Datasheet Download
PR27 Polyimide Thermal Conductive Insulation Sheet features a thermal conductivity of 1.8 W/m·K, combining excellent high dielectric constant and low thermal resistance properties. With outstanding high-temperature resistance, operating temperature range from -60℃ to 180℃, dielectric breakdown voltage reaching 8-12KV, superior tensile strength and high-torque screw fastening resistance. Ideal choice for high-power semiconductors and electrical equipment applications, demonstrating high stability characteristics with customizable die-cutting services available.
FEATURES
/ Thermal conductivity: 1.8 W/m·K
/ Excellent insulator
/ Extremely low thermal impedance
/ Reworkable
CONFIGURATIONS
/ Roll form
/ Sheets form
/ Die-cuts parts
/ Single-sided adhesive or double-sided adhesive can be used as required
TYPICAL APPLICATION
/ Power supplies
/ Motor controls
/ Power semiconductors
/ 5G base station & infrastructure
/ EV electric vehicle
Thermal Resistance vs. Pressure
TYPICAL PROPERTIES
| Item | PR27 | UNIT | TEST METHOD |
|---|---|---|---|
| Color | Gray | – | Visual |
| Surface tack 2-side/1-side | – | – | – |
| Reinforced layer | Polyimide | – | – |
| Thickness | 0.10 | 0.125 | 0.15 | mm | ASTM D374 |
| Density | 1.5 | g/cm³ | ASTM D792 |
| Hardness | 80 | Shore A | ASTM D2240 |
| Application temperature | -60~180 | °C | – |
| ROHS & REACH | Compliant | – | – |
| THERMAL | |||
| Thermal conductivity | 1.8 | W/m·K | ISO22007-2 |
| Thermal impedance@20psi | 0.441 | °C-in²/ W | ASTM D5470 |
| Thermal impedance@100psi | 0.329 | °C-in²/ W | ASTM D5470 |
