Celanese Hytrel® 3078 TPC-ET

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Celanese Hytrel® 3078 TPC-ET
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyester TPE
Material Notes:	30 Shore D High Performance Polyester Elastomer with Non-discoloring Stabilizer Former DuPont product acquired by Celanese in 2022.
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Physical Properties	Original Value	Comments

Density	1.07 g/cc	ISO 1183
Melt Density	0.940 g/cc @Temperature 205 °C
Water Absorption	0.50 % @Time 86400 sec	Immersion; Sim. to ISO 62
	0.80 % @Thickness 2.00 mm	Sim. to ISO 62
Moisture Absorption	0.200 % @Thickness 2.00 mm	Sim. to ISO 62
Linear Mold Shrinkage, Flow	0.0080 cm/cm	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.0050 cm/cm	ISO 294-4, 2577
Melt Flow	5.0 g/10 min @Load 2.16 kg, Temperature 190 °C	cm³/10min Volumetric; ISO 1133
	5.0 g/10 min @Load 2.16 kg, Temperature 190 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Hardness, Shore D	24	15s; ISO 48-4
	<= 30	ISO 48-4
Tensile Stress at Strain	1.80 MPa @Strain 10 %	ISO 527-1/-2
	5.00 MPa @Strain 50 %	ISO 527-1/-2
Tensile Modulus	22.0 MPa	measured on 1BA specimen pulled at 50mm/min; ISO 527-1/-2
Flexural Modulus	27.0 MPa	ISO 178
Poissons Ratio	0.50
Izod Impact, Notched (ISO)	NB @Temperature -40.0 °C	ISO 180/1A
	NB @Temperature 23.0 °C	ISO 180/1A
Charpy Impact Unnotched	NB @Temperature -30.0 °C	ISO 179/1eU
	NB @Temperature 23.0 °C	ISO 179/1eU
Charpy Impact, Notched	NB @Temperature -40.0 °C	ISO 179/1eA
	NB @Temperature -30.0 °C	ISO 179/1eA
	NB @Temperature 23.0 °C	ISO 179/1eA
Tear Strength	77.0 kN/m	normal; ISO 34-1
	80.0 kN/m	parallel; ISO 34-1

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+13 ohm-cm	IEC 62631-3-1
Surface Resistance	1.00e+14 ohm	IEC 62631-3-2
Dielectric Constant	5.3 @Frequency 1e+6 Hz	IEC 62631-2-1
	5.4 @Frequency 100 Hz	IEC 62631-2-1
Dielectric Strength	18.0 kV/mm	IEC 60243-1
Dissipation Factor	0.0070 @Frequency 100 Hz	IEC 62631-2-1
	0.015 @Frequency 1e+6 Hz	IEC 62631-2-1

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	177 µm/m-°C	ISO 11359-1/-2
CTE, linear, Transverse to Flow	206 µm/m-°C	ISO 11359-1/-2
Specific Heat Capacity	2.15 J/g-°C @Temperature 205 °C	Melt
Thermal Conductivity	0.150 W/m-K @Temperature 205 °C	Melt
Melting Point	170 °C	10°C/min; ISO 11357-1/-3
Brittleness Temperature	-98.0 °C	ISO 974
Glass Transition Temp, Tg	-60.0 °C	10°C/min; ISO 11357-1/-2
Flammability, UL94	HB @Thickness 1.50 mm	IEC 60695-11-10
	HB @Thickness 3.00 mm	IEC 60695-11-10
Flame Spread	33.0 mm/min @Thickness 1.00 mm	ISO 3795 (FMVSS 302)
Oxygen Index	19 %	ISO 4589-1/-2

Processing Properties	Original Value	Comments
Melt Temperature	190 - 205 °C	Range, Extrusion
	190 - 210 °C	Range, Injection
	200 °C	Optimum, Extrusion
	205 °C	Optimum, Injection
Mold Temperature	30.0 °C	Optimum, Injection
	30.0 - 40.0 °C	Injection
Drying Temperature	80.0 °C	Injection
	70.0 - 90.0 °C	Extrusion
Dry Time	2.00 - 3.00 hour	Extrusion, Dehumidified Dryer
	2.00 - 3.00 hour	Injection, Dehumidified Dryer
Moisture Content	<= 0.060 %	Extrusion
	<= 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

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PDSX5170 / 197810

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