Plastic Injection Mould - Taizhou Huangyan Guangchao Mould Co., Ltd.

One-stop Injection Mold Manufacturing and Production Services

GuangChao is a high technology manufacturer established in 2003 with a mission to provide one stop highquality plastic injection mold solutions with precision and innovation.
We offer a one-stop solution for injection mold manufacturing and product production, addressing the needs of our diverse clientele for both molds and products.

With over 20 years of expertise in mold making, we excel in designing &crafting superior quality molds for industries such as Furniture, Medical, Motorcycle, PET preform ,Commodity ,Home appliances and Blowing mould.

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Plastic Injection Two-color mold & Three-color Mold Solutions

Extensive Experience of Plastic Injection Mould

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Guangchao Mould has extensive experience and technical expertise in handling two-color and three-color molds. These advanced injection molding technologies allow for the production of parts with multiple colors or material combinations in a single injection cycle. This capability not only enhances production efficiency but also provides flexibility in design and improves aesthetic appeal

Guangchao Mould: Expert Two-Color Injection Molding

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For two-color molds, Guangchao Mould ensures seamless integration of two different color materials within the same product through precise injection control and mold design. This technology is commonly used in automotive interior parts, electronic product casings, and more, enhancing the visual and tactile qualities of the products.

Advanced Three-Color Injection Mould Design

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In the case of three-color molds, Guangchao Mould employs complex mold structures and high-precision injection processes to achieve combinations of three different colors or materials. This technology is widely applied in automotive lighting fixtures, mobile phone casings, and other products, offering diverse design options and competitive advantages in the market.

Case in Multi-Color Molding for Customized Injection Mould

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For instance, Guangchao Mould provides solutions for manufacturing car shells for various automotive manufacturers. Utilizing two-color and three-color mold technologies, they produce uniquely designed and high-quality body components that meet the automotive industry's demands for design innovation and product personalization. This enables them to offer customers customized solutions of superior quality.

Videos of plastic injection molding at Guangchao Mould

The Injection Process of Three-Color Molds at Guangchao Mould
The Design Features of Two-Color Molds at Guangchao Mould
Meticulously Crafted, Achieving an Extraordinary Journey in Automobile Mold Trial Molding
Showcase of precision motorcycle mold lamp shell mold production

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Key Advantages of Guangchao Mould in Plastic Injection Molding

Expertise and

Experience

▪ With over 20 years in the industry, Guangchao Mould brings extensive knowledge and experience in plastic injection molding.
▪ catering to diverse sectors including Furniture, Medical, Motorcycle, PET preform, Commodity, Home appliances, and Blowing mould.

Precision and

Innovation

▪ Guangchao Mould is committed to providing high-quality solutions through precise mold design and innovative techniques.

▪ Ensuring superior product performance and reliability.

Customization and Flexibility

▪ The company provides tailored solutions to meet specific client requirements, adapting molds to varying production needs and product specifications.

Commitment to

Quality

▪ Guangchao Mould prioritizes quality assurance at every stage of production, adhering to international standards and certifications to deliver molds that meet or exceed client expectations.

Advanced Technology and Equipment

▪ Utilizing state-of-the-art technology and modern equipment, Guangchao Mould ensures efficient production processes and consistent quality control standards.

Comprehensive

Services

▪ Offering a one-stop solution, Guangchao Mould covers the entire process from initial design to final production, streamlining operations and reducing lead times for clients.

These advantages collectively position Guangchao Mould as a leader in the plastic injection mould industry, capable of delivering innovative solutions

that meet the diverse needs of their global clientele.

What Is Plastic Injection Mould

A Tool Used in Manfacturing of Plastic Components

▪ A plastic injection mold is a tool used in manufacturing to shape molten plastic into specific forms. The plastic is injected into a mold cavity under high pressure, allowed to cool, and then removed as a solid part.
▪ Plastic injection molding is a pivotal manufacturing process renowned for its versatility and efficiency in creating intricate plastic components. At its core, this technique involves injecting molten plastic into a specially designed mold cavity under high pressure. The mold, typically made from steel or aluminum, dictates the final shape and features of the product.

▪ In conclusion, plastic injection molding continues to be a cornerstone of modern manufacturing due to its adaptability, precision, and efficiency in producing high-quality plastic components essential for various industries worldwide.

Advantages of Plastic Injection Molding

▪ One of the key advantages of plastic injection molding lies in its ability to produce complex shapes with high precision and consistency. This makes it ideal for applications across a wide range of industries, from automotive parts and medical devices to consumer electronics and Commodity items.
▪ The process is not only efficient for large-scale production but also facilitates rapid prototyping and customization, allowing manufacturers to swiftly iterate designs and bring products to market faster.

Versatile Material Options in Plastic Injection Molding

▪ Moreover, plastic injection molding supports the use of a diverse array of plastic materials, each offering unique properties such as strength, flexibility, and heat resistance.
▪ This versatility enables manufacturers to select the optimal material for specific product requirements, ensuring durability and performance while meeting regulatory standards.

