San Jose 

Plastic injection molding for San Jose, 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 San Jose, California

Explore our premier Plastic injection molding services in San Jose, California

specializing in plastic prototypes and production parts.

Welcome to CapableMachining, your trusted partner for all your plastic injection molding services needs. With years of experience and expertise in the industry, we pride ourselves on delivering high-quality and cost-effective solutions to meet your unique requirements.

At CapableMachining, we understand the importance of precision and efficiency in plastic injection molding. Our team of skilled professionals uses state-of-the-art technology and equipment to ensure that every project is completed with the utmost accuracy and attention to detail.

Whether you are in need of prototyping, production, or custom molding services, we have the capabilities to deliver results that exceed your expectations. Our commitment to quality, reliability, and customer satisfaction set us apart as a leading provider in the industry.

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.


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

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Mold Life Cycle

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

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Leading Time

Typically: tooling 30 days, injection molding 3 days

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

Rigid Materials

Hard plastic materials are defined as materials that express chiefly no elastic deformation and no complete plastic deformation. Weuphold enduring partnership quality suppliers, which enables us to provide quality assurance to our customers as well as to fulfill assorted specialized requirementsof our customers.


Elastic Materials

Quality materials are the groundwork of quality and integral part of the final product’s pricing. We coordinate with key material suppliers and can provide you with instant quotes on a wide range of high quality plastics, as well as numerous material selection alternatives.


Our Quality Control

Our company boasts a renowned quality assurance framework and a team of seasoned technical engineers who diligently oversee every aspect of our product manufacturing process – from procuring top-notch natural resources 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 endeavor for maintain utmost control over these data points to meet and surpass the expectations of our esteemed clientele consistently.

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Professional quality control Engineer

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Tolerances up to ±0.0004″ (0.01mm)

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State-of-the-art Inspection Facilities

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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 San Jose, California



Plastic injection molding is a widely-used manufacturing process in San Jose that involves injecting molten plastic into a mold to create various products. This technique has revolutionized the way products are made, offering a cost-effective and efficient method for producing high-quality plastic parts. Here are 10 common Q&A pairs about plastic injection molding in San Jose to help you better understand this process.

Q: What is plastic injection molding?

A: Plastic injection molding is a manufacturing process where molten plastic is injected into a mold cavity to create a desired shape.

Q: What are the benefits of plastic injection molding?

A: Plastic injection molding offers high production rates, precise tolerances, and the ability to use a wide range of materials.

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

A: The duration of the process varies depending on the complexity of the part, but it typically ranges from a few seconds to a few minutes.

Q: What types of products can be made using plastic injection molding?

A: Plastic injection molding is versatile and can be used to create a wide variety of products, from small components to large automotive parts.

Q: What factors should be considered when designing a part for plastic injection molding?

A: Designers should consider factors like wall thickness, draft angles, and the type of material being used to optimize the part for the molding process.

Q: What is the role of a mold in plastic injection molding?

A: The mold is a crucial component in the plastic injection molding process, as it determines the final shape and features of the part being produced.

Q: How can quality be ensured in plastic injection molding?

A: Quality can be ensured by closely monitoring the process parameters, conducting regular inspections, and using high-quality materials.

Q: What are some common defects to watch out for in plastic injection molding?

A: Common defects include sink marks, warping, and short shots, which can be addressed through proper design and process adjustments.

Q: What are the environmental considerations of plastic injection molding?

A: Plastic injection molding can generate waste and emissions, so it’s important to recycle materials and use energy-efficient equipment to minimize environmental impact.

Q: How can I find a reputable plastic injection molding company in San Jose?

A: Look for companies with experience, a track record of quality, and certifications like ISO 9001 to ensure that you’re working with a reputable and reliable supplier.


Plastic injection molding is a vital manufacturing process in San Jose that offers numerous advantages for producing high-quality plastic parts efficiently. By understanding the ins and outs of this technique, you can optimize your product designs and work with reputable suppliers to bring your ideas to life. Keep these Q&A pairs in mind as you navigate the world of plastic injection molding and make informed decisions for your projects.


  1. They has been a marvelous and strategic counterpart for us right from the beginning. Honored to recommend them to anyone seeking premium molded products.

  2. Since that moment, CapableMachining has frequently furnished us with high-quality plastic parts. The process from idea to production has been continuous, thanks to their expertise, capabilities, and positive approach.

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