3M Scotch-Weld 2158 Epoxy Adhesive Gray is a two-part adhesive that chemically cures at room temperature. It has good adhesion to damp concrete and a variety of substrates including metals, many plastics, and wood. 1 Pint Kit.
| Typical Use: | Good adhesion to a variety of substrates including metals, many plastics, wood and concrete. Good adhesion to damp concrete. |
| Brand: | Scotch-Weld |
| Chemical Composition: | Base: Modified epoxy; Accelerator: Synthetic resin |
| Color: | Gray |
| Components: | 2 part |
| Cure System: | Room Temperature/Heat |
| Cure Time: | 7d @ 24 °C; 120min @ 49 °C; 30min @ 93 °C |
| Dielectric Strength: | 980 V/mil |
| Hardness: | 85 D |
| Specific Gravity: | 1.54 |
| Thermal Conductivity: | 0.283 |
| Viscosity: | 200,000 to 800,000 |
| Volume Resistivity: | 1.4 x 10^15 ohm-cm |