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Celanese Hytrel® 3078 BK176 Polyester Elastomer
Categories:
Polymer
;
Thermoplastic
;
Elastomer, TPE
;
Polyester TPE
Material Notes:
Hytrel® 3078 BK176 is a very low modulus grade, with nominal hardness of 30D. It can be processed by many conventional thermoplastic processing techniques like injection molding and extrusion.
Former DuPont product acquired by Celanese in 2022.
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Mechanical Properties
Original Value
Comments
Hardness, Shore D
25
15s; ISO 48-4
<= 27
ISO 48-4
Tensile Stress at Strain
1.90
MPa
@Strain 10 %
ISO 527-1/-2
4.20
MPa
@Strain 50 %
ISO 527-1/-2
Charpy Impact Unnotched
NB
@Temperature 23.0 °C
ISO 179/1eU
Charpy Impact, Notched
NB
@Temperature 23.0 °C
ISO 179/1eA
Tear Strength
80.0
kN/m
normal; ISO 34-1
80.0
kN/m
parallel; ISO 34-1
Thermal Properties
Original Value
Comments
Flammability, UL94
HB
@Thickness 1.60 mm
IEC 60695-11-10
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
Polymer
TPC
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
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PDSX5170b / 254334
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