Structalit® 5859 is a single-part, heat-curing epoxy adhesive developed specifically for bonding magnets and stators in electric motors. This solvent-free formulation offers exceptional adhesion to metal, excellent temperature resistance, and a long working life at room temperature.
Key Features
- Designed for magnet and structural bonding
- High lap shear strength – up to 18 MPa on steel
- Heat resistance from -40°C to +200°C
- High Tg of 145°C and tensile strength of 50 MPa
- Resilient under oil, coolant, and saltwater exposure
- Long open time – up to 7 days processing window
- White, thixotropic paste for easy application
Base: Modified epoxy
Curing: Heat only (120°C for 25 min / 150°C for 15 min)
Viscosity: 400,000 mPa·s
Hardness: Shore D 80
Thermal Conductivity: 0.2 W/m*K