| About |
|---|
| PBT3730FG is 30%GF reinforced flame retardant PBT resin. PBT3730FG has high rigidity, super shape resistance property, high heat resistance and excellent UV stability. PBT3730FG is mainly used in electric connector, compress system ending, power tools housing, communication equipment, sports equipments, etc.&& |
| Product Description | |
|---|---|
| Supplier | KumhoSunny |
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Weather resistance is good,Flame Characteristics,High Heat Resistance,V-0 |
| Availabilitys | Asia Pacific |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.59 | g/cm³ | ASTM D792 |
| Shrinkage rate | |||
| MD | 0.30 to 0.70 | % | ASTM D955 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | 120 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 3.5 | % | ASTM D638 |
| Bending modulus | 8000 | MPa | ASTM D790 |
| bending strength | 185 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 3.2mm | 80 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | ASTM D648 | ||
| 0.45 MPa, unannealed | 218 | ℃ | ASTM D648 |
| 1.8 MPa, unannealed | 212 | ℃ | ASTM D648 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | > 1.0E+15 | ohms | IEC 60093 |
| Volume resistivity | > 1.0E+15 | ohms·cm | IEC 60093 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | UL 94 | ||
| 0.80 mm | V-0 | UL 94 | |
| 1.60 mm | V-0 | UL 94 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 120 to 140 | °C | |
| Drying time | 4.0 to 6.0 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Barrel rear temperature | 220 to 240 | °C | |
| Barrel middle temperature | 240 to 250 | °C | |
| Barrel front temperature | 240 to 270 | °C | |
| Nozzle temperature | 240 to 270 | °C | |
| Processing (melt) temperature | 220 to 260 | °C | |
| Mold temperature | 50 to 80 | °C | |
| Back pressure | 0.200 to 0.800 | MPa | |
| Screw speed | 20 to 80 | rpm | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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