Celanese Hytrel® HTR8341C BK320 TPC-ET

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Celanese Hytrel® HTR8341C BK320 TPC-ET
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyester TPE
Material Notes:	40 Shore D, Lubricated, High Viscosity Polyester Elastomer with Superior Fatigue Resistance Developed for Blow Molding Former DuPont product acquired by Celanese in 2022.
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Physical Properties	Metric	English	Comments

Density	1.14 g/cc	0.0412 lb/in³	ISO 1183
Melt Density	0.990 g/cc @Temperature 240 °C	0.0358 lb/in³ @Temperature 464 °F
Water Absorption	0.50 % @Thickness 2.00 mm	0.50 % @Thickness 0.0787 in	Sim. to ISO 62
Moisture Absorption	0.200 % @Thickness 2.00 mm	0.200 % @Thickness 0.0787 in	Sim. to ISO 62
Linear Mold Shrinkage, Flow	0.016 cm/cm	0.016 in/in	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.015 cm/cm	0.015 in/in	ISO 294-4, 2577
Melt Flow	0.90 g/10 min @Load 2.16 kg, Temperature 230 °C	0.90 g/10 min @Load 4.76 lb, Temperature 446 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	37	37	15s; ISO 48-4
	<= 40	<= 40	ISO 48-4
Tensile Stress at Strain	6.00 MPa @Strain 10 %	870 psi @Strain 10 %	ISO 527-1/-2
	12.0 MPa @Strain 50 %	1740 psi @Strain 50 %	ISO 527-1/-2
	13.0 MPa @Strain 100 %	1890 psi @Strain 100 %	ISO 527-1/-2
	23.0 MPa @Strain 300 %	3340 psi @Strain 300 %	ISO 527-1/-2
Tensile Modulus	0.0800 GPa	11.6 ksi	ISO 527-1/-2
Flexural Modulus	0.0800 GPa	11.6 ksi	ISO 178
Poissons Ratio	0.49	0.49
Izod Impact, Notched (ISO)	NB @Temperature 23.0 °C	NB @Temperature 73.4 °F	ISO 180/1A
Charpy Impact Unnotched	NB @Temperature -30.0 °C	NB @Temperature -22.0 °F	ISO 179/1eU
	NB @Temperature 23.0 °C	NB @Temperature 73.4 °F	ISO 179/1eU
Charpy Impact, Notched	NB @Temperature -40.0 °C	NB @Temperature -40.0 °F	ISO 179/1eA
	NB @Temperature 23.0 °C	NB @Temperature 73.4 °F	ISO 179/1eA
Tensile Impact Strength	300 kJ/m² @Temperature 23.0 °C	143 ft-lb/in² @Temperature 73.4 °F	Notched; ISO 8256/1
Tear Strength	110 kN/m	628 pli	parallel; ISO 34-1
	115 kN/m	656 pli	normal; ISO 34-1

Electrical Properties	Metric	English	Comments
Volume Resistivity	8.00e+12 ohm-cm	8.00e+12 ohm-cm	IEC 62631-3-1
Surface Resistance	4.00e+14 ohm	4.00e+14 ohm	IEC 62631-3-2
Dielectric Strength	19.0 kV/mm	483 kV/in	IEC 60243-1
Dissipation Factor	0.0095 @Frequency 1e+6 Hz	0.0095 @Frequency 1e+6 Hz	IEC 62631-2-1
	0.030 @Frequency 100 Hz	0.030 @Frequency 100 Hz	IEC 62631-2-1
Comparative Tracking Index	600 V	600 V	IEC 60112

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	170 µm/m-°C	94.4 µin/in-°F	ISO 11359-1/-2
	230 µm/m-°C @Temperature -40.0 - 23.0 °C	128 µin/in-°F @Temperature -40.0 - 73.4 °F	ISO 11359-1/-2
CTE, linear, Transverse to Flow	200 µm/m-°C	111 µin/in-°F	ISO 11359-1/-2
	240 µm/m-°C @Temperature -40.0 - 23.0 °C	133 µin/in-°F @Temperature -40.0 - 73.4 °F	ISO 11359-1/-2
Specific Heat Capacity	2.10 J/g-°C @Temperature 240 °C	0.502 BTU/lb-°F @Temperature 464 °F	Melt
Thermal Conductivity	0.160 W/m-K @Temperature 240 °C	1.11 BTU-in/hr-ft²-°F @Temperature 464 °F	Melt
Melting Point	167 °C	333 °F	Freezing; 10°C/min; ISO 11357-1/-2
	207 °C	405 °F	10°C/min; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi)	56.0 °C	133 °F	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	42.0 °C	108 °F	ISO 75-1/-2
Brittleness Temperature	-100 °C	-148 °F	ISO 974
	-77.0 °C	-107 °F	ISO 812 / 2011
Glass Transition Temp, Tg	-40.0 °C	-40.0 °F	10°C/min; DSC method; ISO 11357-1/-2
Flame Spread	17.0 mm/min @Thickness 1.00 mm	0.669 in/min @Thickness 0.0394 in	ISO 3795 (FMVSS 302)

Processing Properties	Metric	English	Comments
Melt Temperature	240 °C	464 °F	Optimum, Injection
	230 - 250 °C	446 - 482 °F	Range, Injection
Mold Temperature	45.0 °C	113 °F	Optimum, Injection
	40.0 - 50.0 °C	104 - 122 °F	Injection
Ejection Temperature	145 °C	293 °F	Injection
Drying Temperature	100 °C	212 °F	Injection
Dry Time	3.00 - 4.00 hour	3.00 - 4.00 hour	Blow Molding, Dehumidified Dryer
	3.00 - 4.00 hour	3.00 - 4.00 hour	Injection, Dehumidified Dryer
Moisture Content	<= 0.020 %	<= 0.020 %	Blow Molding
	<= 0.080 %	<= 0.080 %	Injection

Descriptive Properties
Drying Recommended	yes		Injection
Eff. thermal diffusivity (m²/s)	5.44E-08
FMVSS Class	B		ISO 3795 (FMVSS 302)
Part Marking Code	>TPC-ET<		ISO 11469
Polymer	TPC
Resin Identification	TPC-ET		ISO 1043

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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PDSX5213 / 197853

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