Injection Cooling System And Choosing The Right One

by Ralph
Injection mold

An expert is known as Ben Franklin once said that time is money. In business, this rings true. As usual, you can never afford to waste time or allow your money to slip away, especially if you intend to stay relevant in business. Injection molding is one of the most relevant manufacturing tools for cycling; you need to be rest assured that you will always be in a position to cool your products successfully.

With injection molding generally, one of the most significant parts of the manufacturing cycle is cooling. As such, the cooling stage relatively accounts for about 70 percent of the entire cycle. Cutting down the cycle by a relatively smaller fraction is going to allow your operation to produce several products in comparatively less time.  To make sure there is minimum cooling through it all, you need to have a proper design of the injection cooling system.

You also need to own a reliable method. Want to understand matters about these issues?

Read on to comprehend and select the best options for cycle time reduction.

There are two primary methods for cooling different systems. There is the air-cooled and then fluid cooled. The air-cooled system is not often used since it takes a significantly longer time to reduce heat via the heat dissipation transfer system to the surrounding air.

And in cases where the surrounding environment can be kept cold, the same can increase the volume of heat that can be shed to that air. That may need operating expenses to cool the space. Fluid cooled molds will also be the major source of cooling with glycol as well as water as some of the common fluids used.

The water offers some form of cooling via the mold, which takes the heat from the mold. At the same time, ethylene glycol plays the role of preventing rust from the interior surface of the mold while cooling and piping plays the role of keeping the mold at a specified temperature.

Water from within offers some form of cooling when it goes into the mold, thereby, taking heat from the mold. The ethylene glycol then prevents rust from forming in the mold cooling piping while assisting you to keep your mold at a relatively steady temperature.

The Cooling System Design

When creating a cooling system for your injection mold, there will be few major concerns you will need to address for cooling coupled with reduced cycle time. Usually, all the cooling channels in the mold should be in proximity to one of the thickest parts of what you will be forming. At the same time, if your cooling channels are larger than the standard 10 millimeters, they need to retain the same diameter always through the mold.


Beyond the cooling channels which are internal to your plastic injection mold, there are additional options that are readily available to increase the injection molding coupled with the cooling efficiency in areas that are challenging to reach.


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