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- 8520 + 8930 Polyurethane Encapsulant
8520 + 8930
Polyurethane Encapsulant
2-components polyurethane casting resin, CMR-free*, solvent-free and electrically insulating, very high thermal conductivity, no metallic fillers, excellent adhesive properties, no halogenated flame-retardants, ideal for heat-reduction of winding goods, electric motors, accumulators, and high-performance components, TIP: Design variations of effective cooling elements, good combination with Kisling’s LED-casting resins
As of August 24, 2023, all professionals and industrial users must complete a training before using this product. You can participate in the free training program here with the code FEICA_21_G.
* not required to be labelled CMR according to section 2 of the MSDS
Specifications
| Characteristics | Condition |
|---|---|
| Product category | Encapsulant |
| Chemical base | Polyurethane |
| Color | natural (cream) |
| Density [g/cm3] | 2.05 – 2.15 |
| Mixing ratio | 100 : 9 (W:W) |
| Viscosity [mPas] | 100 000 – 130 000 |
| Pot life [min] | 15 – 25 (at 40 °C) |
| Shore hardness (DIN EN ISO 868) | D35 – 45 |
| Temperature range [°C] | -40 – +130 |
| Curing conditions | cold curing |
| Thermal conductivity [W/mK] | 3.5 |
| Glass transition temperature [°C] | -23 |
| CTE < Tg [ppm/K] | 156,2 |
| CTE > Tg [ppm/K] | 187,9 |
| UL94 | HB |
