Tag: vinyl tooling

Vinyl toys: How it's done
November 2, 2010

  Take a peek inside the Obitsu Factory, which has been manufacturing Japanese toys since 1966. Rotational molding, also known as rotomolding, rotocasting or spin casting, is a molding process for creating many kinds of mostly hollow items, typically of plastic. A heated hollow mold is filled with a charge or shot weight of material, it is then slowly rotated (usually around two perpendicular axes) causing the softened material to disperse and...