The main work for mold designers is to make molds for parts, such as copli’s and decorating tips made of resin.The basic mold base consists of two halves. The molten thermoplastic material is injected into the mold at high pressure. A part will be ready after this material cools and solidifies.The mold is very heavy, around several hundred kilograms and is strongly built. It can be used permanently unless it changes shape.Therefore, it shows how high level of skill the mold designers have.
The main task for die-cut operators is to cut out the shape of decorating bags from a fabric that is made from cotton and nylon.They cut a fabric to fit the die cutting press and die cut out many layers of a fabric.They have expert techniques and expertise to cut as many pieces as possible from a sheet of fabric.