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逆射出成形について知っておくべきこと

Date: 2022-12-14
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Reverse injection molding is a process that is used to create hollow parts. This process is often used to create small and intricate parts. In order to create a part using reverse injection molding, the part is first created using a traditional injection molding process. The part is then reversed and placed back into the mold. This process is used to create parts that have a hole in the center.

What is reverse injection molding?

Reverse injection molding is a process that is used to create hollow objects. In this process, the molten plastic is injected into a mold that is already cooled. This process is used to create objects that have a thin wall.

What are the benefits of reverse injection molding?

Reverse injection molding has many benefits that include reducing the number of injection molded parts, faster cycle times, and improved part quality.

 

 

What are the challenges of reverse injection molding?

Reverse injection molding is a process that is used to produce parts that have a hollowed-out or recessed area on the front side. This process is often used to produce logos or other designs on the front side of a part. The challenges of reverse injection molding include:

1. Ensuring that the part is properly positioned in the mold before the injection process begins.

2. Making sure that the mold is properly aligned so that the part is correctly positioned.

3. Ensuring that the injection process is properly controlled so that the part is not over-injected or under-injected.

4. Monitoring the molding process to make sure that it is proceeding correctly.

5. Removing the part from the mold once it has been molded.

 

How can you overcome the challenges of reverse injection molding?

There are a few key ways that you can overcome the challenges of reverse injection molding. One way is to use a higher injection pressure. This will help to counteract the force of the gas pressure and help the molten plastic to fill the mold properly. Additionally, you can use a higher melt temperature to help the plastic to flow more easily. You can also try to minimize the gas generation in the plastic. This can be done by using a resin that has a low gas generation rate, or by using a degassing process before molding.

If you are looking to create a part with a hole in the center, reverse injection molding is the process for you. This process is often used to create small and intricate parts. In order to create a part using reverse injection molding, the part is first created using a traditional injection molding process. The part is then reversed and placed back into the mold.

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