Custom High-precision Injection Molding Services

We deliver high-precision injection molding parts from rapid prototypes to complex, tight-tolerance production parts, with industry-leading quality.

  • Tolerances controlled within ±0.05mm
  • standard injection molding lead time 7-15 days
  • Material palette includes PC/ABS, PEEK, PET and much more
  • ISO 9001:2015 Certified
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High-precision Injection Molding Supplier from China

Robotika is a leading high-precision injection molding manufacturer specializing in the production of custom plastic parts. With over 15 years of experience, our expertise extends to rapid prototyping and mass production, ensuring fast turnaround times without compromising on quality. Our service offering is tailored to address the unique needs of industries requiring high-precision components. With capabilities in overmolding, insert molding, and multi-material injection molding, we deliver solutions that improve product performance and reduce manufacturing costs. Our engineering team ensures that every project is optimized for manufacturability (DFM), guiding clients through the design phase to avoid costly mistakes. Whether you need complex geometries, high-tolerance parts, or high-volume production, we are equipped to provide efficient, reliable solutions that meet your specifications.

Robotika has become a trusted partner for industries such as automotive, electronics, medical devices, aerospace, and consumer goods. Our extensive manufacturing capabilities allow us to produce tens of thousands of components annually, serving clients worldwide. Our commitment to precision and customer satisfaction has built long-lasting relationships with leading companies across various sectors, making us a preferred choice for high-performance injection molding solutions.

Our High Precision Injection Molding Capabilities

Our capabilities include Multi-Cavity Molds, Precision Injection Machines, Precision Mold Tooling, and Micro Injection Molding. We work with a wide variety of materials, including engineering plastics, high-performance resins, and specialty compounds, to meet the specific needs of various industries.

To complement our advanced molding capabilities, we provide an array of surface treatment options, such as anodizing, powder coating, sandblasting, polishing, and electroplating. Our high-precision processes can achieve tight tolerances as small as ±0.01 mm, ensuring that each part meets exacting standards for dimensional accuracy and consistency. All of our parts undergo rigorous inspection using advanced tools like coordinate measuring machines (CMM) to ensure flawless results for both prototypes and mass production.

Multi Cavity Molds
Multi-Cavity Molds

Maximize production efficiency by simultaneously creating multiple parts in a single cycle, reducing costs and lead times.

Precision Injection Machines
Precision Injection Machines

Equipped with advanced precision injection machines, we ensure superior control over temperature, pressure, and injection speed to deliver parts with unparalleled accuracy.

Precision Mold Tooling
Precision Mold Tooling

Guarantee tight tolerances and flawless part designs, ensuring high-quality and reliable results for every project.

Micro Injection Molding
Micro Injection Molding

Producing high-precision, miniature parts for industries like electronics and medical devices, where accuracy is critical at the smallest scale.

High Precision Injection Molding Capabilities

Maximum Build Size

Our injection molding capabilities accommodate a range of part sizes up to 500mm × 500mm, ideal for medium to small components.

Material Compatibility

We support a wide range of materials including PP, ABS, POM, and Nylon, meeting the diverse needs of industries such as medical devices, packaging, automotive, and electronics.

Molding Precision

Our precision is maintained with a tolerance of ±0.01 mm, ensuring the utmost quality for parts used in sensitive applications like medical devices and high-performance products.

Surface Finishing Options

We offer a variety of finishing options, such as polishing, sandblasting, and anodizing, to enhance the appearance and durability of your parts.

Delivery Time

We offer fast production turnaround times for both prototypes and mass production, with flexibility to meet urgent deadlines.

High Precision Injection Molding Capabilities

Our Latest High Precision Injection Molding Products We have Manufactured

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Our Latest High Precision Injection Molding Products We have Manufactured

High Precision Injection Molding Tolerance

Part Type Tolerance Range
Standard Injection Molding +/- 0.1 mm to +/- 0.2 mm
Precision Injection Molding +/- 0.05 mm or tighter
Large Parts +/- 0.2 mm to +/- 0.5 mm
Thin-Walled Injection Parts +/- 0.2 mm
  • *Robotika accommodates part lengths of up to 48", depending on the process. For larger dimensions, please reach out to us for inquiries. The tolerances listed represent minimums under ideal conditions; however, looser tolerances may be necessary based on the process, material selection, or part geometry.

High Precision Injection Molding Materials

ABS

ABS (Acrylonitrile Butadiene Styrene) is a commodity injection-molding thermoplastic for broad use due to its impact strength, toughness, and processability. It possesses good mechanical features, thermal stability, and chemical inertness and is thus used in car parts, household appliances, and consumer products. ABS also is easily paintable, platable, or texturable for added beauty and functionality. Its cost efficiency and all-around technological properties make it best popular for durable plastic components.

