Injection mold how to do the old durable

A set of injection mold, can produce tens of thousands or even hundreds of thousands of plastic parts, only the life of the mold, the longer the more economic benefits. In each injection mold, the various parts of the durability is not the same, for easy to wear, the damaged parts, in such aspects as material, processing method, heat treatment should be put forward the necessary requirements, but also on how the quick-wear part is convenient to adjust and change. Note also that the service life of parts and mould.