| About |
|---|
| Un-reinforced / Flame Retardant V-2, Toughness&& |
| Product Description | |
|---|---|
| Supplier | Mitsubishi |
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Active |
| Features | Good flexibility,Flame Characteristics |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.42 | g/cm³ | ISO 1183 |
| Melt Volume Rate | |||
| 250℃，2.16 kg | 21.0 | cm³/10min | ISO 1133 |
| Shrinkage rate | |||
| TD：2.0 mm | 1.8 | % | |
| MD：2.0 mm | 1.9 | % | |
| Water absorption rate | |||
| Saturation, 23 ℃ | 0.080 | % | ISO 62 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 2800 | MPa | ISO 527-1-2 |
| tensile strength | |||
| yield | 54.0 | MPa | ISO 527-2/50 |
| Tensile strain | |||
| yield | 4.4 | % | |
| fracture | 30 | % | |
| Bending modulus | 2500 | MPa | ISO 178 |
| bending strength | 90.0 | MPa | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| 23℃ | 3.0 | kJ/m² | ISO 179 |
| Charpy Unnotch Impact strength | |||
| 23℃ | 120 | kJ/m² | ISO 179 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, annealed | 165 | ℃ | ISO 75-2/B |
| 1.8 MPa, annealed | 77.0 | ℃ | ISO 75-2/A |
| Melting temperature | 224 | ℃ | ISO 11357-3 |
| Linear coefficient of thermal expansion | |||
| MD：-30~35℃ | 8.0E-5 | 1/℃ | |
| MD：-30~120℃ | 1.2E-4 | 1/℃ | |
| MD：35~120℃ | 1.4E-4 | 1/℃ | |
| TD：-30~35℃ | 8.8E-5 | 1/℃ | |
| TD：-30~120℃ | 1.2E-4 | 1/℃ | |
| TD：35~120℃ | 1.5E-4 | 1/℃ | |
| Relative temperature index | |||
| Electrical performance, 0.80 mm | 75.0 | ℃ | UL 746 |
| Impact mechanical performance, 0.80 mm | 75.0 | ℃ | UL 746 |
| 0.80 mm | 75.0 | ℃ | UL 746 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 1.0E+15 | ohms | IEC 60093 |
| Volume resistivity | 1.0E+16 | ohms·cm | IEC 60093 |
| Dielectric strength | |||
| 1 mm | 22 | kV/mm | |
| 2 mm | 17 | kV/mm | |
| Dielectric constant | |||
| 1 MHz | 3.20 | IEC 60250 | |
| Dissipation factor | |||
| 1 MHz | 0.020 | IEC 60250 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| 0.80 mm | V-2 | UL 94 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature – vacuum dryer | 120 | °C | |
| Drying time – vacuum dryer | 5.0 to 8.0 | hr | |
| Barrel rear temperature | 235 | °C | |
| Barrel middle temperature | 240 | °C | |
| Barrel front temperature | 250 | °C | |
| Nozzle temperature | 245 | °C | |
| Mold temperature | 60 to 80 | °C | |
| Injection pressure | 20.0 to 150 | MPa | |
| Injection speed | 中等偏快 | ||
| Screw speed | 80 to 120 | rpm | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 0.079 in/min |
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