Riteflex® 447

About
Riteflex 447 is a nominal 47 Shore D thermoplastic polyester elastomer with a high melting point and excellent mechanical properties.&&

Product Description
SupplierCelanese
GenericTPEE
Material StatusCommercial: Active
FeaturesHB
AvailabilitysNorth America

Technical Data
PHYSICALNominal valueUnitTest method
Density1.15g/cm³ISO 1183
Melt Flow Rate
240℃,2.16kg15g/10minISO 1133
Shrinkage rate
MD1.3 to 1.8%ISO 294-4

MECHANICALNominal valueUnitTest method
Tensile modulus95.0MPaISO 527-2/1A/1
tensile strength
fracture25.0MPaISO 527-2
Tensile strain
fracture800%ISO 527-2
Bending modulus
23℃90.0MPaISO 178
bending strength ISO 178
3.50% strain4.00MPaISO 178
23℃6.00MPaISO 178

elastic bodyNominal valueUnitTest method
Basho’s elasticity59%Internal Method

IMPACTNominal valueUnitTest method
Charpy Notched Impact Strength ISO 179/1eA
-30℃45kJ/m²ISO 179/1eA
23℃No Break ISO 179/1eA
Impact strength of cantilever beam notch ISO 180/1A
-30℃No Break ISO 180/1A
23℃No Break ISO 180/1A
Notched impact strength of cantilever beam ISO 180/1U
-30℃No Break ISO 180/1U
23℃No Break ISO 180/1U

THERMALNominal valueUnitTest method
Hot deformation temperature
0.45 MPa, unannealed60.0ISO 75-2/B
Melting temperature212ISO 11357-3
Linear coefficient of thermal expansion
MD2.2E-41/℃ISO 11359-2

Electrical performanceNominal valueUnitTest method
Surface resistivity2.0E+15ohmsIEC 60093
Volume resistivity4.0E+12ohms·cmASTM D257
Volume resistivity4.0E+14ohms·cmIEC 60093
Dielectric strength12kV/mmASTM D149
Dielectric strength13kV/mmIEC 60243-1
Relative permittivity
1 MHz4.70 IEC 60250
Dissipation factor
1 MHz0.030 IEC 60250
Compared to the leakage tracing index600VASTM D3638
Compared to the leakage tracing index600VIEC 60112

FLAME CHARACTERISTICSNominal valueUnitTest method
Flame retardant level
1.50 mmHB UL 94

Notes
1. Typical properties: these are not to be construed as specifications.
2. 10°C/min
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