Electronic Component Coating Powder
EPICOAT-C is a one part, low temperature melting Epoxy Powder specially formulated for temperature sensitive electronic components coating. The powder is pulverized and treated to suit the Fluidized bed application process.
The properly cured coating provides maximum moisture protection and best Electrical properties for all types of Capacitors including Film, Ceramic and Tantalum. The product is also suitable for coating of Variastors (M.O.V)
EPICOAT- C (FR) is formulated to meet flamability requirements
Typical Properties
| Properties | Unit | Epoxy Resin 520 |
|---|---|---|
| Gel Time at 150°C | s | 40-60 |
| Inclined Plate Flow at 150°C/45° (2g/20 ø) | mm | 12-20 |
| Partical Size Distribution Through 150 micron | 100% | |
| Partical Size Distribution Through 050 micron | 20% | |
| Bulk density | g/cc | 0.7-0.8 |
Curing Conditions
- 110°C / 2 hr. OR 80°C / 2 to 3 hr
Properties of cured material
| Specific Gravity | g/cc | 1.65 |
| Glass Transition Point Tg. | °C | 95 |
Electrical Properties of Cured Material
| Dielectric strength | Kv / mm | >30 |
| Volume Resistivity | Ω.cm | 5 x 1015 |
| Insulation Resistance | Ω | 1014 |
| Dielectric constant | - | 3 |
| Dissipation Factor | Tan ∂ | 1 x 10-3 |
Storage of Powder
- Powder should be stored at 20°C or below in closed containers. Storage area should be dry, free from atmospheric moisture. After removing powder from cold storage allow to attain the ambient temperature in closed containers before opening and using to avoid moisture contamination. The shelf life of powder is 3 months at 20°C
Packing
- EPICOAT-C is available in Blue, Orange and Gold color in 10 kgs. / 15 kgs. Carton pack