Celanese Hytrel® 4556 TPC-ET

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Celanese Hytrel® 4556 TPC-ET
Categories:	Polymer; Thermoplastic; Elastomer, TPE; Polyester TPE
Material Notes:	45 Shore D High Performance Polyester Elastomer Former DuPont product acquired by Celanese in 2022.
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Physical Properties	Original Value	Comments

Density	1.14 g/cc	ISO 1183
Water Absorption	0.60 % @Time 86400 sec	Immersion; Sim. to ISO 62
	0.60 % @Thickness 2.00 mm	Sim. to ISO 62
Moisture Absorption	0.200 % @Thickness 2.00 mm	Sim. to ISO 62
Water Vapor Transmission	600 g/m²/day	23°C/85%r.h.; DIS 15106-1/-2
Thickness	25.0 microns	As Tested
Linear Mold Shrinkage, Flow	0.012 cm/cm	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.011 cm/cm	ISO 294-4, 2577
Melt Flow	7.5 g/10 min @Load 2.16 kg, Temperature 220 °C	cm³/10min Volumetric; ISO 1133
	8.5 g/10 min @Load 2.16 kg, Temperature 220 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Puncture Resistance	1600 N @Temperature 23.0 °C	maximum force; ISO 6603-2
	2700 N @Temperature -30.0 °C	maximum force; ISO 6603-2
Hardness, Shore D	42	15s; ISO 48-4
	<= 45	ISO 48-4
Ball Indentation Hardness	11.0 MPa	H 358/30; ISO 2039-1
Tensile Stress at Strain	5.70 MPa @Strain 10 %	ISO 527-1/-2
	9.80 MPa @Strain 50 %	ISO 527-1/-2
	11.0 MPa @Strain 100 %	ISO 527-1/-2
	17.0 MPa @Strain 300 %	ISO 527-1/-2
Tensile Modulus	85.0 MPa	ISO 527-1/-2
Flexural Modulus	87.0 MPa	ISO 178
Poissons Ratio	0.49
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
Puncture Energy	19.0 J @Temperature 23.0 °C	ISO 6603-2
	34.0 J @Temperature -30.0 °C	ISO 6603-2
Tear Strength	122 kN/m	parallel; ISO 34-1
	123 kN/m	normal; ISO 34-1
Abrasion	130	mm³; ISO 4649

Electrical Properties	Original Value	Comments
Volume Resistivity	8.00e+12 ohm-cm	IEC 62631-3-1
Surface Resistance	4.00e+14 ohm	IEC 62631-3-2
Dielectric Constant	4.5 @Frequency 1e+6 Hz	IEC 62631-2-1
	4.8 @Frequency 100 Hz	IEC 62631-2-1
Dielectric Strength	19.0 kV/mm	IEC 60243-1
Dissipation Factor	0.0095 @Frequency 100 Hz	IEC 62631-2-1
	0.030 @Frequency 1e+6 Hz	IEC 62631-2-1
Comparative Tracking Index	600 V	IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	170 µm/m-°C	ISO 11359-1/-2
	220 µm/m-°C @Temperature -40.0 - 23.0 °C	ISO 11359-1/-2
CTE, linear, Transverse to Flow	190 µm/m-°C	ISO 11359-1/-2
	210 µm/m-°C @Temperature -40.0 - 23.0 °C	ISO 11359-1/-2
Melting Point	193 °C	10°C/min; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi)	50.0 °C	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	35.0 °C	ISO 75-1/-2
Vicat Softening Point	60.0 °C	50°C/h, 50N; ISO 306
	155 °C	50°C/h 10N; ISO 306
Brittleness Temperature	-100 °C	ISO 974
Glass Transition Temp, Tg	-50.0 °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	21.0 mm/min @Thickness 1.00 mm	DS; ISO 3795 (FMVSS 302)
Oxygen Index	20 %	ISO 4589-1/-2

Processing Properties	Original Value	Comments
Melt Temperature	215 °C	Optimum, Extrusion
	210 - 225 °C	Range, Extrusion
	225 °C	Optimum, Injection
	220 - 250 °C	Range, Injection
Mold Temperature	45.0 °C	Optimum, Injection
	45.0 - 55.0 °C	Injection
Drying Temperature	100 °C	Injection
	90.0 - 110 °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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PDSX5180 / 197820

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