Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PBT/PTFE WL-4540-NAT SABIC INNOVATIVE US
LNP™ LUBRICOMP™
Aerospace Applications
wear resistant
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Plastic Datasheets
physical property
Test Condition
Test Method
Unit
PBT/PTFE/SABIC INNOVATIVE US/WL-4540-NAT
Shrinkage rate
MD：24小时
ASTMD955
%
1
Shrinkage rate
TD：24hr
ASTMD955
%
1
Water absorption rate
24hr,50%RH
ASTMD570
%
0
Water absorption rate
平衡,23°C,50%RH
ISO62
%
0
Mechanical performance
Test Condition
Test Method
Unit
PBT/PTFE/SABIC INNOVATIVE US/WL-4540-NAT
Tensile strength 3
屈服
ASTMD638
Mpa
3
Tensile strength 3
断裂
ASTMD638
Mpa
3
Tensile modulus
ISO527-2/1
Mpa
2
Tensile modulus 2
ASTMD638
Mpa
2
Tensile strain
屈服
ISO527-2/5
%
1
Tensile strain
断裂
ISO527-2/5
%
1
Tensile stress
断裂
ISO527-2/5
Mpa
3
Tensile stress
屈服
ISO527-2/5
Mpa
3
Wear factor - Washer
ASTMD3702Modified
10^-10in^5-min/ft-lb-hr
1
Elongation rate 3
屈服
ASTMD638
%
1
Elongation rate 4
断裂
ASTMD638
%
1
Bending modulus 4
50.0mm跨距
ASTMD790
Mpa
2
Bending modulus 5
ISO178
Mpa
2
Bending stress
ISO178
Mpa
6
Thermal performance
Test Condition
Test Method
Unit
PBT/PTFE/SABIC INNOVATIVE US/WL-4540-NAT
Hot deformation temperature
0.45MPa,未退火,3.20mm
ASTMD648
°C
1
Hot deformation temperature
1.8MPa,未退火,3.20mm
ASTMD648
°C
5
Hot deformation temperature 7
1.8MPa,未退火,64.0mm跨距
ISO75-2/Af
°C
5
Hot deformation temperature 7
0.45MPa,Unannealed,64.0mmSpan
ISO75-2/Bf
°C
1
Linear coefficient of thermal expansion
MD：-30到30°C
ASTMD696
cm/cm/°C
6
Linear coefficient of thermal expansion
TD：-30to30°C
ASTMD696
cm/cm/°C
1
Impact performance
Test Condition
Test Method
Unit
PBT/PTFE/SABIC INNOVATIVE US/WL-4540-NAT
Multi axis Instrumented Impact Energy
ISO6603-2
J
0
Unscented Izod Impact Strength 5
23°C
ISO180/1U
kJ/m²
2
Suspended wall beam notch impact strength 6
23°C
ISO180/1A
kJ/m²
3
Dart impact equipped with measuring instruments
23°C,TotalEnergy
ASTMD3763
J
2