Celanese Riteflex® 677 TPC, Unfilled

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Celanese Riteflex® 677 TPC, Unfilled
Categories:	Polymer; Thermoplastic; Polyester, TP; Polyester Thermoplastic Elastomer
Material Notes:	Riteflex 677 is a thermoplastic polyester elastomer with nominal hardness of 77 shore D and high modulus. Information provided by Celanese
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Physical Properties	Metric	English	Comments

Specific Gravity	1.29 g/cc	1.29 g/cc	ASTM D792
Density	1.27 g/cc	0.0459 lb/in³	ISO 1183
Water Absorption	0.10 % @Temperature 22.8 °C	0.10 % @Temperature 73.0 °F	24hr immersion; ASTM D570
Viscosity	461200 cP	461200 cP
Linear Mold Shrinkage, Flow	0.020 cm/cm	0.020 in/in	ASTM D955
	0.018 - 0.022 cm/cm	0.018 - 0.022 in/in	ISO 294-4
Linear Mold Shrinkage, Transverse	0.017 - 0.022 cm/cm	0.017 - 0.022 in/in	ISO 294-4
Melt Flow	12 - 16 g/10 min	12 - 16 g/10 min	ASTM D1238
	15 g/10 min @Load 2.16 kg, Temperature 240 °C	15 g/10 min @Load 4.76 lb, Temperature 464 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	75	75	15 sec; ISO 868
	77	77	ASTM D2240
Tensile Strength at Break	42.0 MPa	6090 psi	50mm/min; ISO 527-2/1A
Tensile Strength, Yield	33.0 MPa	4790 psi	50mm/min; ISO 527-2/1A
	34.5 MPa	5000 psi	ASTM D638
Tensile Stress at Strain	26.0 MPa @Strain 50 %	3770 psi @Strain 50 %	ISO 527-2/1A
	26.0 MPa @Strain 50 %	3770 psi @Strain 50 %	ISO 727-1/2
	32.0 MPa @Strain 5.0 %	4640 psi @Strain 5.0 %	ISO 527-1/2
	36.0 MPa @Strain 10 %	5220 psi @Strain 10 %	ISO 527-1/2
Elongation at Break	>= 50 %	>= 50 %
	310 %	310 %	ASTM D638
	350 %	350 %	50mm/min; ISO 527-2/1A
Elongation at Yield	15 %	15 %	50mm/min; ISO 527-2/1A
Tensile Modulus	0.689 GPa	100 ksi	ASTM D638
	0.750 GPa	109 ksi	50mm/min; ISO 527-2/1A
Flexural Strength	30.0 MPa	4350 psi	ISO 178
	23.0 MPa @Strain 3.5 %	3340 psi @Strain 3.5 %	ISO 178
Flexural Modulus	0.650 GPa	94.3 ksi	ISO 178
	0.689 GPa	100 ksi	ASTM D790
	2.50 GPa @Temperature -40.0 °C	363 ksi @Temperature -40.0 °F	ISO 178
Resilience	40	40	Bayshore, %; ASTM D2632
	40	40	Bayshore, %
Izod Impact, Notched	2.19 J/cm	4.10 ft-lb/in	ASTM D256
	0.374 J/cm @Temperature -40.0 °C	0.700 ft-lb/in @Temperature -40.0 °F	ASTM D256
Izod Impact, Unnotched	NB	NB	ASTM D256
Izod Impact, Notched (ISO)	4.70 kJ/m²	2.24 ft-lb/in²	ISO 180
	8.50 kJ/m²	4.04 ft-lb/in²	ISO 180/1A
	NB @Temperature 23.0 °C	NB @Temperature 73.4 °F	ISO 180/1U
Charpy Impact Unnotched	7.10 J/cm²	33.8 ft-lb/in²	ISO 179/1eU
	0.450 J/cm² @Temperature -30.0 °C	2.14 ft-lb/in² @Temperature -22.0 °F	ISO 179/1eU
Charpy Impact, Notched	0.940 J/cm²	4.47 ft-lb/in²	ISO 179/1eA
Tear Strength	250 kN/m	1430 pli	ISO 34-1
	358 kN/m	2040 pli	ASTM D624
	362.0 kN/m	2065 pli	ASTM D1004

Electrical Properties	Metric	English	Comments
Volume Resistivity	5.00e+14 ohm-cm	5.00e+14 ohm-cm	ASTM D257
	4.00e+16 ohm-cm	4.00e+16 ohm-cm	IEC 60093
Surface Resistance	2.00e+17 ohm	2.00e+17 ohm	IEC 60093
Dielectric Constant	3.3 @Frequency 1e+6 Hz	3.3 @Frequency 1e+6 Hz	IEC 60250
Dielectric Strength	15.0 kV/mm	380 kV/in	short term; ASTM D149
	16.0 kV/mm	406 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	140 µm/m-°C	77.8 µin/in-°F	ISO 11359-2
Melting Point	217 °C	423 °F	ASTM D3418
	218 °C	424 °F	10°C/min; ISO 11357-1,-2,-3
Deflection Temperature at 0.46 MPa (66 psi)	109 °C	228 °F	ISO 75-1, -2
Deflection Temperature at 1.8 MPa (264 psi)	51.0 °C	124 °F	ISO 75-1, -2
Flammability, UL94	HB	HB
	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
	235 - 260 °C	455 - 500 °F	hot runner
Feed Temperature	230 - 240 °C	446 - 464 °F
Zone 1	230 - 240 °C	446 - 464 °F
Zone 2	235 - 250 °C	455 - 482 °F
Zone 3	235 - 250 °C	455 - 482 °F
Zone 4	240 - 260 °C	464 - 500 °F
Die Temperature	240 - 260 °C	464 - 500 °F
Melt Temperature	235 - 260 °C	455 - 500 °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

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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PHCQ457 / 178912

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