Celanese Hytrel® HTR8895 BK320 TPC-ET

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Celanese Hytrel® HTR8895 BK320 TPC-ET
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyester TPE
Material Notes:	43 Shore D, Designed for blow molding or processing techniques requiring high melt viscosity. Former DuPont product acquired by Celanese in 2022.
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Physical Properties	Metric	English	Comments

Density	1.15 g/cc	0.0415 lb/in³	ISO 1183
Linear Mold Shrinkage, Flow	0.017 cm/cm	0.017 in/in	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.016 cm/cm	0.016 in/in	ISO 294-4, 2577
Melt Flow	4.4 g/10 min @Load 10.0 kg, Temperature 230 °C	4.4 g/10 min @Load 22.0 lb, Temperature 446 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	41	41	15s; ISO 48-4
	<= 43	<= 43	ISO 48-4
Tensile Stress at Strain	8.00 MPa @Strain 10 %	1160 psi @Strain 10 %	ISO 527-1/-2
	14.4 MPa @Strain 50 %	2090 psi @Strain 50 %	ISO 527-1/-2
	17.2 MPa @Strain 100 %	2490 psi @Strain 100 %	ISO 527-1/-2
Flexural Strength	3.30 MPa @Strain 3.5 %	479 psi @Strain 3.5 %	ISO 178
Flexural Modulus	0.102 GPa	14.8 ksi	ISO 178
Charpy Impact, Notched	NB @Temperature 23.0 °C	NB @Temperature 73.4 °F	ISO 179/1eA
Tear Strength	83.0 kN/m	474 pli	normal; ISO 34-1
	104 kN/m	593 pli	parallel; ISO 34-1

Thermal Properties	Metric	English	Comments
Melting Point	204 °C	399 °F	10°C/min; ISO 11357-1/-3
Glass Transition Temp, Tg	-30.0 °C	-22.0 °F	10°C/min; ISO 11357-1/-2
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	240 °C	464 °F	Optimum, Injection
	230 - 250 °C	446 - 482 °F	Range, Injection
	>= 240 °C	>= 464 °F	Range, 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
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
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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PDSX5221rb / 290920

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