West Covina 

Plastic injection molding for West Covina, 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 West Covina, California

Explore our premier Plastic injection molding services in West Covina, California

specializing in plastic prototypes and production parts.

Welcome to CapableMachining, your go-to service provider for high-quality plastic injection molding services. With years of experience and expertise in the industry, we take pride in offering top-notch solutions for all your plastic molding needs. Our state-of-the-art facilities and dedicated team ensure that we deliver precision, accuracy, and efficiency in every project we undertake. Whether you are looking for prototyping, production runs, or custom molding, we have the capabilities and resources to meet your requirements. Trust CapableMachining for reliable and cost-effective plastic injection molding services that exceed your expectations. Contact us today to learn more about how we can help bring your ideas to life.

  • Free & Automatic DFM feedback
  • Tolerances: typically +/- 0.15mm or +/-0.006 inch
  • Typically Tooling: 30 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 >


    Picking out the right material is necessary, not only for factors such as cost, processing complexity, and potential surface treatments but also for the ultimate quality of the product. Our masterful engineering team specializes in proactively addressing this challenge, even before an order is placed. This process establishes that our customers have the unwavering faith in the final quality of their products.

    Rigid Materials

    Hard plastic materials are defined as materials that demonstrate chiefly no elastic deformation and no complete plastic deformation. Wefoster prolonged teamwork quality suppliers, which enables us to provide quality assurance to our customers as well as to meet diverse special requirementsof our customers.


    Elastic Materials

    Fine materials are the cornerstone of quality and key component of the overall product expense. We engage with significant material suppliers and can provide you with instant quotes on a wide range of high quality plastics, as well as several material choice options.


    Our Quality Control

    CapableMachining boasts a customary quality assurance framework and a team of knowledgeable technical engineers who diligently oversee every aspect of our product manufacturing process – from sourcing excellent unprocessed materials to delivering impeccable finished goods that encompass metals and plastics. To sustain our devotion to perfection, 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 desire 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 West Covina, California


    10 Q&A Pairs about Plastic Injection Molding in West Covina

    Are you considering plastic injection molding services in West Covina but have some questions? Here are 10 common questions and their answers to help you make an informed decision.

    Q: What is plastic injection molding?

    A: Plastic injection molding is a manufacturing process used to create plastic parts by injecting molten material into a mold.

    Q: What types of materials can be used in plastic injection molding?

    A: A wide range of thermoplastics and thermosetting polymers can be used, including ABS, polycarbonate, nylon, and polypropylene.

    Q: How long does the plastic injection molding process take?

    A: The time varies depending on the complexity of the part, but it typically takes a few seconds to a few minutes per cycle.

    Q: Can custom molds be created for specific parts?

    A: Yes, custom molds can be designed and created to match the exact specifications of your part.

    Q: Are plastic injection molding services cost-effective?

    A: Yes, plastic injection molding is a cost-effective manufacturing process, especially for larger production runs.

    Q: What quality control measures are in place during the molding process?

    A: Quality control measures such as inspection, testing, and monitoring are implemented throughout the molding process to ensure consistency and accuracy.

    Q: Can plastic injection molding be used for complex shapes and designs?

    A: Yes, plastic injection molding is capable of producing complex parts with intricate shapes and designs.

    Q: Is plastic injection molding environmentally friendly?

    A: Plastic injection molding can be environmentally friendly when using recyclable materials and implementing sustainable practices.

    Q: What industries benefit from plastic injection molding services?

    A: Industries such as automotive, aerospace, medical, and consumer goods benefit from the efficiency and versatility of plastic injection molding.

    Q: How can I find a reputable plastic injection molding company in West Covina?

    A: Research online, ask for recommendations, and request quotes to find a reputable plastic injection molding company in West Covina.


    By understanding these 10 common questions and answers about plastic injection molding in West Covina, you can make an informed decision when considering these services for your manufacturing needs. Whether you are looking for cost-effective production, custom molds, or environmentally friendly solutions, plastic injection molding offers a versatile and efficient option for a wide range of industries.


    1. we have been aligning with these stuffs for years. I am happy to endorse them to those seeking high-quality molded products.

    2. Since that moment, CapableMachining has regularly offered us with superb molded parts. The team listen to customers and reply with advanced technical knowledge in components, part structure, and procedure alternatives. This has been and will be an indispensable part of our success.

    3. The team at CapableMachining has serviced us in bringing our ideas to fruition into finished parts for several years now. We’ve recruited CapableMachining to create molds for us, amend and refine current molds to cater to our demands, and distribute items that consistently meet or surpass our rigorous standards.

    4. Since then, CapableMachining has constantly furnished us with high-quality plastic parts. We’ve engaged CapableMachining to create injection mold for us, renovate and tailor existing molds to satisfy our criteria, and deliver goods that consistently meet or exceed our precise specifications.

    5. Following that, CapableMachining has consistently supplied us with exceptional plastic parts. They listen to customers and reply with advanced technical knowledge in elements, part blueprint, and procedure selections. This has been and will endure as a critical aspect of our success.

    6. CapableMachining has consistently shown to be a top provider of injection molded parts for our company. The process from design to assembly has been fluid, thanks to their know-how, talents, and positive mindset.

    7. They has been a fantastic and strategic collaborator for us right from the beginning. The process from idea to production has been continuous, thanks to their skills, abilities, and proactive mindset.

    8. The personnel at CapableMachining has supported us in manifesting our plans into finished pieces for several years now. We’ve appointed CapableMachining to create injection mold for us, renovate and tailor existing molds to adapt to our requirements, and distribute merchandise that consistently meets or surpasses our exacting specifications.

    Leave a Comment

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

    Let's Start A New Project Today