Hapco DI- PAK™ E-4671 TPU

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Hapco DI- PAK™ E-4671 TPU
Categories:	Polymer; Thermoset; Polyurethane, TS
Material Notes:	Flexible, high strength, 50 to 71 shore D hardness potting and encapsulating systems. Accelerated gel times, and black or unpigmented versions are available. The Di-Pak™ Advantage: Flexible or Rigid Low Viscosity Multiple Speeds Mercury Free Improve your process and your product: Eliminate Rejects Fast Cure & Fast Turnover Increase Performance Hand Mix or Dispense Information provided by Hapco, Inc.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.05 g/cc	1.05 g/cc	ASTM D-4669
Viscosity	3100 cP	3100 cP	ASTM D-4878
Linear Mold Shrinkage	0.0030 - 0.0050 cm/cm	0.0030 - 0.0050 in/in	ASTM D-2566

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	69 - 73	69 - 73	ASTM D-2240
Tensile Strength	31.11 MPa	4512 psi	ASTM D-638
Elongation at Break	87 %	87 %	ASTM D-638
Modulus of Elasticity	0.379 GPa	55.0 ksi	ASTM D-638
Flexural Strength	25.6 MPa	3710 psi	ASTM D-790
Flexural Modulus	0.393 GPa	57.0 ksi	ASTM D-790
Izod Impact, Notched	3.42 J/cm	6.40 ft-lb/in	ASTM D-256
Izod Impact, Unnotched	NB	NB	ASTM D-256
Tear Strength	116 kN/m	660 pli	ASTM 624 Die-C

Electrical Properties	Metric	English	Comments
Volume Resistivity	4.20e+13 ohm-cm	4.20e+13 ohm-cm	ASTM D-270
Dielectric Constant	1.9 @Frequency 1000 Hz	1.9 @Frequency 1000 Hz	ASTM D-150
	2.3 @Frequency 100000 Hz	2.3 @Frequency 100000 Hz	ASTM D-150
Dielectric Strength	>= 13.8 kV/mm	>= 350 kV/in	ASTM D-149
Dissipation Factor	0.038 @Frequency 100000 Hz	0.038 @Frequency 100000 Hz	ASTM D-150

Thermal Properties	Metric	English	Comments
Thermal Conductivity	0.216 W/m-K	1.50 BTU-in/hr-ft²-°F
Maximum Service Temperature, Inert	150 °C	302 °F

Processing Properties	Metric	English	Comments
Cure Time	60.0 - 120 min @Thickness 3.17 mm	1.00 - 2.00 hour @Thickness 0.125 in	Demold
Gel Time	18.0 min	18.0 min	ASTM D-2971
	3.00 min @Load 0.100 kg	3.00 min @Load 0.221 lb	ASTM D-2971

Descriptive Properties
Color (cured)	Clear Amber
Mix Ratio	100:65		Volume
	100:65		Weight

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 terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

PHAPCO022 / 317081

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