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Metal Injection Molding

Elite Mold Tech combines the precision of injection molding with the strength of metal to produce intricate components—ideal for aerospace, medical, and defense-grade applications.

Advanced Metal Injection Molding – Complex Metal Parts, Perfectly Formed

Elite Mold Tech offers cutting-edge Metal Injection Molding (MIM) services for producing small, intricate metal components with the precision of plastic injection molding and the strength of traditional metalworking. MIM is ideal for high-volume production of parts that require complex geometries, fine details, and high mechanical performance.

We work with stainless steel, titanium, and other high-performance alloys to deliver components that meet tight tolerances and industry-specific standards—perfect for medical devices, aerospace, automotive, and electronics applications.

Our MIM process reduces material waste, minimizes secondary machining, and accelerates production without sacrificing quality.

Upload your part file today and get a fast quote for your metal injection molding project.

What is Metal Injection Molding (MIM)?

Metal Injection Molding (MIM) is a manufacturing process that combines the benefits of powder metallurgy and plastic injection molding. Fine metal powders are mixed with a binder to create a feedstock, which is then injected into molds to form complex, high-precision parts. MIM is ideal for producing small, intricate metal components in high volumes with tight tolerances, making it widely used in industries such as automotive, aerospace, medical devices, and electronics.

Advantages of MIM Technology

Metal Injection Molding (MIM) offers efficient processing, precision for complex geometries, and cost-effective large-scale production. Achieve superior mechanical properties with reduced processing steps for high-performance metal components.

Efficient Processing

Efficient Processing

MIM technology reduces processing steps, improving efficiency compared to conventional powder metallurgy methods.

Complex Geometries

Complex Geometries

Ideal for thin-walled and intricate structures, enabling precise and high-quality metal components.

Large-Scale Production

Large-Scale Production

Optimized for mass manufacturing with cost-effective solutions and consistent mechanical properties.

Tolerance for Metal Injection Molding

Tolerance for Metal Injection Molding ensures high precision with tolerances as tight as ±0.005 inches. Achieve consistent accuracy, complex geometries, and superior surface finishes for high-performance metal components in various industries.

Feature Description
Maximum Part Size Up to 6” x 6” x 3” (150 x 150 x 75 mm), depending on material and geometry.
Standard Lead Time 4–6 weeks for tool creation; parts typically delivered within 6–8 weeks.
General Tolerances Tolerances are typically held to ±0.010” (±0.25 mm) depending on part size, complexity, and material.
Precision Tolerances For highly precise features, tolerances as tight as ±0.005” (±0.127 mm) can be achieved with optimized tooling, controlled sintering, and part handling.
Minimum Feature Size 0.020” (0.50 mm), depending on part geometry and material.
Wall Thickness Ideal thickness: 0.040” to 0.125” (1.0 mm to 3.2 mm). Uniform wall thickness is preferred to prevent distortion or cracking during sintering.
Draft Angle A minimum of 1° is recommended for part ejection; more complex shapes may require additional draft angles.
Surface Finish Standard finish is as-sintered, typically with an Ra of 125–250. Post-processing options such as polishing, coating, or heat treatment can be specified for higher finish quality.
Material Compatibility Common metals used include Stainless Steel, Titanium, Tool Steel, Inconel, and other alloyed metals for specific applications.
Tooling Material Tooling is made from high-strength steel or carbide, optimized for the production of high-volume MIM parts with long tool life.

Metal Injection Molding Materials and Finishing

At Elite Mold Tech, we offer a variety of surface finishing options for Metal Injection Molding (MIM) parts to enhance their functionality, appearance, and durability. These finishes help meet the specific requirements of your application, from aesthetics to wear resistance.

  • 17-4 PH
  • 316L
  • 304L
  • 420
  • 430
  • A2
  • D2
  • H13
  • M2
  • Ti-6Al-4V
  • Ti-64
  • Ti-15V-3Cr-3Sn
  • Bronze (CuSn)
  • Brass (CuZn)
  • CuNi
  • Inconel (625, 718)
  • Monel
  • Hastelloy C22

CoCr

CoNiCr

Soft Magnetic Alloys (Fe-Si, Fe-Ni)

  • 2011
  • 2024
  • 6061
  • 7075
This finish is typically used for parts that don’t require a high aesthetic but prioritize functionality.
Fine glass or ceramic beads helps reduce surface glare, improves texture, and adds grip, often used for parts that require a uniform, non-reflective surface.
Polishing enhances the aesthetic quality of MIM parts, often used for components that need to be visually appealing or where clarity and smoothness are crucial.
A thin metallic layer (such as nickel, gold, or chrome) is applied to the MIM part through an electrochemical process.
Metal Injection Molding Parts Made by Elite Mold Tech
Explore metal injection molding parts made by Elite Mold Tech, combining precision manufacturing with exceptional strength and high-quality finishes. Our metal injection molding services offer reliable, accurate, and efficient production of complex metal components with tight tolerances, ideal for a wide range of industries.

