MobilityElectrification
High heat resistance and high insulation thermosetting resin
improves
functionality and reliability of electric power train.
- Top
- Electrification
- Epoxy Resin Powder Coating With High Tracking Resistance for Electrical Insulation
Epoxy Resin Powder Coating With High Tracking Resistance for Electrical Insulation
Our High Tracking Resistance Powder Coating...
Our High Tracking Resistance Powder Coating
- Reduces Creepage Distance
- No Mold Required
- Increases Design Flexibility
- Contributes to Labor Savings
Advantage
Advantages of Epoxy Resin
（Our Estimation）
- High Electrical Insulation
- Good Adhesion to Metals
- Low Melt Viscosity When Heated
(Easy to Cover)
(Easy to Cover)
Advantages of Powder Coatings
（Our Estimation）
| View Point | Powder Coatings | Thermoplastic Molding Materials | Heat Shrink Tubing (Thermoplastic) |
|---|---|---|---|
| Design Flexibility | ○ | ○ | △ |
| Labor Saving | ○ | ○ | △ |
| Mold Requirement | ○ | × | ○ |
| Adhesion to Metal | ○ | △ | × |
| Implementation Environment | △ | ○ | ○ |
Epoxy Resin Powder Coating with High Tracking Resistance
（Developed Product, Our
Measurement
Values）
| Item | Unit/Condition | Non-Flame Retardant Type | Flame Retardant Type | |
|---|---|---|---|---|
| Standard Curing Conditions | － | 170℃ for 40 min | 170℃ for 40 min | |
| Electrical Properties | Tracking Resistance (CTI) | V, In-house method | ≧800 | ≧800 |
| Dielectric Breakdown Voltage | kV/mm, 1mm | 37 | 35 | |
| Thermal Properties | Flame Retardancy | 0.5 mm thickness, UL94 V method | ̶ | V-0 class |
| Glass Transition Temperature | ℃, TMA | 121 | 84 | |
| Coefficient of Linear Expansion |
ppm(≦Tg), TMA | 28 | 49 | |
| ppm(≧Tg), TMA | 101 | 134 | ||
| Mechanical Properties | Three-Point Bending Strength | MPa | 120 | 84 |
| Shear Adhesion Strength | MPa, C1100 | 12 | 17 | |
| Dupont Impact Strength | cm,1/16inch,500g, 500μm thickness |
≧50 | ≧50 |
Test Method
Coating Method
Electrostatic coating is suitable for powder coating on metal.Powder particles are attached to metal surfaces by electrostatic attraction using a spray gun or a fluidizing bed, then they are cured by heating.You can select areas to coat by masking.
Coating to Curing Process (Cross-Section Image)
