Design fan gate is similar to the side gate, but width of gate is bigger and has fan-shaped. Used in large size molded product. It permits rapid filling of large parts or fragile section mold area with large entry area. It is used to create uniform flow into wide parts. You can read all the […]
Stripper mold is mold that use stripper plate to push sample out of the mold. It can solve shape cups, containers and lids without undercut. Stripper plate is between core plate and cavity plate. When mold open, ejector system will push to stripper plate and stripper plate push sample out of the mold. I. When […]
Before starting mold design process, designer must complete many questions about all the requirements which must be filled be the product. This is typical of question: 1. Question from the customer. + How can the product be made? + Is the product expected to have long time? + How many times does product be reused? […]
In this lesson I will show how to choose the mold material for plastics injection. As you know, injection mold mass production much so durability of the material is very important. If we choose material not good, we will lose much money for repair mold when mass production. I. Mold material for plastics injection must […]
A three plate mold has 2 parting lines and three opening type runner opening, runner stripper plate opening, and product opening. One parting line use to remove a runner and one parting line use to remove product. It has three main groups: runner stripper plate, fixed side(cavity plate), and movable side(core plate).
Ejector system in injection molding use 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.