How to Use Silicone Caulking in a Mold
- 1). Apply the mold release agent to the interior mold if using porous material.
- 2). Cut off the tip of the silicone caulk tube with scissors. Place the tube in the caulk gun.
- 3). Squeeze a bead of caulk into the mold. Use your fingers to brush the silicone into the surface. Apply more caulk until the surface is filled.
- 4). Allow the silicone to dry for at least 36 hours.
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