5380 Epoxy

3.2 W/mK — High thermal conductivity, electrically insulative

Ideal for potting applications, 5380 combines high thermal conductivity with electrically insulative properties. Dark gray and self-leveling, this epoxy is ideal for electronics applications that require high heat dissipation.


Work Life6 hours @ 25°C
ViscosityPaste @ 25°C
Shelf Life6 months @ -40°C 12 months @ -60°C

Cure options

2 hours @ 80°C 1 hr @ 120°C

Cured Properties

Based on cure of 2 hours @ 80°C

ColorDark Gray
Shore D HardnessD/90/0
Glass Transition Temp (°C)20
Density (g/cc)3.05
Lap Shear 2024T3 Clad (psi)1775
Linear Shrinkage (%)0.38

Electrical Properties

Based on cure of 2 hours @ 80°C

Dielectric Constant6.62 @ 1 MHz
Dissipation Factor0.012 @ 1 MHz
Dielectric Strength (volts/mil)480
Volume Resistivity (ohm-cm)5.3E+14 @ 500 VDC

Thermal Properties

Based on cure of 2 hours @ 80°C

CTE below Tg (ppm/°C)21
CTE above Tg (ppm/°C)48.3
Glass Transition Temp (°C)20
Operating Temp. Range (°C)-100 to 160
Thermal Conductivity (W/mK)3.2

Outgassing Properties

Based on cure of 2 hours @ 80°C

TML (%)0.68
CVCM (%)0.04
WVR (%)0.02

Acoustic Properties

Velocity (m/s)3,965
Impedance (MRayls)12.11
Loss (dB/cm-MHz)-10.72
Density (g/cc)3.05

Key Features

  • High Thermal Conductivity
  • Electrically Insulative
  • Meets NASA Outgassing Requirements
  • Ideal for Potting Applications
  • Injectable
  • Long Pot Life
  • Self Leveling
  • Solvent Resistant
  • √ RoHS Compliant

The data contained herein is provided for informational purposes only and are believed to be reliable. APPLI-TEC does not guarantee suitability of this product for any resultant application or freedom from patent infringement. Furthermore, APPLI-TEC disclaims any liability for incidental and consequential damages of any kind including but not limited to lost profits.

Rev A

General Inquiry

I have a technical question, need an SDS, etc.

Email Customer Service

New Applications

I want to discuss my application challenges, order samples, or place a first-time order.

Email a Technical Specialist

Existing Applications

I need to reorder an existing part number, I have a BOM/Spec.

Email Inside Sales