3M™ Scotchcast™ Electrical Resin 255 (18 lb)
- 3M ID 80700255021
Details
Highlights
- 72 Shore D hardness
- Has 23-minute gel time at 248 degrees F (120 degrees C)
- For use in potting and encapsulating applications where flame-retardant and shock resistance are required
- Comes in off-white color
- 1-gal capacity
- Withstands a temperature range of 32 to 266 degrees F (0 to 130 degrees C)
- Elongates 10% longer than its original size for easy insulation or wrapping
- MIL-I-16923E Certified and RoHS 2011/65/EU Compliant
- 18 lbs/kit
3M™ Scotchcast™ Resin 255 is a 2-part, oven-curing, filled, epoxy-based, liquid resin. The flame-retardant resin is suitable for use in potting and encapsulating applications where shock resistance is required.
3M™ Scotchcast™ Electrical Resin 255 is semi-flexible and has a magnificent thermal and mechanical shock resistance. MIL-I-16923E Certified and RoHS 2011/65/EU Compliant.
Typical Properties
| Base Polymer | Epoxy |
| Brands | Scotchcast™ |
| Cure Method | Oven |
| Cure Temperature | >75 Degree Celsius |
| Dielectric Strength (V/mil) | 375 V/mil |
| Elongation | 10 % |
| Flammability Rating | Self Extinguishing |
| Flexibility | Semi-flexible |
| Gel Time | 23 min @ 248 °F (120 °C) |
| Hardness | 72 Shore D |
| Material | Epoxy |
| Mix Ratio | Wt 2:3 Vol (%) 39:61 |
| Mixed Viscosity | Medium (10,000-75,000 cpi) |
| Product Type | Electrical Resin |
| Resin Matrix | Filled |
| Temperature Rating | Class B (<=130 deg C) |
| Thermal Conductivity | Low (<0.25 W/m-K) |
Resources
3M™ Scotchcast™ Electrical Resin 255Data Sheets
(PDF, 82KB)
3M™ Scotchcast™ Liquid Resins TroubleshootingData Sheets
(PDF, 45KB)
