Ultradur® B 4300 G4
Polybutylene Terephthalate
Product Description:
Ultradur B 4300 G4 is an easy flowing injection molding PBT with 20% glass fiber reinforcement for rigid, tough, and dimensionally stable parts.
Applications
Typical applications include car door handles, housings for small electric motors, headlight retainers and drum controllers.
Filler / Reinforcement | Glass Fiber, 20% Filler by Weight
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Features | Good Dimensional Stability、Good Flow、Good Rigidity、Good Toughness |
Uses | Automotive Applications、Electric Motor Housings、Handles |
Agency Ratings | |
RoHS Compliance | |
Forms | |
Processing Method | |
Multi-Point Data | Creep Modulus vs. Time (ISO 11403-1)Isochronous Stress vs. Strain (ISO 11403-1)Isothermal Stress vs. Strain (ISO 11403-1)Secant Modulus vs. Strain (ISO 11403-1)Viscosity vs. Shear Rate (ISO 11403-2) |
Density / Specific Gravity |
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-- | 1.45 |
| ASTM D792 |
-- | 1.45 | g/cm³ | ISO 1183 |
Melt Volume-Flow Rate (MVR) (250°C/2.16 kg) | 0.854 | in³/10min | ISO 1133 |
Molding Shrinkage |
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Flow : 0.125 in | 4.0E-3 | in/in |
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Across Flow | 1.2 | % | ISO 294-4 |
Flow | 0.43 | % | ISO 294-4 |
Water Absorption |
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Saturation | 0.40 | % | ASTM D570 |
Saturation, 73°F | 0.40 | % | ISO 62 |
Equilibrium, 50% RH | 0.20 | % | ASTM D570 |
Equilibrium, 73°F, 50% RH | 0.20 | % | ISO 62 |
Viscosity Number (Reduced Viscosity) | 109.0 | ml/g | ISO 1628 |
Tensile Modulus (73°F) | 1.03E+6 | psi | ISO 527-2 |
Tensile Strength |
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Break, 73°F | 17400 | psi | ASTM D638, ISO 527-2 |
Break, -40°F | 25100 | psi | ISO 527-2 |
Tensile Elongation |
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Break, 73°F | 3.0 | % | ASTM D638, ISO 527-2 |
Break, -40°F | 2.9 | % | ISO 527-2 |
Flexural Modulus |
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73°F | 891000 | psi | ASTM D790 |
73°F | 914000 | psi | ISO 178 |
Charpy Notched Impact Strength (73°F) | 3.8 | ft·lb/in² | ISO 179 |
Charpy Unnotched Impact Strength |
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| ISO 179 |
-22°F | 26 | ft·lb/in² |
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73°F | 28 | ft·lb/in² |
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Notched Izod Impact (73°F) | 1.2 | ft·lb/in | ASTM D256 |
Deflection Temperature Under Load |
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66 psi, Unannealed | 428 | °F | ASTM D648, ISO 75-2/B |
264 psi, Unannealed | 401 | °F | ASTM D648, ISO 75-2/A |
Peak Melting Temperature | 433 | °F | ASTM D3418, ISO 3146 |
CLTE - Flow | 1.9E-5 | in/in/°F |
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RTI Elec |
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| UL 746 |
0.030 in | 266 | °F |
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0.06 in | 266 | °F |
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0.12 in | 266 | °F |
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RTI Imp |
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| UL 746 |
0.030 in | 257 | °F |
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0.06 in | 257 | °F |
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0.12 in | 257 | °F |
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RTI Str |
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| UL 746 |
0.030 in | 266 | °F |
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0.06 in | 266 | °F |
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0.12 in | 284 | °F |
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Surface Resistivity |
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0.0591 in | 1.0E+13 | ohms | ASTM D257 |
-- | 1.0E+13 | ohms | IEC 60093 |
Volume Resistivity |
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0.0591 in | > 1.0E+15 | ohms·cm | ASTM D257 |
-- | > 1.0E+15 | ohms·cm | IEC 60093 |
Dielectric Constant |
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| IEC 60250 |
100 Hz | 3.70 |
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1 MHz | 3.70 |
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Dissipation Factor |
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| IEC 60250 |
100 Hz | 1.2E-3 |
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1 MHz | 0.015 |
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Comparative Tracking Index | 300 | V | IEC 60112 |
Flame Rating |
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| UL 94 |
0.06 in | HB |
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0.12 in | HB |
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Drying Temperature | 212 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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Processing (Melt) Temp | 482 to 518 | °F |
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Mold Temperature | 140 to 212 | °F |
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Injection Pressure | 508 to 1810 | psi |
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Injection Rate | Fast |
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Back Pressure | < 145 | psi |
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