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Star Plastics PC/PBT7820 Molding Grade PC/PBT
| Category | Polymer , Thermoplastic , Polycarbonate (PC) , Polycarbonate/Polybutylene Terephthalate (PBT) Blend, Unreinforced , Polyester, TP , Polybutylene Terephthalate (PBT) |
| Manufacturer | Star Plastics, Inc |
| Trade Name | |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Star Plastics PC/PBT7820 Molding Grade PC/PBT.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Information provided by Star Plastics, Inc.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.20 g/cc | 1.20 g/cc | ASTM D792 |
| Maximum Moisture Content | 0.020 | 0.020 | |
| Linear Mold Shrinkage | 0.0080 - 0.011 cm/cm | 0.0080 - 0.011 in/in | ASTM D955 |
| Melt Flow | 10 g/10 min @Load 3.80 kg, Temperature 230 °C |
10 g/10 min @Load 8.38 lb, Temperature 446 °F |
ASTM D1238 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Tensile Strength, Yield | 51.7 MPa | 7500 psi | ASTM D638 |
| Tensile Modulus | 1.93 GPa | 280 ksi | ASTM D638 |
| Flexural Yield Strength | 82.7 MPa | 12000 psi | ASTM D790 |
| Flexural Modulus | 2.03 GPa | 295 ksi | ASTM D790 |
| Izod Impact, Notched | 6.67 J/cm | 12.5 ft-lb/in | 73°F, 0.125 in.; ASTM D256 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Deflection Temperature at 1.8 MPa (264 psi) | 98.9 °C | 210 °F | unannealed, .125in; ASTM D648 |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Rear Barrel Temperature | 243 - 271 °C | 470 - 520 °F | |
| Middle Barrel Temperature | 249 - 277 °C | 480 - 530 °F | |
| Front Barrel Temperature | 257 - 282 °C | 495 - 540 °F | |
| Nozzle Temperature | 254 - 274 °C | 490 - 525 °F | |
| Melt Temperature | 260 - 279 °C | 500 - 535 °F | |
| Mold Temperature | 65.6 °C | 150 °F | |
| Drying Temperature | 121 °C | 250 °F | |
| Dry Time | 4 hour | 4 hour | |
| Back Pressure | 0.345 - 0.689 MPa | 50.0 - 100 psi | |
| Screw Speed | 40 - 75 rpm | 40 - 75 rpm |
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