Smooth-On Shell Shock Fast Size:1.25 Gallon Liquid urethanes are moisture sensitive

Liquid urethanes are moisture sensitive and absorb atmospheric moisture

Simply spray onto any sealed concrete surface and spread with a clean terry cloth

Suitable for aluminum propellers

Creality's Mk-168 Ultrasonic Cleaner

employing the ‘double-mix and pour’ technique can produce better results

Smooth-On Shell Shock Fast Size:1.25 Gallon Liquid urethanes are moisture sensitiveThixotropic plastic that self thickens when mixed and can be brushed onto a variety of surfaces or into rubber molds. Shell Shock is ideal for making fast, lightweight rigid molds for creating silicone appliances and effects (use as a replacement for gypsum molds). You can also brush a "gel coat" into a rubber mold and back it up with rigid foam, creating a highly detailed lightweight casting.