Celanese Hytrel® HTR8888 BK190A TPC Polyester Elastomer

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Celanese Hytrel® HTR8888 BK190A TPC Polyester Elastomer
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyester TPE
Material Notes:	55 Shore D, Black, 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	Original Value	Comments

Density	1.17 g/cc	ISO 1183
Melt Flow	5.4 g/10 min @Load 10.0 kg, Temperature 230 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Hardness, Shore D	53	ISO 48-4 / ISO 868
	56	ISO 868
Tensile Strength, Yield	8.20 MPa @Strain 5.0 %	ISO 527-1/-2
	11.7 MPa @Strain 10 %	ISO 527-1/-2
Tensile Modulus	209 MPa	ISO 527-1/-2
50% Modulus	16.7 MPa @Strain 50 %	ISO 527-1/-2
Flexural Modulus	214 MPa	ISO 178
Poissons Ratio	0.48
Charpy Impact, Notched	24.1 kJ/m² @Temperature -40.0 °C	ISO 179/1eA
	134 kJ/m² @Temperature -30.0 °C	ISO 179/1eA
	NB @Temperature 23.0 °C	ISO 179/1eA
Tear Strength	105 kN/m	normal; ISO 34-1
	132 kN/m	parallel; ISO 34-1

Thermal Properties	Original Value	Comments
Melting Point	190 °C	10°C/min; ISO 11357-1/-3
Glass Transition Temp, Tg	-15.0 °C	10°C/min; ISO 11357-1/-3

Processing Properties	Original Value	Comments
Melt Temperature	230 °C	Optimum
	220 - 240 °C
	220 - 250 °C
	235 °C	Optimum
	240 °C	Optimum
	230 - 250 °C
Mold Temperature	45.0 °C	Optimum
	40.0 - 50.0 °C
	40.0 - 90.0 °C
	80.0 °C	Optimum
Drying Temperature	80.0 - 110 °C
	80.0 - 110 °C
	100 °C
Dry Time	2.00 - 4.00 hour	Dehumidified Dryer
	3.00 - 5.00 hour	Dehumidified Dryer
	3.00 - 5.00 hour	Dehumidified Dryer
Moisture Content	<= 0.030 %
	<= 0.030 %
	<= 0.080 %

Descriptive Properties
Drying Recommended?	yes
	yes
Polymer	TPC
Regional Availability	Asia Pacific
	Europe
	Global
	Near East/Africa
	North America
	South and Central America
Swell ratio	1.8

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PDSX5221rd / 295972

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