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Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PBT WL4540 SABIC INNOVATIVE US
LNP™ LUBRICOMP™ 
Aerospace Applications
wear resistant
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Plastic Datasheets

thermal performanceTest ConditionTest MethodSABIC INNOVATIVE US/WL4540
Hot deformation temperature0.45MPa,Unannealed,64.0mmSpanISO 75-2/Bf158 °C
1.8MPa,未退火,3.20mmASTM D64855.4 °C
1.8MPa,未退火,64.0mm跨距ISO 75-2/Af54.0 °C
0.45MPa,未退火,3.20mmASTM D648182 °C
Linear coefficient of thermal expansionTD：-30to30°CASTM D6961.1E-04 cm/cm/°C
MD：-30到30°CASTM D6966.8E-05 cm/cm/°C
mechanical propertiesTest ConditionTest MethodSABIC INNOVATIVE US/WL4540
Bending modulusISO 1782130 Mpa
50.0mm跨距ASTM D7902190 Mpa
bending strengthISO 17864.0 Mpa
elongation断裂ASTM D63811 %
屈服ASTM D63811 %
Friction coefficientDynamicASTM D3702Modified0.24
StaticASTM D3702Modified0.13
Tensile modulusASTM D6382280 Mpa
ISO 527-2/12240 Mpa
Tensile strain断裂ISO 527-2/512 %
屈服ISO 527-2/511 %
tensile strength断裂ISO 527-2/537.0 Mpa
屈服ASTM D63837.0 Mpa
屈服ISO 527-2/537.0 Mpa
断裂ASTM D63837.0 Mpa
Wear factorWasherASTM D3702Modified16.0 10^-10in^5-min/ft-lb-hr
Physical propertiesTest ConditionTest MethodSABIC INNOVATIVE US/WL4540
Shrinkage rateTD：24hrASTM D9551.0-3.0 %
MD：24小时ASTM D9551.0-3.0 %
Water absorption rate24hr,50%RHASTM D5700.050 %
平衡,23°C,50%RHISO 620.090 %
impact performanceTest ConditionTest MethodSABIC INNOVATIVE US/WL4540
Dart impact23°C,TotalEnergyASTM D37632.20 J
Impact strength of cantilever beam gap23°CISO 180/1A3.7 kJ/m²
Multi axis Instrumented Impact EnergyISO 6603-20.700 J
Suspended wall beam without notch impact strength23°CISO 180/1U20 kJ/m²

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