Celanese Hytrel® HTR4275 BK316 TPC-ET

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Celanese Hytrel® HTR4275 BK316 TPC-ET
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyester TPE
Material Notes:	55 Shore D High Viscosity Polyester Elastomer with Good Heat Ageing Protection Developed for Blow Molding Former DuPont product acquired by Celanese in 2022.
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Physical Properties	Metric	English	Comments

Density	1.17 g/cc	0.0423 lb/in³	ISO 1183
Melt Density	1.00 g/cc @Temperature 240 °C	0.0361 lb/in³ @Temperature 464 °F
Water Absorption	0.50 % @Time 86400 sec	0.50 % @Time 24.0 hour	Immersion; Sim. to ISO 62
	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	0.017 cm/cm	0.017 in/in	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.019 cm/cm	0.019 in/in	ISO 294-4, 2577
Melt Flow	6.0 g/10 min @Load 10.0 kg, Temperature 230 °C	6.0 g/10 min @Load 22.0 lb, Temperature 446 °F	cm³/10min Volumetric; ISO 1133
	6.0 g/10 min @Load 10.0 kg, Temperature 230 °C	6.0 g/10 min @Load 22.0 lb, Temperature 446 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	52	52	15s; ISO 48-4
	<= 55	<= 55	ISO 48-4
Tensile Stress at Strain	6.70 MPa @Strain 5.0 %	972 psi @Strain 5.0 %	1BA specimen at 50mm/min; ISO 527-1/-2
	10.4 MPa @Strain 10 %	1510 psi @Strain 10 %	ISO 527-1/-2
	17.0 MPa @Strain 50 %	2470 psi @Strain 50 %	ISO 527-1/-2
	21.0 MPa @Strain 100 %	3050 psi @Strain 100 %	ISO 527-1/-2
Tensile Modulus	0.160 GPa	23.2 ksi	ISO 527-1/-2
Flexural Modulus	0.160 GPa	23.2 ksi	ISO 178
Poissons Ratio	0.49	0.49
Charpy Impact Unnotched	NB @Temperature 23.0 °C	NB @Temperature 73.4 °F	ISO 179/1eU
Charpy Impact, Notched	3.00 J/cm² @Temperature -40.0 °C	14.3 ft-lb/in² @Temperature -40.0 °F	ISO 179/1eA
	16.0 J/cm² @Temperature -30.0 °C	76.1 ft-lb/in² @Temperature -22.0 °F	Partial Break; ISO 179/1eA
	NB @Temperature 23.0 °C	NB @Temperature 73.4 °F	ISO 179/1eA
Tensile Impact Strength	410 kJ/m² @Temperature 23.0 °C	195 ft-lb/in² @Temperature 73.4 °F	Notched; ISO 8256/1
Tensile Creep Modulus, 1 hour	140 MPa	20300 psi	1h; ISO 899-1
Tensile Creep Modulus, 1000 hours	90.0 MPa	13100 psi	1000h; ISO 899-1
Tear Strength	127 kN/m	725 pli	normal; ISO 34-1
	140 kN/m	799 pli	parallel; ISO 34-1

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	181 µm/m-°C	101 µin/in-°F	ISO 11359-1/-2
CTE, linear, Transverse to Flow	185 µm/m-°C	103 µin/in-°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	0.150 W/m-K @Temperature 240 °C	1.04 BTU-in/hr-ft²-°F @Temperature 464 °F	Melt
Melting Point	192 °C	378 °F	10°C/min; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi)	57.0 °C	135 °F	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	41.0 °C	106 °F	ISO 75-1/-2
Brittleness Temperature	-100 °C	-148 °F	ISO 974
Glass Transition Temp, Tg	-30.0 °C	-22.0 °F	10°C/min; ISO 11357-1/-2
Flammability, UL94	HB @Thickness 1.50 mm	HB @Thickness 0.0591 in	IEC 60695-11-10
Flame Spread	38.0 mm/min @Thickness 1.00 mm	1.50 in/min @Thickness 0.0394 in	ISO 3795 (FMVSS 302)

Processing Properties	Metric	English	Comments
Melt Temperature	205 - 220 °C	401 - 428 °F	Range, Extrusion
	220 - 240 °C	428 - 464 °F	Range, Blow Molding
	230 °C	446 °F	Optimum, Blow Molding
	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
	40.0 - 90.0 °C	104 - 194 °F	Range, Blow Molding
	80.0 °C	176 °F	Optimum, Blow Molding
Drying Temperature	100 °C	212 °F	Injection
	100 °C	212 °F	Extrusion
	100 - 110 °C	212 - 230 °F	Blow Molding
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
	4.00 - 6.00 hour	4.00 - 6.00 hour	Blow Molding, Dehumidified Dryer
Moisture Content	<= 0.030 %	<= 0.030 %	Blow Molding
	<= 0.060 %	<= 0.060 %	Extrusion
	<= 0.080 %	<= 0.080 %	Injection

Descriptive Properties
Drying Recommended	yes		Blow Molding
	yes		Injection
Eff. thermal diffusivity (m²/s)	5.44E-08
FMVSS Class	B		ISO 3795 (FMVSS 302)
Odor Class	3.5		VDA 270
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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PDSX5203 / 197843

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