Search this site
5390 Epoxy
4.3 W/mK — Highly thermally conductive, electrically insulative
5390 combines remarkable thermal conductivity with electrically insulative properties. Dark gray and self-leveling, this epoxy is ideal for electronics applications that require intense heat dissipation.
Uncured
| Work Life | 6 hours @ 25°C |
|---|---|
| Viscosity | Paste @ 25°C |
| Shelf Life | 6 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
| Color | Dark Gray |
|---|---|
| Shore D Hardness | D/90/0 |
| Glass Transition Temp (°C) | 20 |
| Density (g/cc) | 3.14 |
| Lap Shear 2024T3 Clad (psi) | 1,130 |
| Linear Shrinkage (%) | 0.16 |
| Tensile Strength (psi) | 2960 |
| Tensile Modulus (psi) | 1,220,000 |
| Compressive Strength (psi) | 14,100 |
| Compressive Modulus (psi) | 835,000 |
| Poisson’s Ratio | 0.45 |
| UL 94 | Meets V0 requirements |
| Extractable Ionics, ppm | Chloride: <0.1 Sodium: <0.5 Potassium: <0.1 |
Electrical Properties
Based on cure of 2 hours @ 80°C
| Dielectric Constant | 6.78 @ 1 MHz |
|---|---|
| Dissipation Factor | 0.015 @ 1 MHz |
| Dielectric Strength (volts/mil) | 430 |
| Volume Resistivity (ohm-cm) | 7.1E+13 @ 500 VDC |
Thermal Properties
Based on cure of 2 hours @ 80°C
| CTE below Tg (ppm/°C) | 20.9 |
|---|---|
| CTE above Tg (ppm/°C) | 44.3 |
| Glass Transition Temp (°C) | 20 |
| Operating Temp. Range (°C) | -100 to 160 |
| Thermal Conductivity (W/mK) | 4.3 |
Outgassing Properties
Based on cure of 2 hours @ 80°C
| TML (%) | 0.68 |
|---|---|
| CVCM (%) | 0.03 |
| WVR (%) | 0.03 |
Acoustic Properties
| Velocity (m/s) | 4,140 |
|---|---|
| Impedance (MRayls) | 12.986 |
| Loss (dB/cm-MHz) | -8.92 |
| Density (g/cc) | 3.14 |
Key Features
- Very High Thermal Conductivity
- Electrically Insulative
- Meets NASA Outgassing Requirements
- Ideal for Heat Sink Attach and Bonding
- 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.
New Applications
I want to discuss my application challenges, order samples, or place a first-time order.
Existing Applications
I need to reorder an existing part number, I have a BOM/Spec.