| About |
|---|
| Product Description | |
|---|---|
| Supplier | Shinkong |
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Active |
| Features | HB |
| Availabilitys | Asia Pacific |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.528 | g/cm³ | ASTM D792 |
| Water absorption rate | |||
| 110℃/1hrs | 0.07 | % | ASTM D570 |
| Shrinkage rate | |||
| MD | 0.3~0.6 | % | ASTM D955 |
| TD | 0.5~0.9 | % | ASTM D955 |
| Melt Flow Rate | |||
| 260°C，2.16Kg | 29.5 | g/10min | ASTM D1238 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | ASTM D638 | ||
| fracture | 118 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 3.8 | % | ASTM D638 |
| Bending modulus | 8078 | MPa | ASTM D790 |
| bending strength | 183 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 73.5 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.80 MPa | 205 | ℃ | ASTM D648 |
| melting point | 223 | ℃ | DSC |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| 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 | HB | UL-94 |
| Process Conditions | |||
|---|---|---|---|
| injection molding | Nominal value | Unit | Test method |
| Forming machine | 120T | JONWAI | |
| Rear temperature | 245-235 | ℃ | |
| Middle temperature | 250-240 | ℃ | |
| Front end temperature | 255-245 | ℃ | |
| Nozzle temperature | 265-255 | ℃ | |
| Mold temperature | 50-70 | ℃ | |
| Injection Pressure | 5.9-9.84 | kg/cm² | |
| injection speed | 快 | ||
| desiccation | |||
| 2 hrs ×140 (℃) | |||
| 4 hrs ×120 (℃) | |||
| 6 hrs ×100 (℃) | |||
| Notes |
|---|
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