Henkel Loctite® Stycast® E 2517 One-Component Epoxy Encapsulant

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Henkel Loctite® Stycast® E 2517 One-Component Epoxy Encapsulant
Categories:	Polymer; Thermoset; Epoxy; Epoxy Encapsulant, Unreinforced
Material Notes:	Loctite Stycast A 316-48 provides the following product characteristics: One component Low CTE Low stress Low viscosity High temperature resistance Cure: Heat cure Filler Type: Oxide Application: Encapsulation Typical Applications: Heavy duty industrial and automotive applications Loctite Stycast E 2517 epoxy encapsulant is formulated for use on bare chip protection in a variety of advanced packages where ease of flow and high thermal stability are required. Information provided by Henkel.
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Physical Properties	Original Value	Comments

Density	1.725 g/cc
Water Absorption	0.080 % @Time 86400 sec
Viscosity	22500 cP	Rheometer, Plate/Plate

Chemical Properties	Original Value	Comments
Ionic Impurities - Na (Sodium)	10 ppm	Extractable Ionic Content
Ionic Impurities - K (Potassium)	10 ppm	Extractable Ionic Content
Ionic Impurities - Cl (Chloride)	10 ppm	Extractable Ionic Content

Mechanical Properties	Original Value	Comments
Hardness, Shore D	90
Modulus of Elasticity	6.30 GPa

Electrical Properties	Original Value	Comments
Volume Resistivity	1.90e+15 ohm-cm
Dielectric Constant	4.1 @Frequency 1000 Hz
Dissipation Factor	0.0070 @Frequency 1000 Hz

Thermal Properties	Original Value	Comments
CTE, linear	19.0 µm/m-°C
Thermal Conductivity	0.500 W/m-K
Maximum Service Temperature, Air	200 °C
Glass Transition Temp, Tg	220 °C
Shrinkage	1.1 %	Cure Shrinkage

Processing Properties	Original Value	Comments
Cure Time	1.00 hour @Temperature 150 °C	Full Cure
	1.00 hour @Temperature 120 °C	Precure
	2.00 hour @Temperature 200 °C	Post Cure
Shelf Life	4.00 Month @Temperature -40.0 - 0.000 °C	from date of manufacture

Descriptive Properties
Appearance	Black Liquid
Ionic Impurities - NH4 (Ammonium) (ppm)	10	Extractable Ionic Content

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PHENK7942 / 255427

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