Casting Fiberglass In A Silicone Rubber Mold!

Silicone rubber molds can be used to make fiberglass castings. This is the third video in series "Viewer Project #2 -Jacob's Weight Base".

0:00 Good Morning!
0:18 Testing your materials.
1:48 Mixing epoxy resin.
Read the material data sheet.
Precise mix ratios.
2:35 Pouring the gel coat.
5:00 Brushing on the gel coat.
Forgot the release agent!
6:22 Three applications of gel coat.
6:45 Cutting fiberglass cloth into patches.
8:06 Mixing the laminating resin.
9:04 Wetting out the mold with resin.
9:40 Laying in the fiberglass cloth.
10:50 Completed the fiberglass layup.
11:20 Applying a color gel coat to the interior of the part.
11:50 De-molding the part.
Trimming the fiberglass cloth.
Taking the mold case apart.
Peeling off the rubber blanket.
15:20 First look at the part.
Perfect reproduction of the original!
16:52 Cutting off the flashing at the bandsaw.
20:38 Evaluating the casting.
7.5 out of 10 rating. Some minor casting flaws.
20:09 Thanks for watching. Please like and subscribe!

Видео Casting Fiberglass In A Silicone Rubber Mold! канала Robert Tolone