• Production Lead Time: Up to 7 days
• Finishes: Raw, anodized, bead blasted, polished

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abs

PP

PP (Polypropylene) is a lightweight, flexible thermoplastic widely used in injection molding for its excellent chemical resistance, fatigue strength, and low moisture absorption. It offers good impact resistance, thermal stability, and electrical insulation properties, making it ideal for automotive components, medical devices, packaging, and household goods. PP is also highly recyclable and can be modified with additives to enhance its mechanical properties. Its affordability and versatility make it a preferred choice for a wide range of applications.

  • Production Lead Time: As fast as 7 days
  • Color: White, Black, Gray, Natural, Custom Colors Available
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pp

PE

PE (Polyethylene) is a durable and flexible thermoplastic widely used in injection molding for its excellent impact resistance, chemical stability, and moisture resistance. It is lightweight, has good electrical insulation properties, and is available in different densities (LDPE, HDPE) to suit various applications. PE is commonly used in packaging, automotive components, piping, and consumer goods. Its low cost, ease of processing, and recyclability make it a preferred material for both industrial and commercial products.

  • Production Lead Time: As fast as 7 days
  • Color: White, Black, Gray, Natural, Custom Colors Available
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pe

PS

PS (Polystyrene) is a rigid and lightweight thermoplastic widely used in injection molding due to its excellent clarity, ease of processing, and affordability. It offers good dimensional stability, electrical insulation, and chemical resistance, making it ideal for packaging, disposable containers, consumer electronics, and household products. PS is available in both general-purpose (GPPS) and high-impact (HIPS) variants, catering to different strength and flexibility requirements. Its cost-effectiveness and versatility make it a popular choice for various applications.

  • Production Lead Time: As fast as 7 days
  • Color: White, Black, Gray, Natural, Custom Colors Available
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ps

PVC

PVC (Polyvinyl Chloride) is a durable and versatile thermoplastic widely used in injection molding due to its excellent chemical resistance, flame retardancy, and mechanical strength. It offers good impact resistance, weatherability, and electrical insulation properties, making it ideal for pipes, fittings, medical devices, automotive parts, and consumer goods. PVC can be formulated as rigid (RPVC) or flexible (FPVC) to suit different application needs. Its cost-effectiveness and adaptability make it a preferred material for industrial and commercial products.

  • Production Lead Time: As fast as 7 days
  • Color: White, Black, Gray, Natural, Custom Colors Available
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pvc

PC

PC (Polycarbonate) is a heat-sensitive resin that has high strength with good impact resistance, light transmission, and thermal stability. It is dimensionally stable with good fire retardancy and UV stability, being applicable for automotive components, electronic housings, medical devices, and transparent products like lenses and shields. PC can easily be molded and post-formed to attain better form and function. It is appropriate for difficult engineering applications because of its strength and flexibility.

  • Production Lead Time: As fast as 7 days
  • Color: Transparent, White, Black, Gray, Custom Colors Available
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pc

PA

PA (Polyamide), commonly known as Nylon, is a strong and durable engineering thermoplastic with excellent mechanical strength, wear resistance, and chemical stability. It offers high impact resistance, good thermal performance, and low friction, making it ideal for automotive components, industrial gears, bearings, and consumer goods. PA is available in various grades (PA6, PA66, PA12) and can be reinforced with glass fiber for enhanced strength. Its versatility and reliability make it a preferred material for demanding applications.

  • Production Lead Time: As fast as 7 days
  • Color: White, Black, Gray, Natural, Custom Colors Available
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pa

POM

Polyoxymethylene (POM) excels in dimensional stability, low friction, and high stiffness, making it perfect for High Precision Injection Molding. Its capability to deliver fine details is critical in parts requiring smooth surfaces and precise tolerances. POM is commonly used in gears, bushings, and intricate mechanical components. For instance, automotive transmission parts, high-tolerance fasteners, and precision valve components often employ POM for its consistent performance.

  • Mill Lead Time: Up to 4 days
  • Color: Natural, slightly translucent
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pom

PEEK

PEEK, or Polyether Ether Ketone, is a high-temperature thermoplastic offering enhanced mechanical toughness, thermal stability, and chemical inertness. It is more resistant to wear, features less friction, and enhanced dimensional stability and can be used in aerospace, medical, automotive, and industrial applications. It is biocompatible, highly resistant to hostile environments, and metal-substitutable-like in hostile environments. Its enhanced properties make it the superior option for precision-engineered components that demand reliability and endurance.

  • Production Lead Time: As fast as 7 days
  • Color: Natural, Black, Gray, Custom Colors Available
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peek

PEI

Polyetherimide (PEI) is prized for its high thermal stability, flame resistance, and excellent precision in molding, making it ideal for High Precision Injection Molding. Its robust properties ensure reliability in complex, high-end applications. PEI is used in advanced electronics, aerospace interiors, and automotive components. For instance, precision molded cockpit panels, electrical enclosures, and high-end connector housings often employ PEI for its consistency and detailed finish.

