Plastic Injection Molding: Introduction to the Process
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Plastic injection molding is a popular section of the plastic industry. This process is used for producing plastic components. Typically, this process is fast and produces a lot of components in a short period of time. Common materials used for the production include metals, elastomer, thermoset, and thermoplastic just to name a few. Let’s find out more.
Plastic Injection Molding Industry
Plastic injection molding is used all over the world for making plastic components of toys and medical equipment. In the automobile and aerospace industry, millions of components are made using the same process. If you look around, you will find hundreds of things made with plastic molding.
Recently, this industry has gone through a lot of changes. Nowadays, manufacturers work with different tooling partners in order to reduce the lead time.
How does the Process Work?
Basically, the injection molding process involves melting plastic in the machine. Afterwards, the melted plastic is put into a mould with high pressure. In the mould, plastic is solidified and released through the opening. This technique helps produce different objects.
Before the production begins, the components are carefully designed by an experienced designer or engineer. In the next phase, an experience professional prepares the mould. Typically, aluminum and steel is used for making the mould.
The plastic is put into the molding machine. The machine stays closed throughout the injection molding process.
Typically, the plastic is injected into the mould in the form of pellets or granules. The machine keeps on heating the plastic in order to liquefy it. At the end of the process, ejectors push the component out of the mould in the form of a finished product. This is how the whole process works.
How to Speed up the Process
The injection molding process can be boosted by reducing the injection time, resetting time or cooling time.
How to Reduce the Costs of Injection Molding
For best results, you need to you choose an automated mode change. This will reduce the changeover time and make the manufacturer more flexible as far as the production quantity goes.
Magnetic Clamping Systems
With the help of magnetic clamping systems, it is possible to speed up the process of injection molding. This system is engineered to be used in molding machines with mold.
Given below or three things that are taken into account for innovative design:
- Temperature Range
- Opening and Holding Force
- Daylight Opening
Nowadays, you can choose from a variety of magnetic clamping solutions. There is a lot of variety because one machine cannot meet the needs of all manufacturers
Based on your needs, you can choose a small or large molding machine. For example, if you have a large unit, you can choose a machine that weighs more than 400 tons. Most of these machines feature touch screen controls so you can operate the machine accurately. This way the machine can work better and you can rely on it to meet your needs.
So, this is a brief introduction to the molding and the process it follows.