 
    ResinLab EP691 Clear is a two component, room temperature or heat curing, unfilled epoxy encapsulant that is used for medium castings, bonding with most materials, and filling voids. It is electronic grade, semi-rigid, free flowing, and has good air release and wetting properties. It is resistant to bases, acids, water, and most organic solvents. 50 mL Cartridge.
| Typical Use: | Designed for medium sized castings requiring good clarity. | 
| Chemical Composition: | Epoxy | 
| Color: | Clear | 
| Components: | 2 part | 
| Cure System: | Room Temperature/Heat | 
| Cure Time: | 24h @ room temperature; 1h @ 65 °C; 20min @ 100 °C | 
| Dielectric Strength: | 410 V/mil | 
| Elongation: | 4% to 9% @ break | 
| Flash Point: | Part A: 252 °C; Part B: >260 °C | 
| Hardness: | 80 D | 
| Mix Ratio: | 2:1 by volume; 100:45 by weight | 
| Service Temperature: | -40 to 121 °C | 
| Specific Gravity: | Mixed: 1.11 | 
| Tensile Strength: | 8,500 psi | 
| Thermal Conductivity: | 0.14 W/mK | 
| Viscosity: | Mixed: 9,000 | 
| Volume Resistivity: | 8 x 10^14 ohm-cm | 
| Working Time: | >2h |