Plastic Coat Hanger Injection Molding

Plastic Coat Hanger Injection Molding


Mold Making & Plastic Injection One-stop Service

Yuyao Hualong Moulds & Plastic Products Co.,Ltd.

Yuyao Hualong Moulds & Plastic Products Co.,Ltd. was established in 1988. At present, there are 15 plastic injection molding machines from 100g to 3500 g, more than 20 mold manufacturing equipment such as machining centers, and more than 20 testing equipment and other auxiliary equipment. As leading Plastic Injection Molded Coat Hanger manufacturers and Coat Hanger factory in China, We have 100 employees and more than 30 managers and professional technicians.

After over 30 years of indomitable efforts, with the molds-making and plastic products-processing as the mainstay, our company has implemented a service for product development, mold-designing and making, plastic injection-molding and finished product-assembly in a coordinated process. Hualong mold has long history of serving European and American high-quality brands and well-known public companies at domestic and abroad. We custom make injection molded Plastic Coat Hanger. Customized products involve all kinds of instruments, equipment accessories, industrial automation and intelligent equipment of the Internet of things, auto accessories, kitchen appliances, household products, etc. Products are widely used in power, communications, security, automotive, aerospace, medical, life and other different fields.

We have gained certifications of ISO9001, ISO16949 quality management system and ISO14001 environmental management system. OEM/ODM plastic injection molded Coat Hanger. We accept annual factory inspection of clients, and conduct ECOVADIS audits on environment, labor and human rights, business ethics and sustainable procurement.

Customized Service Custom Advantage

Custom Process

  • Drawings or Samples

    We get the drawings or samples from customers.

  • Drawings Confirmation

    We will draw the 3D drawings according to the customers' 2D drawings or samples,and send the 3D drawings to customers for confirmation.

  • Quotation

    We will quote after getting the customers' confirmation,or quote directly according to customers' 3D drawings.

  • Making Molds/Patterns

    We will make molds or pattens after getting the mold orders from the customers.

  • Making Samples

    We will make real samples using the molds and send to customers for confirmation.

  • Mass Producing

    We will produce the products after getting the customers' confirmation and orders.

  • Inspection

    We will inspect the products by our inspectors or ask the customers to inspect together with us when finished.

  • Shipment

    We will ship the goods to the customers after getting the inspection result ok and the customers' confirmation.

Every certificate witnesses our profession


  • ISO45001
  • ISO14001 Environmental Management System Certification
  • IATF16949 Automotive Industry Quality Certification
  • ISO9001 Quality Management System Certification
  • Sustainability Rating
  • POM F20-02 ROHS SGS Report

Develop customized mold products according to customer requirements

Comprehensive analysis of projects, high degree of cooperation with customers, strong timeliness, good follow-up service and stable production.

Learn about customization
Industry Knowledge

What factors impact the cost of Plastic Coat Hanger Injection Molding?

Several factors can impact the cost of Plastic Coat Hanger Injection Molding. Some of the main ones include:

Material costs: The cost of the plastic material used in the injection molding process can have a significant impact on the overall cost of the project. Factors such as the type of plastic, quality, and quantity needed can all affect the cost.

Tooling costs: The cost of creating the molds needed for injection molding can also impact the overall cost of the project. Factors such as the complexity of the mold design, the number of cavities, and the size of the mold can all affect the cost.

Production volume: The volume of production can also impact the cost of Plastic Coat Hanger Injection Molding. Higher volumes may result in lower unit costs due to economies of scale, while smaller volumes may result in higher unit costs.

Labor costs: The cost of labor required for the injection molding process, including setup, operation, and inspection, can also impact the overall cost of the project.

Post-processing requirements: Any post-processing requirements, such as finishing, assembly, or packaging, can add to the overall cost of the project.

Geographic location: The location of the injection molding facility can also impact the cost, with factors such as labor rates and shipping costs varying by location.

Design complexity: The complexity of the design of the Plastic Coat Hanger can also impact the cost of injection molding. More complex designs may require more time and effort to manufacture, resulting in higher costs.

How do you address common defects in Plastic Coat Hanger Injection Molding such as sink marks or warpage?

Sink marks and warpage are two common defects that can occur in Plastic Coat Hanger Injection Molding. Here are some ways to address them:

1. Sink marks: Sink marks occur when the surface of the plastic part sinks or shrinks during the cooling process, creating a depression or dimple on the surface. To address this issue, the injection molding process can be adjusted to reduce the cooling rate or increase the holding pressure. The design of the part can also be modified to ensure that the thickness is more uniform throughout the part, reducing the likelihood of sink marks.

