Plastic injection molding for Downey, California

Receive top-tier engineering services from a seasoned manufacturer with a track record of professionalism and excellence.

Custom Parts, On Demand Manufacturing

Plastic injection molding for Downey, California

Explore our premier Plastic injection molding services in Downey, California

specializing in plastic prototypes and production parts.

Welcome to CapableMachining, your go-to provider for premier plastic injection molding services. With years of experience and industry expertise, we specialize in producing high-quality plastic components for a wide range of applications. Our state-of-the-art facilities and skilled team ensure precision and efficiency in every project we undertake. Whether you need custom prototypes or large-scale production runs, we are dedicated to delivering top-notch results that meet your specific requirements. Trust CapableMachining for all your plastic injection molding needs and experience the difference in quality and service. Contact us today to learn more about our services and capabilities.

  • Free & Automatic DFM feedback
  • Tolerances: typically +/- 0.15mm or +/-0.006 inch
  • Typically Tooling: 30 days
  • Typically injection molding: 3 days
  • Why Choose Us?

    Our ability to provide on-demand manufacturing services means not only having strong manufacturing capabilities but also services that can produce complex end-use parts quickly, efficiently, and intelligently.

    Our services

    3 Axis CNC Milling

    Injection molding stands as the predominant approach for mass-producing plastic goods. This method involves melting plastic, injecting it into molds, ejecting the finalized product, and then repeating the cycle.

    4 Axis CNC Milling

    Insert molding proves to be a highly practical injection molding technique that enhances the strength or other properties of the final part by integrating additional materials.

    5 Axis CNC Milling

    Overmolding is a process where various materials are layered to create a composite article. Typically, this method entails injecting a base material over one or more pre-existing parts to integrate them into a unified whole.


    icon for max dimensions

    Heavily depending on the plastic type and the size of the part, typically +/- 0.15mm or +/-0.006 inch

    icon for tolerances
    Mold Life Cycle

    Typically 300,000, and 600,000 if required.

    icon for mini wall thickness
    Leading Time

    Typically: tooling 30 days, injection molding 3 days

    icon for material
    Injection Material

    Most of the thermal plastic, ABS, HDPE, PE, PC, PMMA, PA6, PA66, POM, PBT, PET, PVC TPU, TPE, Silicone Rubber… Learn More >


    Settling on the right material is serious, not only for factors such as cost, processing complexity, and potential surface treatments but also for the ultimate quality of the product. Our competent engineering team specializes in proactively addressing this challenge, even before an order is placed. This process ensures that our customers have the perfect reliance in the final quality of their products.

    Rigid Materials

    Hard plastic materials are defined as materials that indicate essentially no elastic deformation and no complete plastic deformation. Wesupport sustained alliance quality suppliers, which enables us to provide quality assurance to our customers as well as to cater to different unique demandsof our customers.


    Elastic Materials

    Superior materials are the root of quality and primary constituent of the product’s total priceprincipal factor in determining the product cost. We align with major material suppliers and can provide you with instant quotes on wide spectrum of superior plastics, as well as a variety of material selection options.


    Our Quality Control

    CapableMachining boasts a ingrained quality assurance framework and a team of expert technical engineers who diligently oversee every aspect of our product manufacturing process – from procuring excellent natural materials to delivering impeccable finished goods that encompass metals and plastics. To maintain our devotion to excellence, we extensively utilize cutting-edge testing technology and cutting-edge equipment to meticulously evaluate crucial parameters such as workpiece dimensions, hardness, tensile strength, and elongation at every stage of production. We aim to maintain utmost control over these data points to meet and surpass the expectations of our esteemed clientele consistently.

    qulity check with equipment

    Professional quality control Engineer

    qulity check with equipment

    Tolerances up to ±0.0004″ (0.01mm)

    qulity check with tool

    State-of-the-art Inspection Facilities

    qulity check with equipment

    Proven and reliable quality control system.

    Gallery of Parts

    plastic charging plug parts

    Charging Plug

    Material: ABS

    plastic parts

    Material: PEEK

    plastic parts

    Material: PA66

    plastic  parts

    Material: ABS

    plastic  parts

    Material: PPA + 30 Carbon Fiber

    Medical plastic products

    Material: PE

    Other capabilities

    plastic injection molding
    • Free & Automatic DFM feedback
    • Tolerances: typically +/- 0.15mm or +/-0.006 inch
    • Tooling: 30 days
    sheet metal fabrication
    • Free advices from high trained engineers.
    • Quotation in a few hours.leading time 3 days
    • Fast delivery time
    high pressure die casting
    • Tolerances: typically +/- 0.15mm or +/-0.006 inch
    • Free consultant ,Free DFM feedback
    • Casting lead time: 5~7 days
    3d printing
    • Wide range of material choices
    • Free consultant from engineers
    • Fastest leading time: 1 day
    rapid tooling
    • Free & Automatic DFM feedback
    • Tolerances up to ±0.00078″ (0.02mm)
    • Rapid tooling: 7~12 days

    How do find our location?

