Category | Polymer , Thermoplastic , Polyarylate |
Manufacturer | Unitika |
Trade Name | |
Port | Shanghai port,China |
Trade Terms | FOB, CFR, CIF |
Payment Terms | L/C, T/T, Western Union |
Download PDF | Unitika UM-8430RG.pdf |
Price | EMAIL US sales@lookpolymers.com |
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 1.51 g/cc | 0.0546 lb/in³ | ASTM D792 |
Linear Mold Shrinkage, Flow | 0.0030 cm/cm @Thickness 3.00 mm |
0.0030 in/in @Thickness 0.118 in |
Mechanical Properties | Metric | English | Comments |
---|---|---|---|
Hardness, Rockwell R | 116 | 116 | ASTM D785 |
Tensile Strength at Break | 63.0 MPa | 9140 psi | ASTM D638 |
Elongation at Break | 16 % | 16 % | ASTM D638 |
Flexural Strength | 106 MPa | 15400 psi | ASTM D790 |
Flexural Modulus | 4.30 GPa | 624 ksi | ASTM D790 |
Izod Impact, Notched | 0.430 J/cm @Thickness 3.17 mm |
0.806 ft-lb/in @Thickness 0.125 in |
ASTM D256 |
Thermal Properties | Metric | English | Comments |
---|---|---|---|
CTE, linear | 23.0 µm/m-°C | 12.8 µin/in-°F | ASTM D696 |
Deflection Temperature at 1.8 MPa (264 psi) | 100 °C | 212 °F | ASTM D648 |
Electrical Properties | Metric | English | Comments |
---|---|---|---|
Volume Resistivity | 5.00e+13 ohm-cm | 5.00e+13 ohm-cm | ASTM D257 |
Dielectric Strength | 17.0 kV/mm | 432 kV/in | ASTM D149 |
Processing Properties | Metric | English | Comments |
---|---|---|---|
Rear Barrel Temperature | 230 - 250 °C | 446 - 482 °F | |
Middle Barrel Temperature | 240 - 260 °C | 464 - 500 °F | |
Front Barrel Temperature | 250 - 270 °C | 482 - 518 °F | |
Nozzle Temperature | 250 - 270 °C | 482 - 518 °F | |
Mold Temperature | 70.0 - 90.0 °C | 158 - 194 °F | actual surface temp |
Drying Temperature | 100 °C | 212 °F | |
Dry Time | 10.0 - 24.0 hour | 10.0 - 24.0 hour | |
Back Pressure | 0.490 - 1.47 MPa | 71.1 - 213 psi | gage pressure |