Ultradur® B 4300 GM42
Polybutylene Terephthalate
Product Description:
Injection molding grade, containing a glass fiber and mineral reinforcement, for parts with good surface finish and stiffness, as well as low warpage tendency (eg housings, PCBs).
Filler / Reinforcement | Glass Fiber, 20% Filler by WeightMineral, 10% Filler by Weight |
Features | Good Stiffness、Good Surface Finish、Low Warpage |
Uses | Housings、Printed Circuit Boards |
Agency Ratings | |
RoHS Compliance | |
Appearance | |
Forms | |
Processing Method | |
Resin ID (ISO 1043) | |
Density | 1.55 | g/cm³ | ISO 1183 |
Apparent (Bulk) Density | 0.70 to 0.80 | g/cm³ |
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Melt Volume-Flow Rate (MVR) (250°C/2.16 kg) | 1.04 | in³/10min | ISO 1133 |
Water Absorption |
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| ISO 62 |
Saturation, 73°F | 0.40 | % |
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Equilibrium, 73°F, 50% RH | 0.20 | % |
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Viscosity Number 2 | 101 | cm³/g | ISO 307 |
Mold Shrinkage 3 |
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free, longitudinal | 0.50 | % |
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free, transverse | 1.3 | % |
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Ball Indentation Hardness (H 358/30) | 28300 | psi | ISO 2039-1 |
Tensile Modulus | 1.15E+6 | psi | ISO 527-2 |
Tensile Stress (Break) | 15200 | psi | ISO 527-2 |
Tensile Strain (Break) | 2.7 | % | ISO 527-2 |
Tensile Creep Modulus 4 (1000 hr) | 653000 | psi | ISO 899-1 |
Charpy Notched Impact Strength (73°F) | 2.1 | ft·lb/in² | ISO 179/1eA |
Charpy Unnotched Impact Strength |
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| ISO 179/1eU |
-22°F | 20 | ft·lb/in² |
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73°F | 21 | ft·lb/in² |
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Heat Deflection Temperature |
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66 psi, Unannealed | 428 | °F | ISO 75-2/B |
264 psi, Unannealed | 410 | °F | ISO 75-2/A |
Melting Temperature | 433 | °F | ISO 11357-3 |
CLTE - Flow (73 to 176°F) | 2.2E-5 | in/in/°F | ISO 11359-2 |
Specific Heat | 0.239 | Btu/lb/°F |
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Maximum Service Temperature - short cycle operation | 392 | °F |
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Temperature Index - at 50% loss of tensile strength |
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| IEC 60216 |
-- 5 | 248 | °F |
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-- 6 | 266 | °F |
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Surface Resistivity | 1.0E+13 | ohms | IEC 60093 |
Volume Resistivity | 1.0E+16 | ohms·cm | IEC 60093 |
Relative Permittivity |
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| IEC 60250 |
100 Hz | 3.80 |
|
|
1 MHz | 3.80 |
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Dissipation Factor |
|
| IEC 60250 |
100 Hz | 1.2E-3 |
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1 MHz | 0.015 |
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Comparative Tracking Index |
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| IEC 60112 |
Solution A | 300 | V |
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Solution B | 125 | V |
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Flammability Classification |
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| IEC 60695-11-10, -20 |
0.030 in | HB |
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0.06 in | HB |
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Drying Temperature | 176 to 248 | °F |
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Drying Time | 4.0 | hr |
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Suggested Max Moisture | 0.040 | % |
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Hopper Temperature | 176 | °F |
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Rear Temperature | 464 | °F |
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Middle Temperature | 473 | °F |
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Front Temperature | 482 | °F |
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Nozzle Temperature | 482 | °F |
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Processing (Melt) Temp | 482 to 527 | °F |
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Mold Temperature | 140 to 194 | °F |
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Screw Speed | < 591 | in/min |
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