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Ensinger PEI

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Henkel Loctite® Stycast® 1495K with CAT 9 Epoxy Encapsulant
Categories: Polymer; Thermoset; Epoxy; Epoxy Encapsulant, Unreinforced

Material Notes: Loctite Stycast 1495K provides the following product characteristics:
  • Good thermal conductivity
  • Low viscosity
  • Can be used with a variety of catalysts

Application: Encapsulation, Potting

Loctite Stycast 1495K epoxy encapsulant formulated for use in applications requiring good flow performance and thermal conductivity. It is an excellent choice for transformers, sensors and other electronic assemblies that require good heat dissipation and protection from environment.

Loctite Stycast 1495K can be used with a variety of catalysts.

CATALYST DESCRIPTION

Loctite CAT 9 provides the following product characteristics:

  • General purpose
  • Good chemical resistance
  • Good physical strength

Cure: Room temperature cure

Information provided by Henkel.

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Physical PropertiesOriginal ValueComments
Density 1.89 g/ccMixed
 1.90 g/ccPart A, Loctite Stycast 1495K
Moisture Absorption 0.0700 %
@Time 86400 sec
Cured
Viscosity 92.5 cPPart B, Loctite CAT 9
Brookfield Viscosity 21000 cPMixed
 45000 cPPart A, Loctite Stycast 1495K; Spindle 6, speed 10 rpm
Linear Mold Shrinkage 0.0010 cm/cm
 
Mechanical PropertiesOriginal ValueComments
Hardness, Shore D 95
Tensile Strength 46.0 MPa
Flexural Strength 88.0 MPa
Compressive Strength 139 MPa
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity 5.00e+11 ohm-cm
@Temperature 130 °C
 5.00e+13 ohm-cm
@Temperature 25.0 °C
Dielectric Constant 3.95
@Frequency 1e+6 Hz
Dielectric Strength 15.7 kV/mm
Dissipation Factor 0.027
@Frequency 1e+6 Hz
 
Thermal PropertiesOriginal ValueComments
CTE, linear 42.0 µm/m-°C
Thermal Conductivity 1.10 W/m-K
Maximum Service Temperature, Air 130 °C
Minimum Service Temperature, Air -40.0 °C
 
Processing PropertiesOriginal ValueComments
Cure Time 1.00 - 2.00 hour
@Temperature 65.0 °C
Option 3
 4.00 - 6.00 hour
@Temperature 45.0 °C
Option 2
 16.0 - 24.0 hour
@Temperature 25.0 °C
Option 1
Working Life 45.0 min
@Temperature 25.0 °C
100 g
Shelf Life 12.0 MonthPart A, Loctite Stycast 1495K
 
Descriptive Properties
AppearanceBlack LiquidPart A, Loctite Stycast 1495K
Mix Ratio, by Volume100 : 8.5Material : Catalyst
Mix Ratio, by Weight100 : 4.5Material : Catalyst

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