Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
TPE 7246 DUPONT USA
Hytrel®
Plate、film、building materials、Profile、Lighting fixtures
Antichemical、Aging resistance、Thermal stability
UL
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Plastic Datasheets
Physical Properties
Test Condition
Test Method
Unit
TPE/DUPONT USA/7246
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 USA/7246
Nominal Tensile Strain at Break
ISO527-2
%
5
Abrasion Resistance
ISO4649
mm³
1
Tensile Modulus
ISO527-2
Mpa
5
Tensile Creep Modulus
1hr
ISO899-1
Mpa
3
Tensile Creep Modulus
1000hr
ISO899-1
Mpa
3
Tensile Strain
屈服
ISO527-2
%
2
Tensile Strain
断裂
ISO527-2
%
>
Tensile Stress
屈服
ISO527-2
Mpa
2
Tensile Stress
断裂
ISO527-2
Mpa
5
Tensile Stress
5.0%应变
ISO527-2
Mpa
1
Tensile Stress
10%应变
ISO527-2
Mpa
2
Tensile Stress
50%应变
ISO527-2
Mpa
2
Flexural Modulus
ISO178
Mpa
5
Thermal Properties
Test Condition
Test Method
Unit
TPE/DUPONT USA/7246
Glass Transition Temperature
ISO11357-2
°C
2
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
5
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
TD
ISO11359-2
cm/cm/°C
1
Linear thermal expansion coefficient
EffectiveThermalDiffusivity
ISO11359-2
m²/s
8
Electrical performance
Test Condition
Test Method
Unit
TPE/DUPONT USA/7246
Surface Resistivity
IEC60093
ohms
>
Dielectric Strength
IEC60243-1
KV/mm
2
Comparative Tracking Index
IEC60112
V
6
Volume Resistivity
IEC60093
ohms·cm
2
Elastomers Properties
Test Condition
Test Method
Unit
TPE/DUPONT USA/7246
Tearing Strength
横向流量
ISO34-1
kN/m
1
Tearing Strength
流量
ISO34-1
kN/m
1
Impact Properties
Test Condition
Test Method
Unit
TPE/DUPONT USA/7246
Charpy Notched Impact Strength
-40°C
ISO179/1eA
kJ/m²
7
Charpy Notched Impact Strength
-30°C
ISO179/1eA
kJ/m²
8
Charpy Notched Impact Strength
23°C
ISO179/1eA
kJ/m²
3
Tensile Impact Strength
23°C
ISO8256/1
kJ/m²
3
Notched Izod Impact Strength
-40°C
ISO180/1A
kJ/m²
7
Notched Izod Impact Strength
23°C
ISO180/1A
kJ/m²
3
Flammability
Test Condition
Test Method
Unit
TPE/DUPONT USA/7246
Oxygen Index
ISO4589-2
%
2
Supplementary information
Test Condition
Test Method
Unit
TPE/DUPONT USA/7246
EmissionofOrganicCompounds
VDA277
µgC/g
3