2. Warpage: Warpage occurs when the plastic part distorts or warps after cooling, causing it to deviate from its intended shape. This can be caused by a variety of factors, including uneven cooling, excessive shrinkage, or inadequate mold design. To address this issue, the mold design can be modified to ensure that the cooling is more uniform throughout the part. This may include adding cooling channels or optimizing the location of the gate. The plastic material used can also be adjusted to reduce the amount of shrinkage that occurs during cooling. In some cases, post-molding treatments such as annealing or stress-relieving may be necessary to reduce warpage.

What design considerations should be taken into account for Plastic Coat Hanger Injection Molding?

When designing a Plastic Coat Hanger for Injection Molding, there are several considerations to take into account. Here are some important design considerations:

1. Wall thickness: The wall thickness of the hanger is an important factor to consider, as it can affect the strength, durability, and overall quality of the part. Thick walls can lead to longer cycle times and higher material costs, while thin walls may be prone to warping or deformation.

2. Draft angle: A draft angle is the angle of the sides of the part that allows it to be easily ejected from the mold. A sufficient draft angle should be included in the design to prevent the hanger from getting stuck in the mold.

3. Ribs and gussets: Ribs and gussets can be added to the design to increase the strength and rigidity of the hanger. They can also help to prevent warpage or deformation during the molding process.

4. Gate location: The location of the gate, or the point where the molten plastic enters the mold, can impact the quality of the finished hanger. The gate should be located in a position that allows for optimal filling and minimal stress on the part.

5. Undercuts: Any undercuts or features that prevent the part from being ejected easily from the mold should be minimized or eliminated to ensure proper ejection.

6. Parting lines: Parting lines are the seams or lines where the mold halves meet. These should be placed in inconspicuous areas to ensure a clean appearance of the final product.

7. Material selection: The choice of plastic material used in the injection molding process can impact the quality, durability, and overall cost of the hanger. It is important to choose a material that is suitable for the intended use of the hanger, as well as one that is cost-effective and can be easily molded.

  • Where are your products mainly exported to?
    Our products are mainly exported to the United States, Canada, the Netherlands, France, Italy, the United Kingdom, South Korea, and other dozens of countries.
  • How to deliver the goods to us?
    Foreign customers usually ship by sea. We are only 80 kilometers away from Ningbo Port, so it is very convenient to export by sea. Of course, if the customer's goods are urgent, we can also ship by air. Ningbo Airport and Shanghai International Airport are very close to us.
    Domestic customers, we have our own van and driver to arrange delivery.
  • How many employees of your comany? What about the technicists?
    The company has more than 100 employees, including more than 30 managers and professional and technical personnel.
  • How about the capacity of your company?
    The company covers an area of 9,000 square meters, with a modern workshop of more than 8,000 square meters. We currently have thirteen plastic injection molding machines ranging from 100 grams to 3500 grams, and more than ten mold manufacturing equipment such as machining centers, with an annual production capacity of 80 million yuan.
  • Do you have some standard parts?
    No, we are a pure custom manufacturer.
  • Can you do customized products?
    Yes, we mainly do customized products,we are mainly doing customized products according to the customers’ drawings or samples.
  • What applications do your products relate to?
    Our products cover almost every aspect of your life. Products have been involved in instrumentation, auto parts, medical equipment, smart equipment, audio-visual office supplies, fitness equipment, small kitchen appliances and many other industries.
  • What products can you offer?
    We mainly accept the customization of injection molds and the production of corresponding products.
  • Are you a direct manufacturer or a trading company?
    We are a professional manufacturer of customized injection molds and injection products. We also accept orders from domestic and foreign customers and have the right to export independently.
  • How to guarantee the quality of your goods?

    Firstly,we will do the inspection after every process.for the finished products,we will do 100% inspection according to the customers’ requirements and the international standard.

    Then, we have the more advanced and complete testing equipment in the industry: color detectors, three-coordinate measuring instruments, 3d scanners, etc. To ensure that the customer's all-round testing requirements for product color, high-precision geometric size testing, etc. are met.

    In addition, we have a professional team to do a complete technical analysis in advance. According to the needs of different materials, shapes and performances of the products, we will make corresponding molds or increase the necessary technological processes such as cooling and boiling to ensure that the product performance and shape meet the requirements of customers and reduce follow-up troubles.

  • What’s the payment term?
    When we quote for you,we will confirm with you the way of transaction,fob,cif,cnf,etc.
    For mass production goods, you need to pay 30% deposit before producing and70% balance against copy of documents. the more common way is by t/t. l/c is also acceptable.
  • How long can I get the feedbacks after we sent the inquiry? 
    We will reply you within 12 hours in working day.