When you need a smooth and polished finish, or you want to make exact copies of an existing injection molded part, casting resin parts in silicone molds is an excellent option. [Eric Strebel] has ...

[Jan] notes that this generally necessitates the use of condensation-cure silicones, as additive types don’t cure well in resin molds. The condensation silicone is mixed up, degassed, and poured ...

LaRose Industries issued a recall for 224,100 Cra-Z-Art Gemex/Gel2Gem jewelry-making kits after learning that resin in the kits contained a hazardous amount of acrylate. The recall alert said the ...