Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PBT WL4540 BK SABIC INNOVATIVE US
LNP™ LUBRICOMP™
Aerospace Applications
wear resistant
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Plastic Datasheets
| Thermal Properties | Test Condition | Test Method | SABIC INNOVATIVE US/WL4540 BK |
|---|---|---|---|
| Linear thermal expansion coefficient | TD：-30to30°C | ASTMD696 | 1.1E-04 cm/cm/°C |
| Heat Deflection Temperature | 0.45MPa,未退火,3.20mm | ASTMD648 | 182 °C |
| 0.45MPa,Unannealed,64.0mmSpan | ISO75-2/Bf | 158 °C | |
| 1.8MPa,未退火,3.20mm | ASTMD648 | 55.4 °C | |
| Linear thermal expansion coefficient | MD：-30到30°C | ASTMD696 | 6.8E-05 cm/cm/°C |
| Heat Deflection Temperature | 1.8MPa,未退火,64.0mm跨距 | ISO75-2/Af | 54.0 °C |
| Mechanical Properties | Test Condition | Test Method | SABIC INNOVATIVE US/WL4540 BK |
|---|---|---|---|
| Flexural Modulus | 50.0mm跨距 | ASTMD790 | 2190 Mpa |
| Tensile Elongation | 断裂 | ASTMD638 | 11 % |
| Tensile Strain | 断裂 | ISO527-2/5 | 12 % |
| Coefficient of Friction | Dynamic | ASTMD3702Modified | 0.24 |
| Tensile Modulus | ISO527-2/1 | 2240 Mpa | |
| Tensile Strength | 屈服 | ASTMD638 | 37.0 Mpa |
| Tensile Stress | 断裂 | ISO527-2/5 | 37.0 Mpa |
| Flexural Modulus | ISO178 | 2130 Mpa | |
| Coefficient of Friction | Static | ASTMD3702Modified | 0.13 |
| Tensile Elongation | 屈服 | ASTMD638 | 11 % |
| Specific Wear Rate | ASTMD3702Modified | 16.0 10^-10in^5-min/ft-lb-hr | |
| Flexural Stress | ISO178 | 64.0 Mpa | |
| Tensile Modulus | ASTMD638 | 2280 Mpa | |
| Tensile Strain | 屈服 | ISO527-2/5 | 11 % |
| Tensile Strength | 断裂 | ASTMD638 | 37.0 Mpa |
| Tensile Stress | 屈服 | ISO527-2/5 | 37.0 Mpa |
| Physical | Test Condition | Test Method | SABIC INNOVATIVE US/WL4540 BK |
|---|---|---|---|
| Moisture Absorption | 平衡,23°C,50%RH | ISO62 | 0.090 % |
| 24hr,50%RH | ASTMD570 | 0.050 % | |
| Modeling Shrinkage | MD：24小时 | ASTMD955 | 1.0to3.0 % |
| TD：24hr | ASTMD955 | 1.0to3.0 % |
| Impact Properties | Test Condition | Test Method | SABIC INNOVATIVE US/WL4540 BK |
|---|---|---|---|
| Unnotched Izod Impact Strength | 23°C | ISO180/1U | 20 kJ/m² |
| Instrumented Dart Impact | 23°C,TotalEnergy | ASTMD3763 | 2.20 J |
| Notched Izod Impact Strength | 23°C | ISO180/1A | 3.7 kJ/m² |
| Multi-Axial Instrumented Impact Energy | ISO6603-2 | 0.700 J |
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