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Master Bond adhesives

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Celanese Riteflex® 647 Thermoplastic Polyester Elastomer (TPE)
Categories: Polymer; Thermoplastic; Elastomer, TPE; Polyester TPE; Polyester, TP; Polyester Thermoplastic Elastomer
Material Notes: Description: Riteflex 647 is a thermoplastic elastomer with a 47 Shore D hardness and a 21,300psi flexural modulus

Information provided by Celanese Corporation.
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Physical PropertiesOriginal ValueComments
Density 1.17 g/ccISO 1183 & ASTM D792
Water Absorption 0.50 %ASTM D570
Linear Mold Shrinkage 0.013 cm/cmASTM D955
Melt Flow 10 g/10 minASTM D1238
 
Mechanical PropertiesOriginal ValueComments
Hardness, Shore D 47ASTM D2240 & ISO 868
Tensile Strength at Break 3260 psiASTM D638
Elongation at Break 470 %ASTM D638
Tensile Modulus 0.125 GPa1 mm/min; ISO 527-2/1A
 21900 psiASTM D638
50% Modulus 0.0120 GPa
@Strain 50 %		ISO 527-2/1A
Flexural Modulus 0.125 GPaISO 178
 21300 psiASTM D790
 53800 psi
@Temperature -40.0 °C		ASTM D790
Izod Impact, Notched NBASTM D256
 5.10 ft-lb/in
@Temperature -40.0 °C		ASTM D256
Charpy Impact Unnotched NBISO 179/1eU
 NB
@Temperature -30.0 °C		ISO 179/1eU
Charpy Impact, Notched NBISO 179/1eA
 NB
@Temperature -30.0 °C		ISO 179/1eA
Tear Strength 1075 pliASTM D624
 1110 pliASTM D1004
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity 4.00e+14 ohm-cmASTM D257
Dielectric Strength 13.0 kV/mmIEC 60243-1
 310 V/milShort Term; ASTM D149
Dissipation Factor 0.040
@Frequency 1e+6 Hz		IEC 60250
Comparative Tracking Index >= 600 VASTM D3638 & IEC 60112
 
Thermal PropertiesOriginal ValueComments
CTE, linear 200 µm/m-°C
@Temperature 20.0 °C		ISO 11359-2
Melting Point 187 °CISO 11357-1,2,3
 190 °CASTM D3419
Deflection Temperature at 0.46 MPa (66 psi) 62.0 °CISO 75-1, -2
 
Processing PropertiesOriginal ValueComments
Rear Barrel Temperature 185 - 200 °C
Middle Barrel Temperature 200 - 210 °C
Front Barrel Temperature 200 - 215 °C
Nozzle Temperature 200 - 215 °C
Melt Temperature 200 - 215 °C
Mold Temperature 20.0 - 55.0 °C
Injection Pressure 12000 psi
Back Pressure 0.000 - 50.0 psi

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

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