Plastic Injection Molding Process

▪  Material Preparation: Plastic pellets are loaded into the hopper of the injection molding machine.
▪  Heating and Melting: The plastic pellets are heated and melted inside the injection molding machine, transforming into a molten liquid state.
▪  Injection: The molten plastic is injected into a closed mold cavity at high pressure.
▪ Cooling and Solidification: The plastic cools and solidifies within the mold to form the desired shape.

▪ Mold Opening: Once the plastic has solidified, the mold opens, and the newly molded plastic part is ejected.

▪ Post-Processing: The molded part undergoes additional processes such as trimming flash, assembly, or any necessary secondary operations to achieve the final product.

For example, in the production of automotive components , the injection molding process begins with loading polycarbonate or polypropylene pellets into the machine. After melting and injection into the mold, the plastic cools and hardens to create parts used in vehicle assembly after post-processing steps like flash removal and assembly.

Key Design Foctors Of Insert Molding

▪ Included precise cavity dimensions for accurate part shaping, efficient cooling systems to reduce cycle times, and durable materials to withstand high pressure.
▪ Proper venting and gate design are also crucial to ensure uniform filling and minimize defects.

Get Your UG Design Or Sample

We understand the importance of design timing for our clients, so we strive to ensure timely completion of our designs.

Please send us 2D or 3D drawing for fast designing. Send us a sample for better recreate the prototype.

Uploading 2D / 3D files to ensure accurate understanding of mould design and specifications,we accpet .STP/.RGS file，etc.

Submit a 2D/3D file

Sending samples to us helps in accurately understanding the physical dimensions, material properties, and aesthetic requirements of the product.

Send a sample

Critical Design Factors in Plastic Injection Mould

Plastic Section

And Design

▪ Material Compatibility: Ensuring compatibility between the different material and the injection molding material to avoid chemical reactions or structural weaknesses.
▪ Dimension And Geometry: Designing inserts with dimensions and geometries that allow precise positioning and fixation during the injection molding process to ensure product accuracy and reliability.

Optimization Of

Mold Design

▪ Mold Structure: Designing the mold to accommodate and precisely position inserts, ensuring complete coverage and encapsulation by the injection molding material.
▪ Cooling System: Optimizing the cooling system to ensure uniform cooling of the material around inserts, preventing deformation and stress accumulation.

Injection Molding Process Control

▪ Injection Parameters: Precisely controlling injection temperature, pressure, and time to ensure proper filling and encapsulation of inserts.
▪ Gas Venting: Managing air or gas release during the injection molding process to avoid voids or defects around inserts.

Quality Control

And Testing

▪ PostMolding Inspection: Inspecting and testing molded products to ensure inserts are securely fixed without cracks or other defects.
▪ Performance Testing: Conducting necessary performance tests such as tensile or impact testing to verify product structural strength and durability.

Process Optimization And Efficiency

▪ Automation Technology: Considering the use of automation equipment or robots for precise insertion of inserts and efficient injection molding processes.
▪ Cycle Time Optimization: Optimizing the entire injection molding cycle to improve production efficiency and reduce costs.

Final

Conclusion

▪ Successful plastic injection mold design requires not only deep technical understanding and precise engineering design but also meticulous process control and quality assurance measures to ensure the final product meets expected standards of quality and performance.

Steel Materials Used in Plastic Injection Molds

Each steel material has specific properties that cater to different molding requirements, ensuring durability and precision in plastic mold manufacturing.

Here are only 10 common explanations :

P20 (1.2311, 1.2738)

Advantages: Widely used for low to medium volume production molds due to its good polishing and texturing properties.
H13 (1.2344)

Advantages: Suitable for high-volume production molds and molds requiring high temperature resistance, such as for injection molding of plastics with glass fibers.
S136 (1.2083)

Advantages : Known for its corrosion resistance and ability to maintain shape under high temperatures, ideal for molds requiring high precision and long production runs.
718 (1.2738)

Advantages: Offers excellent polishability and good toughness, suitable for molds requiring high impact resistance and high hardness.
NAK80 (P21)

Advantages: Provides good surface finish and excellent moldability, often used for molds requiring high precision and intricate details.
2344 (ESR)

Advantages: Enhanced version of H13 steel with improved toughness and thermal fatigue resistance, suitable for high-performance injection molds.
1.2316

Advantages: Stainless steel with good corrosion resistance and high polishability, used for molds requiring excellent surface finish and chemical resistance.
M2 (1.3343)

Advantages:High-speed steel suitable for molds with complex shapes and thin walls, offering good wear resistance and toughness.
D2 (1.2379)

Advantages: Tool steel with high wear resistance and good toughness, used for molds requiring high hardness and abrasion resistance.
Nak55

Advantages: Pre-hardened steel with good polishability and machinability, ideal for molds that require high dimensional stability and easy maintenance.

Plastic Injection Mould Applications Across Various Industries

Plastic injection mould manufacturing across industries. Such as Automotive, Medical devices, Home appliances, Motorcycle , PET preform , PVC pipe Industry , Electronics , Toy , Food packaging industry and Furniture industry. Injection molding's versatility spans across diverse industries, driving innovation, efficiency, and product quality in manufacturing worldwide.

The injection molds are widely used in various industries and have many advantages. They leverage plastic molding to achieve enhanced functionality, durability and efficiency in manufacturing processes.Insert molding is another type of plastic injection molding.

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