0.71 | mm | UL 94 |
| Process Conditions | |||
|---|---|---|---|
| injection molding | Nominal value | Unit | Test method |
| Drying temperature | 120 | °C | |
| Drying time | 3-4 | hrs | |
| Drying time (gradually increasing) | 12 | hrs | |
| Maximum water content | 0.02 | % | |
| Melt temperature | 250-265 | °C | |
| Nozzle temperature | 245-260 | °C | |
| Front temperature | 250-265 | °C | |
| Mid section temperature | 245-260 | °C | |
| Post stage temperature | 240-255 | °C | |
| Mold temperature | 65-90 | °C | |
| Back pressure | 0.3-0.7 | MPa | |
| Screw speed | 50-80 | rpm | |
| Shooting cylinder size | 40-80 | % | |
| Depth of exhaust groove | 0.025-0.038 | mm | |
| Notes |
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