Plastic Injection Molding in China

plastic injection molding in china

Table of Contents

Are you starting your business with plastic injection molding in China?  It’s important to know the advantages of China injection molding companies. They are providing unlimited scope to your business. You can get superb quality products by working with them.

Some Reasons Why You Should Choose Plastic Injection Molding/Moulding in China?

1: Cheap Prices & High-quality Products

China has a good place in the manufacturing of plastic injection molding. Many large and small companies are providing their services nationwide. It’s effortless to find small, medium-sized, and large companies. That can be according to your production needs. By contracting with a small and medium-size company, you can get your molded parts at a factory rate. For a low-volume piece of custom mold parts, you get the same quality as big companies in China. You can save money by outsourcing with China. It can prove more beneficial than any European and Western countries.

2: Experienced Personnel & One-Stop Services for Small to Large Components

It’s easy to find small but certified plastic injection molding companies in China. So you can buy small and large components on a friendly budget. They will be less costly and of superb quality. For in housing assembly, paint, and printing process, benefits will be enough for you. China has expert and talented engineers and molders to parting with other countries.

3: Original Factory Price & Less Profit Percentage

By parenting with Chinese manufacturing companies, you can get original factory prices. You contact the company, and there will be no extra profit percentage or dealing margin. You may get in-house molds from the company.

4: Most Reliable & Rich Experience in The Mold Making Industry

Most China injection molding manufacturers have rich experience in mold making.  They prove more reliable and qualified for parts manufacturing. China has a stock of quality-proven manufacturing companies. They can meet all your needs and can fulfill the specification.

5: More Opportunities & High Output Average of China Plastic Injection Molding

China plastic injection molding can give you access to more opportunities. You can get a lot of benefits when working with Chine molding companies. They are providing high output without affecting the volume of the production. It takes less time than other service provider companies. It doesn’t affect the cost of the product.

6: Best Quality & Reduction in Equipment Cost

Outsourcing to China, on the whole, is a significant advantage for your business. You can get the best quality products when you start a business with Chinese mold makers. It can give you efficiency and excellent support for injection molding to China. You don’t need to outsource a third-party service, and it can boost your business.

Plastic Injection Molding China Services

Injection molding is one of the critical methods of the China manufacturing industry. You can find top-level skills and high-quality products in China. For high volume and intricate molded parts. The process of plastic injection molding minimizes the cost per unit. You can get a lifetime guarantee of molded parts. You also get high-precision plastic injection molded parts and components. There are a lot of services that you can get in China. Some of the leading services of plastic injection molding in China are:

1: Custom Plastic Injection Molding

Companies in China are providing one-stop plastic injection mold services. They have much experience in this field. You can communicate with expert engineers without any language barrier. You can also communicate with the supplier company. You can get the opportunity of leveraging the benefits. You get the total concepts from prototype, design, tooling, production, fulfillment, and packaging. It ensures you optimized cycle time, precise tolerance, and product quality. China custom plastic injection molding can mold parts. It works with variations in wall thickness and complex geometry. Expect the getting of high volume custom plastic parts and components. The companies have material specialists to make recommendations. The technologies of all-electric, hydraulic, hybrid allow the companies to adopt the production. China molding companies offer 3D printing, prototype, on-time delivery, and custom packaging.

2: Plastic Injection Molding/Molding

Plastic injection molding is the best and cost-effective manufacturing method. It uses for plastic parts production. It provides the most configuration, colors, and material. It is a manufacturing process to get molded parts. You get parts by injecting, heating, cooling, and solidifying plastic material. The plastic injection molding process is suitable for mass production. It is also good for complex and intricate parts.

This process can complete in the following steps:

  • Clamping
  • Feeding melting & injecting     
  • Dwelling
  • Cooling down
  • Mold opening
  • Removal of Mold/closing

Mold quality is a critical factor to consider. You may determine critical parameters of mold injection temperature, pressure, speed, and position. Various factors affect the quality of plastic injection molding, and some are following:

  • Mold tool designing
  • The behavior of a product like fatigue, creep, wear, and weathering.
  • Shrinkage & wall thickness of products/parts

Plastic injection molding has various applications. It uses for the production of thin-wall plastic parts. Some application of plastic injection molding are:

  1. Consumers electronics & lenses
  2. Electronic & computer components
  3. Battery & valve housing
  4. Car dashboard & parts
  5. Power tool & household appliance
  6. Bottle caps & containers
  7. Fasteners & toys
  8. Pegs & consoles

3: Injection Mold Design

Mold design has a significant impact on mold quality and cost. It starts with a 2D layout. Then other information such as gate type, parting line, cavity layout, and size will count. Mold design is a specific field comprising the manufacturing process. It is part analysis, expertise in material and methods. Tool designing also plays a vital role in plastic injection molding. It can affect the molded parts’ durability, quality, and strength. The time required for the mold design depends on the intricacy of the mold. It may need 3-7 days. You have to consider many design issues. Such as thread or undercut that need extra mold pieces. Manufacturing high-quality mold is the core focus of every plastic injection molding company. The company must ensure high efficiency and low price.  For achieving this target, many factors are essential. Some critical factors for plastic injection mold designing are:

