Celanese Hytrel® HTR8206 TPC-ET

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Celanese Hytrel® HTR8206 TPC-ET
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyester TPE
Material Notes:	High Performance Polyester Elastomer with High Moisture Vapor Transmission Rate Developed for Extrusion and Injection Molding Former DuPont product acquired by Celanese in 2022.
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Physical Properties	Metric	English	Comments

Density	1.19 g/cc	0.0430 lb/in³	ISO 1183
Melt Density	1.02 g/cc @Temperature 230 °C	0.0368 lb/in³ @Temperature 446 °F
Water Absorption	35 % @Time 86400 sec	35 % @Time 24.0 hour	Immersion; Sim. to ISO 62
Moisture Absorption	1.30 % @Thickness 2.00 mm	1.30 % @Thickness 0.0787 in	Sim. to ISO 62
Linear Mold Shrinkage, Flow	0.014 cm/cm	0.014 in/in	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.015 cm/cm	0.015 in/in	ISO 294-4, 2577
Melt Flow	14 g/10 min @Load 2.16 kg, Temperature 220 °C	14 g/10 min @Load 4.76 lb, Temperature 428 °F	14 cm³/10min Volumetric; ISO 1133

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	38	38	15s; ISO 48-4
	<= 40	<= 40	ISO 48-4
Tensile Stress at Strain	3.40 MPa @Strain 5.0 %	493 psi @Strain 5.0 %	1BA specimen at 50mm/min; ISO 527-1/-2
	5.10 MPa @Strain 10 %	740 psi @Strain 10 %	ISO 527-1/-2
	9.50 MPa @Strain 50 %	1380 psi @Strain 50 %	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
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 -30.0 °C	NB @Temperature -22.0 °F	ISO 179/1eA
	NB @Temperature 23.0 °C	NB @Temperature 73.4 °F	ISO 179/1eA

Thermal Properties	Metric	English	Comments
Specific Heat Capacity	2.10 J/g-°C @Temperature 230 °C	0.502 BTU/lb-°F @Temperature 446 °F	Melt
Thermal Conductivity	0.160 W/m-K @Temperature 230 °C	1.11 BTU-in/hr-ft²-°F @Temperature 446 °F	Melt
Melting Point	200 °C	392 °F	10°C/min; ISO 11357-1/-3
Flame Spread	<= 80.0 mm/min @Thickness 1.00 mm	<= 3.15 in/min @Thickness 0.0394 in	ISO 3795 (FMVSS 302)

Processing Properties	Metric	English	Comments
Melt Temperature	215 - 230 °C	419 - 446 °F	Range, Extrusion
	220 - 240 °C	428 - 464 °F	Range, Injection
	230 °C	446 °F	Optimum, Injection
Mold Temperature	45.0 °C	113 °F	Optimum, Injection
	40.0 - 50.0 °C	104 - 122 °F	Injection
Drying Temperature	100 °C	212 °F	Injection
	110 °C	230 °F	Extrusion
Dry Time	2.00 - 3.00 hour	2.00 - 3.00 hour	Extrusion, Dehumidified Dryer
	2.00 - 4.00 hour	2.00 - 4.00 hour	Injection, Dehumidified Dryer
Moisture Content	<= 0.060 %	<= 0.060 %	Extrusion
	<= 0.080 %	<= 0.080 %	Injection

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

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PDSX5210 / 197850

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