VESTAMID® E E55-S3

About
Typical Applications: alpine ski boots, sports shoe soles, pneumatic lines, rolls, technical films PA 12 elastomers, the most important subgroup of polyamide elastomers, belong to the increasingly important material class of thermoplastic elastomers (TPE). Because of their excellent properties, they are indispensable in many applications. PA 12 elastomers are block copolymers consisting of PA 12 segments and polyether segments. PA 12-rich products have the major properties of PA 12, while the elastomer characteristics become more apparent with increasing polyether content. That is the polymers become more flexible, with higher impact strength at cold temperatures.&&

Product Description
SupplierEvonik
GenericPA12
Material StatusCommercial: Active
FeaturesWeather resistance is good,Excellent Processability,High elastic,Good Printability,Block Copolymer,Low density,Solvent resistance,low-temperature impact resistance,Heat Stabilized,Good coloring,HB
AvailabilitysNorth America,Europe
Process MethodsInjection Molding

Technical Data
PHYSICALNominal valueUnitTest method
Density1.03g/cm³ISO 1183
Shrinkage rate ISO 294-4
TD0.90 to 1.5%ISO 294-4
MD0.60 to 1.1%ISO 294-4
Water absorption rate
Saturation, 23 ℃1.1%ISO 62
Viscosity number190cm³/gISO 307

MECHANICALNominal valueUnitTest method
Shore hardness
Shaw’s D55 ISO 868
Tensile modulus220MPaISO 527-2
tensile strength ISO 527-2
38.0MPaISO 527-2
50% strain17.0MPaISO 527-2
Tensile strain
fracture> 200%ISO 527-2
Tensile creep modulus
1000 hr100MPaISO 899-1

IMPACTNominal valueUnitTest method
Charpy Notched Impact Strength ISO 179/1eA
-30 ℃, completely fractured22kJ/m²ISO 179/1eA
23℃No Break ISO 179/1eA
Charpy Unnotch Impact strength ISO 179/1eU
-30℃No Break ISO 179/1eU
23℃No Break ISO 179/1eU

THERMALNominal valueUnitTest method
Hot deformation temperature
1.8 MPa, unannealed45.0ISO 75-2/A
0.45 MPa, unannealed90.0ISO 75-2/B
Vicat Softening Temp 
160ISO 306/A
100ISO 306/B
Linear coefficient of thermal expansion
TD:23~55℃2.0E-41/℃ISO 11359-2
MD:23~55℃2.0E-41/℃ISO 11359-2

Electrical performanceNominal valueUnitTest method
Surface resistivity1.0E+13ohmsIEC 60093
Volume resistivity1.0E+11ohms·cmIEC 60093
Dielectric strength38kV/mmIEC 60243-1
Relative permittivity IEC 60250
23℃,100 Hz9.50 IEC 60250
23℃,1 MHz4.30 IEC 60250
Dissipation factor IEC 60250
23℃,100 Hz0.095 IEC 60250
23℃,1 MHz0.11 IEC 60250
Compared to the leakage tracing index
Solution A600VIEC 60112

FLAME CHARACTERISTICSNominal valueUnitTest method
1.60 mmHB UL 94

Process Conditions
injectionNominal valueUnitTest method
ExtrusionNominal valueUnitTest method
Recommended maximum moisture content0.10%
Processing (melt) temperature190 to 230°C
Mold temperature20 to 40°C
Recommended maximum moisture content0.10%
Melt temperature190 to 230°C

Notes
1. Typical properties: these are not to be construed as specifications.
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