| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Density | 1.32 g/cc | 0.0477 lb/in³ | ISO 1183 | ||
| Water Absorption | 0.20 % @Temperature 23.0 °C |
0.20 % @Temperature 73.4 °F |
Equilibrium 50%RH; ISO 62, Similar to | ||
| 0.40 % @Temperature 23.0 °C |
0.40 % @Temperature 73.4 °F |
Saturation, immersed; ISO 62, Similar to | |||
| Linear Mold Shrinkage, Flow | 0.022 cm/cm @Thickness 2.00 mm |
0.022 in/in @Thickness 0.0787 in |
ISO 294-4 | ||
| Linear Mold Shrinkage, Transverse | 0.022 cm/cm @Thickness 2.00 mm |
0.022 in/in @Thickness 0.0787 in |
ISO 294-4 | ||
| Mechanical Properties | Metric | English | Comments | ||
| Tensile Strength, Yield | 58.0 MPa @Temperature 23.0 °C |
8410 psi @Temperature 73.4 °F |
ISO 527 | ||
| Elongation at Break | 15 % @Temperature 23.0 °C |
15 % @Temperature 73.4 °F |
nominal; ISO 527 | ||
| 25 % @Temperature 23.0 °C |
25 % @Temperature 73.4 °F |
50mm/min; ISO 527 | |||
| Elongation at Yield | 7.5 % @Temperature 23.0 °C |
7.5 % @Temperature 73.4 °F |
ISO 527 | ||
| Tensile Modulus | 2.70 GPa @Temperature 23.0 °C |
392 ksi @Temperature 73.4 °F |
ISO 527 | ||
| Flexural Strength | 80.0 MPa @Temperature 23.0 °C |
11600 psi @Temperature 73.4 °F |
ISO 178 | ||
| Izod Impact, Notched (ISO) | 4.00 kJ/m² @Temperature 23.0 °C |
1.90 ft-lb/in² @Temperature 73.4 °F |
ISO 180/1A | ||
| Charpy Impact Unnotched | 10.0 J/cm² @Temperature -30.0 °C |
47.6 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eU | ||
| 14.5 J/cm² @Temperature 23.0 °C |
69.0 ft-lb/in² @Temperature 73.4 °F |
ISO 179/1eU | |||
| Charpy Impact, Notched | 0.300 J/cm² @Temperature -30.0 °C |
1.43 ft-lb/in² @Temperature -22.0 °F |
ISO 179/1eA | ||
| 0.400 J/cm² @Temperature 23.0 °C |
1.90 ft-lb/in² @Temperature 73.4 °F |
ISO 179/1eA | |||
| Thermal Properties | Metric | English | Comments | ||
| Melting Point | 225 °C | 437 °F | 10°C/min; ISO 11357-1/-3 | ||
| Deflection Temperature at 0.46 MPa (66 psi) | 150 °C | 302 °F | ISO 75-1/-2 | ||
| 185 °C | 365 °F | Annealed; ISO 75-1/-2 | |||
| Deflection Temperature at 1.8 MPa (264 psi) | 55.0 °C | 131 °F | ISO 75-1/-2 | ||
| Flammability, UL94 | HB @Thickness 0.750 mm |
HB @Thickness 0.0295 in |
IEC 60695-11-10 | ||
| Processing Properties | Metric | English | Comments | ||
| Melt Temperature | 250 °C | 482 °F | Optimum | ||
| 240 - 260 °C | 464 - 500 °F | ||||
| Mold Temperature | 80.0 °C | 176 °F | optimum | ||
| 30.0 - 130 °C | 86.0 - 266 °F | ||||
| Drying Temperature | 110 - 130 °C | 230 - 266 °F | |||
| Dry Time | 2.00 - 4.00 hour | 2.00 - 4.00 hour | |||
| Moisture Content | <= 0.040 % | <= 0.040 % | |||
| De |
|||||
| Additive | Lubricant | ||||
| Lubricant, PTFE | |||||
| Appearance | Natural Color | ||||
| Drying Recommended | Yes | ||||
| Features | Chemical Resistance, Good | ||||
| Dimensional Stability, Good | |||||
| Friction, Low | |||||
| Moisture Absorption, Low | |||||
| Processability, Good | |||||
| Wear Resistance, Good | |||||
| Generic | PBT | ||||
| Material Status | Current | ||||
| Part Marking Code | >PBT< | ISO 11469 | |||
| Polymer Family | Polyester | ||||
| Polymer Type | PBT | ||||
| Processing Method | Injection Molding | ||||
| Product Category | Low Wear and Friction Resins | ||||
| Unreinforced Resins | |||||
| Resin Identification | PBT | ISO 1043 | |||
| RoHS Compliance | Contact Manufacturer | ||||
| Ultrasonic Weldable | Yes | ||||
| Uses | Parts, Machine/Mechanical | ||||
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