Celanese Riteflex® 655A TPC, Unfilled

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Celanese Riteflex® 655A TPC, Unfilled
Categories:	Polymer; Thermoplastic; Polyester, TP; Polyester Thermoplastic Elastomer
Material Notes:	Riteflex 655A is a thermoplastic polyester elastomer with nominal shore D hardness of 55 and medium modulus. Information provided by Celanese
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Physical Properties	Metric	English	Comments

Specific Gravity	1.19 g/cc	1.19 g/cc	ASTM D792
Density	1.19 g/cc	0.0430 lb/in³	ISO 1183
Density of Compound	1.19 g/cc	0.0430 lb/in³	Indicative (PE only); ISO 1872-1
Water Absorption	0.40 % @Temperature 22.8 °C	0.40 % @Temperature 73.0 °F	24hr immersion; ASTM D570
Linear Mold Shrinkage, Flow	0.015 cm/cm	0.015 in/in	ASTM D955
	0.016 - 0.019 cm/cm	0.016 - 0.019 in/in	ISO 294-4
Linear Mold Shrinkage, Transverse	0.017 - 0.021 cm/cm	0.017 - 0.021 in/in	ISO 294-4
Melt Flow	7.0 - 11 g/10 min	7.0 - 11 g/10 min	ASTM D1238
	10 g/10 min @Load 2.16 kg, Temperature 220 °C	10 g/10 min @Load 4.76 lb, Temperature 428 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	55	55	ASTM D2240
	55	55	15 sec; ISO 868
Tensile Strength at Break	25.2 MPa	3650 psi	ASTM D638
	30.0 MPa	4350 psi	50mm/min; ISO 527-2/1A
Tensile Strength, Yield	15.0 MPa	2180 psi	50mm/min; ISO 527-2/1A
Tensile Stress at Strain	8.00 MPa @Strain 5.0 %	1160 psi @Strain 5.0 %	ISO 527-1/2
	12.0 MPa @Strain 10 %	1740 psi @Strain 10 %	ISO 527-1/2
	15.0 MPa @Strain 50 %	2180 psi @Strain 50 %	ISO 727-1/2
	15.0 MPa @Strain 50 %	2180 psi @Strain 50 %	ISO 527-2/1A
Elongation at Break	>= 300 %	>= 300 %
	430 %	430 %	ASTM D638
Elongation at Yield	28 %	28 %	50mm/min; ISO 527-2/1A
Tensile Modulus	0.175 GPa	25.4 ksi	50mm/min; ISO 527-2/1A
	0.241 GPa	34.9 ksi	ASTM D638
Flexural Strength	10.0 MPa	1450 psi	ISO 178
	7.00 MPa @Strain 3.5 %	1020 psi @Strain 3.5 %	ISO 178
Flexural Modulus	0.175 GPa	25.4 ksi	ISO 178
	0.210 GPa	30.5 ksi	ASTM D790
	0.0860 GPa @Temperature 100 °C	12.5 ksi @Temperature 212 °F	ISO 178
	0.677 GPa @Temperature -40.0 °C	98.2 ksi @Temperature -40.0 °F	ASTM D790
	0.700 GPa @Temperature -40.0 °C	102 ksi @Temperature -40.0 °F	ISO 178
Resilience	48	48	Bayshore, %; ASTM D2632
	48	48	Bayshore, %
Flex Crack Resistance	>= 1.00e+6	>= 1.00e+6	Ross flex
Izod Impact, Notched	NB	NB	ASTM D256
	1.44 J/cm @Temperature -40.0 °C	2.70 ft-lb/in @Temperature -40.0 °F	ASTM D256
Izod Impact, Notched (ISO)	NB @Temperature -30.0 °C	NB @Temperature -22.0 °F	ISO 180/1A
Charpy Impact Unnotched	NB	NB	ISO 179/1eU
	NB @Temperature -30.0 °C	NB @Temperature -22.0 °F	ISO 179/1eU
Charpy Impact, Notched	15.0 J/cm²	71.4 ft-lb/in²	partial break; ISO 179/1eA
	6.50 J/cm² @Temperature -30.0 °C	30.9 ft-lb/in² @Temperature -22.0 °F	partial break; ISO 179/1eA
Tear Strength	124 kN/m	708 pli	ISO 34-1
	211.2 kN/m	1205 pli	ASTM D624
	217 kN/m	1240 pli	ASTM D1004
Compression Set	<= 1.0 %	<= 1.0 %	ASTM D395

Electrical Properties	Metric	English	Comments
Volume Resistivity	4.00e+12 ohm-cm	4.00e+12 ohm-cm	IEC 60093
	5.00e+12 ohm-cm	5.00e+12 ohm-cm	ASTM D257
Surface Resistance	4.00e+15 ohm	4.00e+15 ohm	IEC 60093
Dielectric Constant	4.4 @Frequency 1e+6 Hz	4.4 @Frequency 1e+6 Hz	IEC 60250
Dielectric Strength	13.8 kV/mm	350 kV/in	short term; ASTM D149
	14.0 kV/mm	356 kV/in	IEC 60243-1
Dissipation Factor	0.040 @Frequency 1e+6 Hz	0.040 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	>= 600 V	>= 600 V	ASTM D3638
	>= 600 V	>= 600 V	IEC 60112

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	200 µm/m-°C	111 µin/in-°F	ISO 11359-2
CTE, linear, Transverse to Flow	170 µm/m-°C	94.4 µin/in-°F	ISO 11359-2
Melting Point	200 °C	392 °F	10°C/min; ISO 11357-1,-2,-3
	200 °C	392 °F	ASTM D3418
Deflection Temperature at 0.46 MPa (66 psi)	75.0 °C	167 °F	ISO 75-1, -2
Deflection Temperature at 1.8 MPa (264 psi)	48.0 °C	118 °F	ISO 75-1, -2
Vicat Softening Point	181 °C	358 °F	ASTM D1525
Glass Transition Temp, Tg	-56.7 °C	-70.0 °F	ASTM D3418
Flammability, UL94	HB @Thickness 1.50 mm	HB @Thickness 0.0591 in

Processing Properties	Metric	English	Comments
Processing Temperature	20.0 - 55.0 °C	68.0 - 131 °F	cavity
	205 - 235 °C	401 - 455 °F	hot runner
Feed Temperature	200 - 215 °C	392 - 419 °F
Zone 1	200 - 215 °C	392 - 419 °F
Zone 2	205 - 230 °C	401 - 446 °F
Zone 3	205 - 230 °C	401 - 446 °F
Zone 4	205 - 235 °C	401 - 455 °F
Die Temperature	205 - 235 °C	401 - 455 °F
Melt Temperature	205 - 235 °C	401 - 455 °F
Drying Temperature	100 - 110 °C	212 - 230 °F
Dry Time	4.00 hour	4.00 hour
Moisture Content	<= 0.050 %	<= 0.050 %

Compliance Properties	Metric	English	Comments
FDA	No	No

Descriptive Properties
Injection molding	Yes
Injection speed	medium-fast
Processing type	Inj/Blow/Ext

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 view all the property values for this datasheet as they were originally entered into MatWeb.

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PHCQ452 / 178907

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