Thickening agent for Smooth-On silicone rubber for vertical surface application (making brush-on molds). Different viscosities can be attained by varying the amount of THI-VEX®. THI-VEX® is added as a small percentage to Part A and must be thoroughly mixed with Parts A and B.
NOTE: THI-VEX® is not compatible with Mold Max® 40 and is not recommended for use with Mold Max® 60 silicone.
