CN Mould & Plastic Limited
EN
#Advanced manufacturing

Multi-Component Molding

Using Multi-Component Molding, it is possible to produce objects with various degrees of hardness. By using different materials with different degrees of hardness, Multi-Component Molding permits the fabrication of parts with different degrees of hardness or softness in different parts of the part.


For example, to provide a soft-touch grip on a consumer product, a soft thermoplastic elastomer (TPE) can be overmolded over a stiff substrate, such as a hard plastic or metal. This can be accomplished with Multi-Component Molding rather than needing separate molding processes for each material.


A medical device may need to have a firm body and a soft tip for patient comfort. Multi-Component Molding can be used to produce a hard body with a soft TPE tip in a single cycle as instead of needing separate molding processes for each material.


Multi-Component Molding offers precise control over material placement and injection time to obtain the proper hardness and material characteristics in diverse portions of the product. These parts might be more resilient, comfortable, and useful than those created by traditional molding techniques, as well as having better looks and performance.

overmolding process

Latest Technologies in Multi-Component Molding

As a constantly evolving technology, Multi-Component Molding is currently being used in a number of innovative and ground-breaking ways. Some of the newest Multi-Component Molding technologies include:

1

In-Mold Assembly (IMA): IMA technology combines two or more components into a single item during the molding process. The final product is first molded around a pre-molded component that is put into the mold in this method, which removes the requirement for post-mold assembly.

2

In-Mold Labeling (IML): A pre-printed label or film is introduced into the mold prior to the molding process. Since the label is an essential part of the final molded product, there is no longer a need for additional labeling procedures.

3

Compression Molding Overmolding: During  Compression Molding Overmolding, a pre-formed substrate is initially molded using a compression molding technique, and the substrate is then overmolded with an alternative material to create a finished product.

4

These technologies offer significant advantages in terms of efficiency, precision, and waste reduction, and they are increasingly being used in the manufacture of a wide range of products, from consumer items and electronics to vehicles and medical devices.

Latest Technologies in Multi-Component Molding

Quality Control for Multi-Component Molding

In order to ensure that the components meet the essential requirements and performance standards, they are continuously inspected and tested as part of the quality control procedure for Multi-Component Molding. Try the following techniques for Multi-Component Molding quality control:



Material testing

The characteristics and compatibility of the materials utilized in the Multi-Component Molding procedure are evaluated during material testing. This can include testing for mechanical properties, thermal parameters, and chemical compatibility.



Mold design and verification

This procedure comprises ensuring that the mold is correctly made and that it complies with the necessary specifications. This could involve testing molds, modeling mold filling, and conducting mold flow analysis.




Dimensional inspection

Dimensional inspection entails measuring the parts to ensure that they meet the necessary specifications. For this, a variety of measurement tools can be utilized, including as calipers, micrometers, and coordinate measuring machines (CMMs), and so on.




Functional testing

To ensure that the components work as intended, functional testing means putting them to the test in a real-world environment. To do this, a variety of testing methods can be applied, involving as impact, fatigue, and environmental testing.

Quality Control for Multi-Component Molding

Application for Multi-Component Molding

Multi-Component Molding, a flexible manufacturing method, may be used to create a range of complex plastic items with multiple colors or characteristics in a single cycle. A few examples of items that are regularly made utilizing multi-component molding are shown below:

Automotive Components

Automotive Components, such as instrument panels, door handles, and interior trim, are typically made using Multi-Component Molding. These components usually require a range of colors or textures to provide the proper aesthetic and practical features.

Consumer Products

Multi-Component Molding is used in the production of consumer goods like as phone cases, laptop covers, and cosmetic packaging. Multiple colors or materials are typically required for these items to be durable and aesthetically acceptable.

Medical Equipment

Multi-Component Molding is used to make medical items including inhalers, syringes, and surgical tools. These components, requiring extreme precision and accuracy, can perform and last longer by using various materials.

Sporting Products

Tennis racquets, ski boots, and golf balls are just a few examples of sporting goods that are made using Multi-Component Molding. These pieces typically need to be produced in multiple different materials or colors in order to achieve the necessary performance and lifespan.

Industrial Parts

Industrial parts are produced using Multi-Component Molding, including tool handles and machine parts. Various materials or colors are usually required in order to provide the proper strength, durability, and utility for these.

Multi-Component Molding Samples in CN

Multi-Component Molding Samples

#muiltiple shot molding #advanced injection molding

FAQs of Multi-Component Molding

What is Multi-Component Molding?

Multi-Component Molding permits the fabrication of parts with different degrees of hardness or softness in different parts of the part.

What Kind of Materials Can Be Used for Multi-Component Molding?

Thermoplastics such as PP, PC, and ABS, Thermoplastic elastomers like TPEs, TPU and TPV, silicone, metals and other additional materials.

What Is the Point of Quality control for Multi-Component Molding?

Material testing, mold design and verification, dimensional inspection and industrial parts.

The Application of Multi-Component Molding.

Automotive components, consumer products, medical equipment, sporting products and industrial parts.

We're here to help you for your any Injection Molding needs.
Your Molding Expert!
INJECTION MOLDING EXPERT
#ADVANCED MANUFACTURING
#SPECIAL
Analysis of Gas Assisted Injection Molding
07-10
Gas assisted injection molding is a special injection molding technology developed on the basis of traditional thermoplastic injection molding technology, which is suitable for special performance req...
Main Factors that Affect Mold Life
07-03
The main indexes of mold materials include service performance and process performance. For a mold, if the performance of the material is considered carelessly, a variety of mold materials may meet th...