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The Advantages and Disadvantages of Rapid Injection Mold Tools: A Comprehensive Analysis.

Rapid injection mold tools (also called rapid tooling) have been gaining popularity in recent years. They offer a faster and cheaper alternative to traditional mold-making methods, allowing companies to bring their products to market more quickly. However, as with any technology, there are both advantages and disadvantages to using rapid injection mold tools.

Firstly, one of the main advantages of rapid injection mold tools is their speed. Compared to traditional mold-making methods such as CNC machining or EDM, rapid tooling allows designs to be turned into molds in a fraction of the time. This is particularly useful for companies that need to get their product to market quickly, or for prototyping purposes.

Another advantage of rapid injection mold tools is their cost-effectiveness. Because the tool is usually made from a soft material such as silicone or epoxy, it can be produced at a much lower cost than a traditional metal mold. This can be particularly beneficial for smaller-scale production runs or for companies that are on a tight budget.

However, there are also some disadvantages to using rapid injection mold tools. One of the main drawbacks is their limited lifespan. Because the tool is made from a soft material, it will wear out more quickly than a traditional metal mold. This can be problematic for companies that need to produce large quantities of parts over an extended period of time.

Another disadvantage of rapid injection mold tools is their accuracy. While rapid tooling is generally accurate enough for most prototyping purposes, it may not be suitable for producing the final product. This is because soft materials can be harder to control during the molding process, which can result in dimensional inaccuracies or other defects in the final product.

Despite these drawbacks, rapid injection mold tools are an increasingly popular choice for companies that need to produce low-volume parts quickly and affordably. With the right design and manufacturing processes, they can be a viable alternative to traditional mold-making methods.

In conclusion, it's important for companies to carefully consider the advantages and disadvantages of rapid injection mold tools before deciding whether to use them. While they offer many benefits over traditional mold-making methods, they may not be suitable for all applications. By understanding the limitations and benefits of rapid tooling, companies can make an informed decision and ultimately produce high-quality parts at an affordable cost.

rapid injection mold tools

On-demand Rapid Injection Molding

Sigma’s rapid tooling service helps you to have the low volume to large volume plastic parts done, with no compromise on the material selection.

  • No MOQ required
  • Get the rapid tooling as fast as 2 weeks
  • Free DFM
  • 24/7 engineering support

Our rapid injection molding Application

Sigma Technik Limited's rapid injection molding service injects molten plastic materials into molds using injection molding machines and molds, and cools and solidifies them over a certain period of time, ultimately forming the required plastic parts. This manufacturing process is usually suitable for producing small and medium-sized plastic parts, which can obtain high-quality and precise parts in a short period of time.

Plastic Injection Molding

Injection molding is a common manufacturing process to produce low volume to large volumes of parts typically made out of plastic. The process involves injecting molten material into a mold and letting it cool to a solid-state.

Liquid Silicone Rubber Molding

Liquid Silicone Rubber is known as LSR, which is a process used to produce parts made from silicone rubber, widely used create products such as medical devices, automotive parts, baby care products, and many others.

2K Injection molding

2K injection molding is a manufacturing process in which two different types of plastic materials are molded together in a single operation to create a single homogeneous component. This process allows for efficient and cost-effective production of high-quality parts that can perform unique functions.

Overmolding and Insert Molding

Overmolding / Insert molding combines two or more materials into a single part, one of the material is usually soft and flexible, or metal. The purpose of overmolding/insert molding is to add functionality, improve grip, provide protection, or enhance aesthetics.

Mission And Vision

Rapid injection molding materials

ABS

ABS is a type of plastic with high strength, hardness, and toughness. It has good impact resistance and wear resistance, and is suitable for manufacturing shells, components, and models.

PC

PC is a transparent, high-strength, high-temperature resistant, and excellent electrical insulation material. It is suitable for manufacturing transparent components, electronic components, and automotive components.

PP

PP is a relatively flexible material with excellent corrosion resistance and high temperature resistance. It is suitable for manufacturing containers, pipelines, baby bottles, etc.

PA

PA is a material with high strength, high rigidity, and wear resistance. It is suitable for manufacturing gears, bearings, brackets, etc.

POM

POM is a material with excellent wear resistance, toughness, and rigidity. It is suitable for manufacturing gears, bearings, pulleys, etc.

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About Us

What can we do?

Sigma Technik Limited, as a prototype production company and rapid manufacturer focusing on rapid prototyping and low volume production of plastic and metal parts, has advanced manufacturing technology, one-stop service, diversified manufacturing methods, on-demand manufacturing services and efficient manufacturing processes, which can provide customers with high-quality, efficient and customized product manufacturing services and help customers improve product quality and market competitiveness.

Work

Rapid Injection Molding Service Application

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Rapid Injection Molding FAQs

Burrs appear on the surface of the product, which affects its aesthetics and safety. The solution can be to adjust the parameters of the injection molding machine, such as temperature, pressure, speed, etc., or to perform post-processing, such as polishing, sandblasting, etc.

The warping deformation of the product is usually caused by unstable parameters such as temperature and pressure of the injection molding machine, or improper mold design. The solution can be to adjust parameters such as temperature and pressure, or to redesign the mold.

The occurrence of bubbles inside the product may be due to the high temperature of the injection molding machine and the high moisture content of the material. The solution can be to reduce the temperature of the injection molding machine, adjust the water content of the material, increase the pressure of the injection molding machine, etc.

The product size deviation is too large, which may be caused by material thermal expansion, mold deformation and other reasons. The solution can be to adjust parameters and optimize mold design based on material characteristics.