| About |
|---|
| Product Description | |
|---|---|
| Supplier | Shinkong |
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Active |
| Features | V-0 |
| Availabilitys | Asia Pacific |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.61 | g/cm³ | ASTM D792 |
| Water absorption rate | |||
| 110℃/1hrs | 0.07 | % | ASTM D570 |
| Shrinkage rate | ASTM D955 | ||
| MD | 0.2~0.4 | % | ASTM D955 |
| TD | 0.5~0.9 | % | ASTM D955 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | 118 | MPa | ASTM D638 |
| Tensile strain | 2.8 | % | ASTM D638 |
| Bending modulus | 8757 | MPa | ASTM D790 |
| bending strength | 177 | MPa | ASTM D790 |
| Shaw hardness | |||
| D-level, 15 seconds | 81 | ASTM D2240 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 93 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 4.50 MPa | — | ℃ | ASTM D648 |
| 1.80 MPa | 205 | ℃ | ASTM D648 |
| melting point | |||
| 223 | ℃ | DSC | |
| Melt Flow Rate | |||
| 260℃，2.16kg | 19 | g/10min | ASTM D1238 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Dielectric constant | 4 | ASTM D150 | |
| Dielectric strength | 20 | KV/mm | ASTM D149 |
| Volumetric resistance | 1E+16 | Ω-CM | ASTM D257 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | UL-94 | ||
| — | V-0 | UL-94 |
| Process Conditions | |||
|---|---|---|---|
| injection molding | Nominal value | Unit | Test method |
| Forming machine | 3 | OZ | |
| desiccation | |||
| 2 hrs×140 | ℃ | ||
| 4 hrs×120 | ℃ | ||
| 6 hrs×100 | ℃ | ||
| Forming temperature | |||
| 245-235 | |||
| 250-240 | |||
| 255-245 | |||
| 260-250 | |||
| Mold temperature | 50-70 | ℃ | |
| Injection Pressure | 59-98.4 | MPa | |
| injection speed | 快 | ||
| Notes |
|---|
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