Elite Production Process

At Elite Mold Tech, we guarantee a seamless prototyping process—combining precision, speed, and efficiency to transform ideas into high-quality prototypes for testing, validation, and smooth transition into full-scale production.

Offer the best solution for prototype manufacturing, considering a wide range of processes, materials, and surface treatments.

Confirm pricing, requirements, and delivery timelines.

Review product manufacturability and requirements promptly, providing engineering assistance as needed.

Initiate the production order, confirming the production and delivery plan.

Conduct quality inspections based on the BOM and original specifications, providing clear photos for shipment approval.

Ensure secure packaging and provide the tracking number after shipment.

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Bring Your Designs to Life with Elite Mold Tech

Experience precision CNC machining with Elite Mold Tech. From intricate prototypes to large-scale production, we’re ready to bring your ideas to reality. Contact us today to discuss your project needs!

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Elite Mold Tech Metal Injection Molding: Complex Metal Parts, Simplified

When the complexity of precision machining meets the efficiency of plastic molding, you get Metal Injection Molding (MIM)—a breakthrough technology for manufacturing small, intricate metal parts in high volumes. At Elite Mold Tech, we offer full-service MIM solutions that combine fine detail, excellent mechanical properties, and scalable production—all from a single process.

MIM allows manufacturers to create complex metal parts with shapes previously only achievable by costly CNC machining or casting. The process blends fine metal powders with a polymer binder to form a moldable feedstock, which is then injection molded like plastic. After molding, parts go through debinding and sintering, fusing the metal particles into a fully dense, high-strength final part.

This innovation is transforming how industries design and produce metal components.

Why Choose MIM Over Traditional Metalworking?

Traditional machining methods struggle with fine geometries, internal threads, undercuts, or thin walls. MIM handles these effortlessly. You get the best of both worlds: the precision of machining and the volume efficiency of plastic injection molding.

With Elite Mold Tech’s MIM service, you benefit from:

  • Near-net shape parts with tight tolerances

  • Excellent surface finish, often under Ra 1.0 µm

  • Complex geometries without the need for secondary machining

  • High material utilization and minimal waste

  • Strength and performance equal to wrought metals

MIM is particularly cost-effective for batch sizes from several thousand to millions, making it ideal for high-volume production of metal components.

Ideal Applications of Metal Injection Molding

Metal Injection Molding isn’t for everything—but when it’s right, it’s unbeatable. It’s best suited for small-to-medium-sized parts that demand tight tolerances, smooth finishes, and complex geometry.

Typical applications include:

  • Medical Devices – Surgical tools, orthodontic brackets, and implantable components

  • Firearms & Defense – Triggers, sights, safety mechanisms, and locking parts

  • Automotive Components – Sensor housings, rocker arms, and locking systems

  • Consumer Electronics – Connectors, hinges, micro-gears, and smartwatch parts

  • Industrial Tools – Wear-resistant inserts, cutters, and custom fasteners

At Elite Mold Tech, we guide you through every step—from feasibility and DFM consulting to tooling, molding, and post-processing.

What Makes Elite Mold Tech a Trusted MIM Partner?

Experience and engineering insight make all the difference in MIM success. At Elite Mold Tech, we combine precision tooling, advanced metallurgy, and process optimization to produce high-performance parts that are ready for real-world use.

Our MIM capabilities include:

  • Support for stainless steel, titanium, low-alloy steels, and soft magnetic alloys

  • Tolerances typically ±0.3%, tighter with secondary operations

  • In-house debinding and sintering for full process control

  • Optional machining, polishing, plating, and heat treatment

  • Scalable from 5,000 to millions of parts annually

We help you minimize cost-per-part, maximize repeatability, and eliminate design limitations.

A Smarter Way to Manufacture Metal

If your project calls for fine detail, mechanical strength, and high-volume production, Metal Injection Molding could be the ideal solution. Elite Mold Tech delivers MIM parts that meet the rigorous standards of medical, aerospace, defense, and consumer markets—on time and with confidence.

Ready to move beyond limitations? Contact us today to get started with a quote or design consultation.

Expert Insights & Industry Trends

Explore the forefront of advanced manufacturing with Elite Mold Tech. Our blogs provide expert insights, industry trends, and practical tips to enhance efficiency, precision, and innovation in your production processes.

Frequently Asked Questions

Metal Injection Molding FAQs

  • Do MIM parts require post-processing?

    They can be used as-sintered or further processed with machining, polishing, or plating. 

  • Can MIM parts replace machined parts?

    Yes, especially when the part is small, complex, and produced in large quantities. 

  • Is MIM cost-effective for small batches?

    MIM is best suited for high-volume production starting from 5,000 parts or more. 

  • How accurate is MIM?

    Typical tolerances are ±0.3%, with the option for secondary machining to achieve tighter specs. 

  • What metals are used in MIM?

    Common materials include stainless steel, low-alloy steel, titanium, and soft magnetic alloys. 

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Prompt response guaranteed within 12 hours
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