  • Mill Lead Time: Up to 4 days
  • Color: Translucent cream with a matte finish
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pei Ultem

PPSU

Polyphenylsulfone (PPSU) is known for its exceptional toughness, heat resistance, and dimensional stability, making it ideal for High Precision Injection Molding in critical applications. It excels in environments with prolonged exposure to high temperatures and chemicals. PPSU is widely used in medical devices, plumbing fittings, and precision automotive parts. For example, finely molded medical connectors, durable water fittings, and intricate automotive components benefit from PPSU’s precise detail retention.

  • Mill Lead Time: Up to 5 days
  • Color: Deep brown with a smooth texture
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ppsu

Finishing Options for High Precision Injection Molding

Name Applicable Materials Colors Can Be Applied with
Matte Finishing Texturing (MT/VDI Standard) ABS, PC, PP, POM Matte, Satin Injection Mold Tooling
Polishing Polishing PC, PMMA, ABS High Gloss, Mirror Finish Electroplating, UV Coating
Silk Screen Printing Silk-Screen Printing ABS, PC, PP, POM Custom Colors Painting, Spray Coating
Pad Printing Pad Printing ABS, PC, POM, Nylon Custom Colors Painting, Spray Coating
Laser Engraving Laser Engraving ABS, PC, Nylon Black, Gray, White Texturing, Polishing
UV coating UV Coating ABS, PC, PMMA Glossy, Matte Polishing, Painting
Electroplating Electroplating (Vacuum Metallization) ABS, PC, PP Chrome, Gold, Silver Polishing, Texturing
Painting Spray Coating Painting & Spray Coating ABS, PC, PP, POM Custom Colors Texturing, Polishing
Hot Stamping Foiling Hot Stamping ABS, PC, PP Gold, Silver, Metallic Painting, Spray Coating
  • *We offer a range of additional finishing options, including chromic acid anodizing, cadmium plating, copper plating, titanium anodizing (blue anodizing), gold plating, silver plating, and more. If you require finishes for materials not mentioned here, please reach out to us directly.
High Precision Injection Molding

High Precision Injection Molding Design Guide

In this guide to high-precision injection molding, you’ll learn how to create efficient, manufacturable metal and plastic parts for prototyping and production.

High Precision Injection Molding Service FAQs

Our minimum order quantity depends on the complexity and size of the part. For high-precision parts, the MOQ is typically around 500 units, but we can accommodate smaller batches for prototypes.

We work with a wide range of materials, including engineering plastics, high-performance resins, and specialty compounds like ABS, POM, PC, and more, tailored to your specific needs.

For prototype orders, we can deliver in as fast as 1-2 weeks. Production times for high-volume orders vary depending on the complexity of the part, but we always strive for the quickest turnaround without compromising quality.

Yes, we provide samples for approval before moving forward with full-scale production. This ensures the final product meets your specifications and quality standards.

Our high-precision molding processes can achieve tolerances as tight as ±0.01 mm, ensuring consistent and accurate parts that meet your exact specifications.

Yes, we offer a variety of post-production surface treatments including anodizing, powder coating, polishing, and electroplating to enhance the appearance and functionality of your parts.

We conduct rigorous quality checks using advanced inspection tools like coordinate measuring machines (CMM) to ensure all parts meet strict dimensional accuracy and industry standards.

Absolutely. Our engineering team can assist with design for manufacturability (DFM), helping optimize your design to ensure the most cost-effective and efficient production process.

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High Precision Injection Molding Related Resource

Sample Posts 3: An Ultimate Guide

January 7, 2025 No Comments

Robotika is a professional CNC and plastics manufacturing company that delivers precision machining and molding solutions, providing global clients with high-quality custom parts and rapid prototyping services. We are proud to offer advanced CNC machining, injection molding, and low-volume manufacturing based on your project requirements, ensuring accuracy, efficiency, and cost-effectiveness. Our manufacturing capabilities include 5-axis CNC machining, plastic injection molding,

Read More »

Sample Posts 2: An Ultimate Guide

January 7, 2025 No Comments

Robotika is a professional CNC and plastics manufacturing company that delivers precision machining and molding solutions, providing global clients with high-quality custom parts and rapid prototyping services. We are proud to offer advanced CNC machining, injection molding, and low-volume manufacturing based on your project requirements, ensuring accuracy, efficiency, and cost-effectiveness. Our manufacturing capabilities include 5-axis CNC machining, plastic injection molding,

Read More »

Sample Posts 1: An Ultimate Guide

January 7, 2025 No Comments

Robotika is a professional CNC and plastics manufacturing company that delivers precision machining and molding solutions, providing global clients with high-quality custom parts and rapid prototyping services. We are proud to offer advanced CNC machining, injection molding, and low-volume manufacturing based on your project requirements, ensuring accuracy, efficiency, and cost-effectiveness. Our manufacturing capabilities include 5-axis CNC machining, plastic injection molding,

Read More »

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