The concept of molding is not new. It is quite old and pervasive. As per definition Mold is a hollowed out block or rigid frame. A liquid or pliable materials like plastic, glass, ceramic materials etc are filled in order to strengthen the material or adds the value added functional features. When the liquid hardens and sets inside the mold and takes the desired shape. There are two basic methods of insert molding. These are post moulded installation and moulded-in- installation. The entire insert moulding process comprises of following steps.
- At first, custom-built mold is loaded with inserts and the inserts may be loaded mechanically or manually.
- Plastic in molten form is injected into the mold in the second step.
- Then it is allowed for cooling, the mold opens and the components are removed.
- In the next step, components are separated from the spruces and inspected accordingly.
- In case of Post-molding assembly, it includes a variety of secondary operations, such as: Die cutting of stampings into discrete circuits, Bonding, Micro soldering, Circuit testing
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