Blog

Structure of Injection Mold

Structure of Injection Mold A mold is made from various parts, including plates, pins, bushings, pillars, ejectors, and many other pieces of equipment that serve a number of purposes. In Figure 1, the locations of the basic items that comprise the…

hot runner system of plastic mold

Among the major advantages of hot-runner molds is the material savings that result from eliminating the runner system. In essence, hot-runner systems are extensions of the plastic injection machine’s nozzle through which the plastic melt flows straight into the cavities.…

5 Ejection Methods For Plastic Mold

Plastic Mould Ejection Injection moulding compounds exhibit a certain amount of shrinkage,i.e., in a cooled condition, the volume is somewhat smaller than in a heated condition. If parts with accurate dimensions are needed, allowances must be made for this shrinkage…