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Thermally conductive insulator – EU-INS500
EU-INS500 is a thermally conductive, conformable interface material. It has been designed to be used between component and heatsink to eliminate air gaps and improve the efficiency of heat transfer.
EU-INS500 consists of a ceramic filled high temperature silicone rubber coated on electrical grade fibreglass. This composition gives to this product high thermal performance and also a voltage isolation of 6000V.
Features and Benefits
– High dielectric strength of > 6000VAC
– Resistant to tears and punctures
– Low thermal resistance
– UL94 V0
Configurations
– Roll 300mmx30m
– Adhesive on one side (suffix “-1”)
– Die cut parts
– Kiss cut parts on sheet
Examples or main applications
– Switching mode power supplies
– Stamped aluminium heat sinks
– General high pressure interface
Properties
| Colour | Dark pink |
| Composition | Ceramic Filled silicone rubber |
| Thickness | 0,23 mm |
| Tensile strength | 1,3 kpsi |
| Hardness | 85 Shore A |
| Maximum Operating Temperature | +150 °C |
| UL Flamming Rating | V0 UL94 |
| Volumic resistivity | > 10¹² Ohm-cm |
| Dielectric constant | 3,3 |
| Dielectric Breakdown Voltage | > 6000 VAC |
| ROHS Compliant | Yes |
Product variants
The Thermally conductive insulator – EU-INS500 are available in a range of variants designed to meet specific application needs. These versions differ in format, construction, or additional features, providing flexibility in design and optimal compatibility with various systems and assembly processes.
Capabilities & customisation
Industries

General Catalogue
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