Dow Corning- 748 Noncorrosive Sealant
Dow Corning ™ 748 Noncorrosive Sealant is a one-component, ready-to-use, nonslumping silicone material that reacts with moisture in the air to cure to a tough, rubbery solid. Primary use: General-purpose bonding and sealing applications where low odor and noncorrosive properties are required.
Color: Off-White
Dielectric Constant at 100 Hz: 3.3
Dielectric Constant at 100 kHz: 3.21
Dielectric Strength: 475 volts per mil v/mil
Dissipation Factor at 100 Hz: 0.0087
Dissipation Factor at 100 kHz: 0.0028
Durometer - Shore A: 35 Shore A
Elongation: 350 %
Peel Strength: 25 ppi
Room Temperature Cure - Hours: 36 Hours
Service Temperature High: 177 Deg C
Service Temperature Low: -55 Deg C
Shelf Life: 720 Days
Specific Gravity @ 25C: 1.33
Tack-Free Time-50% RH: 30 Minutes
Tensile Strength: 275 psi
Volume Resistivity: 7.7e+014 ohm-centimeters
Material Safety Data Sheet (MSDS): Click Here
Technical Data Sheet: Click Here