  • The appearance of product & gate type
  • Cost for manufacturing plastic injection mold
  • Arrangement of ejector pin & ejector method
  • Injection time & unit cost
  • The service life of mold part
  • Shrinkage of product & product quality
  • Size, thickness & hardness of the mold

4: CNC Machining Services

CNC signifies computer numerical control. It works the same as other manufacturing processes. CNC machining uses various CNC machines. Such as

  1. 3D Printing
  2. lathe machines
  3. CNC routers
  4. Water jets
  5. CNC mills
  6. EDM (Electric Discharge Machines)
  7. CNC laser machines

CNC machines control by robots rather than manual workers. CNC operator runs and operates CNC machines. While CNC programmers write the program for automatic parts productions. CNC machining provides a lot of advantages and applications. Some of the main benefits are the following:

  • It is a repeatable and accurate method. Its high tightness can achieve with the CNC machining procedure.
  • CNC machines are the best method for one-off parts, single-scale parts, and custom parts.
  • One of the main advantages of CNC machining is the achievable mechanical properties.
  • A wide range of materials can use for this method. It also gives fast turnout and an excellent way to get your desired parts and products.
  • CNC machine services are cost-effective methods. It has low labor demands to operate the machines.

CNC Parts Manufacturing Process:

The CNC process of CNC parts production is not challenging. It can complete by following phases:

  • Design the parts by using CAD software. the software used to design 2D or 3D models for the part.
  • CNC programming -conversion of CAD model into G-code with the usage of CAM software. For CNC programming, we use G-code language.
  • Preparation and machine setup complete in this step. You prepare the machine for the part production. You can load tool data and design the machine with tooling and programming.
  • The last step is the manufacturing of mold marts.

Application of CNC Machining Process

CNC machining has a broad scope of applications. It uses in many industries, and some primary sectors that use parts of CNC machines are:

  1. Metalworking & transportation
  2. Defense & military industry
  3. Metalworkingustry & automotive industry
  4. Oil & gas industry
  5. Piping & home electronics industry
  6. Surgical operations & medical industry
  7. Car racing & renovation
  8. Healthcare & medical industry

The Material Used For the CNC Machining Procedure

CNC machining uses a wide range of materials. Such as aluminum, brass, copper, steel, zinc, plastic, and titanium.

Application of Plastic Injection Molding China

Plastic injection molding parts use for a wide range of industrial applications. Some of the main applications of plastic injection in China are:

  • Medical & food
  • Window & doors
  • Construction & building industries.

Plastic injection molding provides you superior flexibility and high-volume products. Injection molding can give a reduction in material use, and less lead time. It also decreases the cost of the production of the part. Such as x-ray parts and diagnosis test kit produced with molding procedure. They manufacture with the injection molding process.

BPA-free and non-toxic food material production occur with the plastic injection molding process. Some of the food and beverage applications, such as

  • Container
  • Processing equipment components
  • Filtering components.

Choosing The Best & Qualified Plastic Injection Molding Company in China

Choosing a qualified plastic injection molding company is not an easy task. You have to consider many factors for selecting the right one. Make sure the company can meet all your needs. It can provide high-quality parts and components. Everything should be clear between you and your parting company. Communication may be a problem for discussion. So try to handle the communication gap by proper management. For choosing China, plastic injection molding company near you must consider these factors:

  • The company should enable to produce high-quality molds and plastic injection molded parts. The company must provide you a free quote and design analysis. The company has a material verification process and state-of-the-art machinery.
  • Can your selected company have in-house mold manufacturing? Can they convert 3D files to high-quality injection molds?
  • The company should handle plastic injection molding at low volume. Can it have the capacity of batch parts production?
  • Ensure your company has molding machine capacity with high speed. It can produce all types of parts such as thin wall parts, large parts, and micro parts.
  • A good and certified company can give you products according to your specification. They may provide you 24/7 mold machining to provide their customers fast and short delivery time.
  • A good company must have the capacity to produce at least 50 to 60 molds each month. A management system enables a company to make superior products with zero defects.
  • The company should have no least order quantity. It will decrease the storage and inventory cost for parts production.
  • The selected company must provide you quality insurance reports. These reports must relate to
  • material arrival
  • development report of the molding process,
  • first article inspection
  • production part approval process
  • RoHS documentation report.

So you can check all the procedures and quality of your parts.

Bottom Line

Plastic injection molding in China is the best choice for your business. Top-quality products and working with plastic industry strength China can boost your business. You must know how to partner with plastic injection molding in China. For a good impact on your business. Make sure you understand how the skill and expertise of Chinese mold makers benefited you.


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