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LNP (SABIC Innovative Plastics) VALOX® PDR7904 Polycarbonate + PBT Alloy
Subcategory: Polybutylene Terephthalate (PBT); Polycarbonate; Polyester, TP; Polymer; Thermoplastic
Close Analogs: Saudi Basic Industries Corporation (SABIC) announced on August 31st, 2007, the completion of its purchase of GE Plastics.
Material Notes:
Information provided by LNP, a GE Plastics Company.
| Physical Properties | Metric | English | Comments | |
| ||||
| Specific Gravity | 1.58 g/cc | 0.0571 lb/in³ | ASTM D792 | |
| Water Absorption | 0.06 % | 0.06 % | at 24 hrs; ASTM D570 | |
| Linear Mold Shrinkage | 0.002 - 0.003 cm/cm | 0.002 - 0.003 in/in | 3.20 mm; ASTM D955 | |
| Linear Mold Shrinkage | 0.003 - 0.005 cm/cm | 0.003 - 0.005 in/in | 6.40 mm; ASTM D955 | |
Mechanical Properties | ||||
| ||||
| Tensile Strength, Yield | 142 MPa | 20600 psi | ASTM D638 | |
| Elongation at Break | 4 % | 4 % | ASTM D638 | |
| Flexural Modulus | 9.77 GPa | 1420 ksi | ASTM D790 | |
| Flexural Strength | 192 MPa | 27800 psi | ASTM D790 | |
| Izod Impact, Notched | 1.02 J/cm | 1.91 ft-lb/in | ASTM D256 | |
Thermal Properties | ||||
| ||||
| CTE, linear 20°C | 30 µm/m-°C | 16.7 µin/in-°F | TMA, -30°C to 30°C | |
| Deflection Temperature at 0.46 MPa (66 psi) | 192 °C | 378 °F | Unannealed (3.20 mm); ASTM D648 | |
| Deflection Temperature at 1.8 MPa (264 psi) | 210 °C | 410 °F | Unannealed (3.20 mm); ASTM D648 | |
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