Mold Selection P2
Selection of an Appropriate Mold
Self-degating is somewhat more expensive than edge gating and while an insert for the gate area adds some cost, it may be necessary for long running molds to avoid expensive repairs later. The somewhat higher mold cost may be well worth it in the long run. There is a number of different designs for tunnel gates [5]. The size of the tunnel gate is determined the same way as the size for any other gate; however, there is a limit to the size that the can be sheared off cleanly. ...
