TufGel 331



TufGel 331 is a clear, tough, moderately cross-linked silicone elastomer, which has good room temperature cure adhesion to many substrates.  This material also has enhanced flame retardant properties compared to standard gels. Silicone gels are used to provide protection from vibration and thermal or mechanical shock. Silicone gels also provide excellent moisture protection.



  • One to one mix ratio
  • Enhanced flame retardant properties
  • Dispensing equipment not necessary
  • Good adhesion to many substrates including glass, aluminum and copper with use of a primer


5 gallon pail kit

SPECIFICATIONS (typical properties)

Durometer : 40, Shore 00
Refractive Index : 1.41
Viscosity : 700 cps
Penetration : N/A
Mix Ratio : 1:1
Gel Time : > 35 minutes
Color : Transparent Blue
Specific Gravity : 0.97