Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
TPE 8238 DuPont, European Union
Hytrel®
Gear、Cable sheath、Wire and cable、Joint、Hose
High temperature resistan
UL
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Plastic Datasheets
Physical Properties
Test Condition
Test Method
Unit
TPE/DuPont, European Union/8238
Density / Specific Gravity
ISO1183
g/cm³
1
Melt Volume flow Rate
240°C/2.16kg
ISO1133
cm3/10min
1
Melt Mass-Flow Rate
240°C/2.16kg
ISO1133
g/10min
1
Modeling Shrinkage
TD
ISO294-4
%
1
Modeling Shrinkage
MD
ISO294-4
%
1
Moisture Absorption
23°C,24hr
ISO62
%
0
Moisture Absorption
饱和,23°C,2.00mm
ISO62
%
0
Moisture Absorption
平衡,23°C,2.00mm,50%RH
ISO62
%
0
Mechanical Properties
Test Condition
Test Method
Unit
TPE/DuPont, European Union/8238
Nominal Tensile Strain at Break
ISO527-2
%
3
Tensile Modulus
ISO527-2
Mpa
1
Tensile Strain
屈服
ISO527-2
%
1
Tensile Strain
断裂
ISO527-2
%
>
Tensile Stress
屈服
ISO527-2
Mpa
3
Tensile Stress
断裂
ISO527-2
Mpa
4
Tensile Stress
10%应变
ISO527-2
Mpa
3
Tensile Stress
50%应变
ISO527-2
Mpa
2
Tensile Stress
100%应变
ISO527-2
Mpa
2
Flexural Modulus
ISO178
Mpa
1
Thermal Properties
Test Condition
Test Method
Unit
TPE/DuPont, European Union/8238
Glass Transition Temperature
ISO11357-2
°C
5
Brittleness Temperature
ISO974
°C
-
Deflection Temperature Under Load?
0.45MPa,未退火
ISO75-2/B
°C
1
Deflection Temperature Under Load?
1.8MPa,未退火
ISO75-2/A
°C
4
Melting Temperature
ISO11357-3
°C
2
Vicat Softening Temperature
--
ISO306/A50
°C
2
Vicat Softening Temperature
--
ISO306/B50
°C
1
Linear thermal expansion coefficient
MD：--
ISO11359-2
cm/cm/°C
1
Linear thermal expansion coefficient
MD：-40to23°C
ISO11359-2
cm/cm/°C
9
Linear thermal expansion coefficient
TD：--
ISO11359-2
cm/cm/°C
1
Linear thermal expansion coefficient
TD：-40to23°C
ISO11359-2
cm/cm/°C
1
Linear thermal expansion coefficient
TD：EffectiveThermalDiffusivity
ISO11359-2
m²/s
5
Electrical performance
Test Condition
Test Method
Unit
TPE/DuPont, European Union/8238
Surface Resistivity
IEC60093
ohms
>
Dielectric Strength
IEC60243-1
KV/mm
2
Comparative Tracking Index
IEC60112
V
6
Volume Resistivity
IEC60093
ohms·cm
>
Elastomers Properties
Test Condition
Test Method
Unit
TPE/DuPont, European Union/8238
Tearing Strength
横向流量
ISO34-1
kN/m
2
Tearing Strength
流量
ISO34-1
kN/m
2
Impact Properties
Test Condition
Test Method
Unit
TPE/DuPont, European Union/8238
Charpy Notched Impact Strength
-40°C
ISO179/1eA
kJ/m²
5
Charpy Notched Impact Strength
-30°C
ISO179/1eA
kJ/m²
5
Charpy Notched Impact Strength
23°C
ISO179/1eA
kJ/m²
1
Tensile Impact Strength
23°C
ISO8256/1
kJ/m²
5
Notched Izod Impact Strength
-40°C
ISO180/1A
kJ/m²
5
Notched Izod Impact Strength
23°C
ISO180/1A
kJ/m²
1
Flammability
Test Condition
Test Method
Unit
TPE/DuPont, European Union/8238
Oxygen Index
ISO4589-2
%
2
Supplementary information
Test Condition
Test Method
Unit
TPE/DuPont, European Union/8238
EmissionofOrganicCompounds
VDA277
µgC/g
5