    Plastic injection molding for Downey, California


    Plastic Injection Molding in Downey: 10 Common Q&A Pairs

    Plastic injection molding is a widely used manufacturing process in Downey that involves the melting of plastic pellets and injecting them into a mold to form a specific shape. If you are considering plastic injection molding for your business or project, you likely have a lot of questions. Here are 10 common Q&A pairs to help you better understand the process.

    Q: What materials can be used in plastic injection molding? A: Plastic injection molding can be done with a variety of materials, including ABS, polycarbonate, nylon, and more.

    Each material has its own properties and advantages, so it’s important to choose the right material for your specific application.

    Q: What are the advantages of plastic injection molding? A: Plastic injection molding offers high production rates, complex part geometries, and cost-effectiveness compared to other manufacturing processes.

    These advantages make it a popular choice for mass production of plastic parts.

    Q: How long does the plastic injection molding process take? A: The duration of the plastic injection molding process can vary depending on the complexity of the part and the mold.

    However, it typically takes anywhere from a few seconds to a few minutes per cycle.

    Q: How does the mold cooling process work? A: The mold cooling process is crucial in plastic injection molding to ensure the part maintains its shape and dimensions.

    Once the plastic is injected into the mold, cooling channels within the mold help dissipate heat and solidify the plastic.

    Q: What is the cost of plastic injection molding? A: The cost of plastic injection molding can vary depending on factors such as part complexity, material selection, mold design, and production volume.

    It’s important to work with a reputable manufacturer in Downey to get an accurate quote for your project.

    Q: What kind of tolerances can be achieved with plastic injection molding? A: Plastic injection molding offers tight tolerances, with precision up to +/- 0.005 inches.

    This level of precision makes it ideal for producing high-quality plastic parts.

    Q: How important is mold design in plastic injection molding? A: Mold design is a critical factor in the success of a plastic injection molding project.

    A well-designed mold can help prevent defects and ensure consistent part quality.

    Q: What is the role of the injection molding machine in the process? A: The injection molding machine is responsible for melting the plastic pellets, injecting them into the mold, and applying pressure to ensure the part fills the mold cavity.

    Choosing the right machine for your project is essential for achieving the best results.

    Q: Can plastic injection molding be used for prototyping? A: Plastic injection molding is a versatile process that can be used for both prototyping and production.

    Using injection molding for prototyping allows for cost-effective testing of designs before committing to full-scale production.

    Q: What are some common defects in plastic injection molding? A: Some common defects in plastic injection molding include flash, sink marks, warping, and short shots.

    These defects can be minimized by optimizing process parameters and mold design.


    Plastic injection molding is a complex and versatile manufacturing process that offers numerous benefits for producing high-quality plastic parts. By understanding the ins and outs of plastic injection molding, you can make informed decisions for your business or project. If you have any further questions about plastic injection molding in Downey, don’t hesitate to reach out to a trusted manufacturer for expert guidance.


    1. we have been engaging with the good partner for years. We’ve enlisted a good support team to create injection mold for us, improve and adapt existing molds to meet our needs, and distribute items that consistently meet or surpass our rigorous standards.

    2. The employees at CapableMachining has helped us in shaping our thoughts into end products for several years now. The process from birth to production has been consistent, thanks to their expertise, capabilities, and positive approach.

    3. we have been cooperating with the team for years. We’ve employed the team to create molds for us, rectify and customize present molds to meet our needs, and distribute merchandise that consistently meets or surpasses our exacting specifications.

    4. we have been associating with the factory for years. CapableMachining be attentive to customers and reply with exceptional technical skill in materials, component design, and process options.

    5. we have been teaming up with CapableMachining for years. These guy listen to customers and answer with advanced technical competence in elements, part blueprint, and procedure selections. This has been and will remain a fundamental pillar of our success.

    6. The workerscrew at CapableMachining has bolstered us in manifesting our plans into finished pieces for several years now. The process from idea to production has been fluid, thanks to their competencies, capabilities, and proactive demeanor.

    Leave a Comment

    Your email address will not be published. Required fields are marked *

    Let's Start A New Project Today