Ejector pins can’t return ,how can we do?

  Ejector pins are long pins that are used in the injection molding industry to push the final samples out of the mold. They are used forcefully to eject the solid part out of the mold and are usually made of high-quality steel.

How to choose the material of mold

In this lesson i will show how to choose the material of mold. As you know, injection mold mass production many so durability of the material is very improtant. If we choose material not good, we will lost many money for repair mold when mass production.