Thin Wall Injection Molding Services
We provide thin wall injection molding that delivers lightweight, high-strength components with unmatched consistency. Get a free quotation and design feedback within a few hours.
- Tolerances controlled within ±0.05mm
- standard injection molding lead time 7-15 days
- 50+ extensive material options
- ISO 9001:2015 Certified
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Reliable Thin Wall Injection Molding Services Provider from China
Robotika offers specialized thin-wall injection molding services with over a decade of experience, producing millions of ultra-lightweight yet durable plastic parts annually for customers worldwide. We can produce parts with wall thicknesses as low as 0.3 mm without sacrificing structural integrity—thanks to precise mold temperature control, optimized material flow, and high-speed injection molding cycles as short as 3-5 seconds. We provide expert DFM (Design for Manufacturability) guidance, material selection recommendations, and optimized molding strategies to reduce costs while improving part strength, surface finish, and dimensional accuracy. Whether it’s food-grade PP for packaging, medical-grade PET for sterile devices, or impact-resistant ABS for consumer electronics, we can balance cost, performance, and compliance with relevant standards such as FDA and ISO 13485. For high-volume orders, our automated quality monitoring systems maintain consistent dimensions over millions of cycles, reducing defects and avoiding costly rework.
Robotika’s capabilities support a wide range of industries, including food and beverage packaging, medical devices, electronics, automotive, and industrial components. From innovative startups to global OEMs, customers trust our flexible production scale, competitive pricing, and rapid technical support throughout the product development lifecycle.
Our Thin Wall Injection Molding Capabilities
Robotika’s capabilities encompass ultra-thin-wall precision machining, high-speed production, in-house mold design and manufacturing, and food and medical-grade compliance. We utilize a wide range of materials, including PP, PS, ABS, PET, PE, PC, and specialty engineering plastics, all of which meet ISO-certified standards.
To enhance part performance and aesthetics, we offer a variety of secondary finishing options, including screen printing, hot stamping, ultrasonic welding, and custom labeling. Thanks to high-precision molding and tooling, our thin-walled parts consistently meet tolerances as precise as ±0.3mm, ensuring reliable fit, consistent dimensions, and superior surface quality, even at high production speeds. During production, each part undergoes automated visual inspection and dimensional measurement to ensure consistent quality from prototype to mass production.
Full control over mold design, tooling, and maintenance ensures faster iterations, longer tool life, and cost-effective production.
Cycle times as short as 3–5 seconds, allowing for quick turnaround and high-volume manufacturing without compromising part quality.
Achieve wall thicknesses as low as 0.3 mm while ensuring mechanical strength and dimensional accuracy, even for complex shapes.
Expertise in producing parts that meet FDA, ISO 13485, and other industry-specific standards, ensuring safe and reliable products for sensitive applications.
Thin-wall Injection Molding Capabilities
Maximum Build Size
We can manufacture thin-wall parts up to 600mm × 400mm × 200mm, suitable for small to medium-sized applications.
Material Compatibility
We offer thin-wall injection molding with high-flow polymers, including PP, PS, ABS, PC, PET, and medical-grade materials, meeting diverse industrial and custom production needs.
Molding Precision
Our standard tolerance is controlled within ±0.05mm, ensuring high precision for lightweight and durable plastic components.
Surface Finishing Options
We support texturing, polishing, silk-screen printing, UV coating, and electroplating for enhanced aesthetics and functionality.
Delivery Time
Our standard injection molding lead time is 7-15 days, with expedited services available for urgent projects.
Our Latest Thin-wall Injection Molding Products We have Manufactured
Thin Wall 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.
Thin Wall 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
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
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
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
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
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
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
PET
PET (Polyethylene Terephthalate) is a strong and lightweight thermoplastic known for its excellent mechanical properties, chemical resistance, and dimensional stability. It offers high stiffness, low moisture absorption, and good heat resistance, making it ideal for food packaging, automotive components, electrical insulators, and industrial applications. PET can be reinforced with glass fiber for enhanced strength and wear resistance. Its durability, recyclability, and versatility make it a widely used material in injection molding.
- Production Lead Time: As fast as 7 days
- Color: White, Black, Gray, Natural, Custom Colors Available
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
LCP
LCP is known for its high strength, heat resistance, and thin-wall molding capability, making it perfect for micro-components and electronic connectors. It is widely used in smartphone housings, micro gears, and LED reflectors. For example, ultra-thin electronic casings and fine-pitch connectors use LCP to maintain performance while achieving compact designs.
- Mill Lead Time: Up to 5 days
- Color: Natural, black, custom
TPU
TPU is flexible, wear-resistant, and has excellent elasticity, making it ideal for protective casings, medical tubing, and shock-absorbing components. Examples include smartwatch bands, soft-touch phone cases, and flexible medical catheter tubes, where TPU provides durability and comfort.
- Mill Lead Time: Up to 4 days
- Color: Transparent, black, custom colors
PPS
PPS (Polyphenylene Sulfide) is a heat-resistant high-performance thermoplastic polymer with superior heat resistance, chemical stability, and mechanical strength. PPS is highly dimensionally stable, fire-resistant, and water-resistant, and hence suitable for usage in the automobile, aerospace, electrical, and industrial sectors. PPS is generally used in high-heat-resistant components and challenging applications such as pump housings, electric connectors, and mechanical components of high precision. Its reliability and long term performance make it the industry best solution for challenging engineering applications.
- Production Lead Time: As fast as 7 days
- Color: Natural, Black, Gray, Custom Colors Available
Finishing Options for Thin-wall Injection Molding
| Name | Applicable Materials | Colors | Can Be Applied with |
|---|---|---|---|
Texturing (MT/VDI Standard)
|
ABS, PC, PP, POM | Matte, Satin | Injection Mold Tooling |
Polishing
|
PC, PMMA, ABS | High Gloss, Mirror Finish | Electroplating, UV Coating |
Silk-Screen Printing
|
ABS, PC, PP, POM | Custom Colors | Painting, Spray Coating |
Pad Printing
|
ABS, PC, POM, Nylon | Custom Colors | Painting, Spray Coating |
Laser Engraving
|
ABS, PC, Nylon | Black, Gray, White | Texturing, Polishing |
UV Coating
|
ABS, PC, PMMA | Glossy, Matte | Polishing, Painting |
Electroplating (Vacuum Metallization)
|
ABS, PC, PP | Chrome, Gold, Silver | Polishing, Texturing |
Painting & Spray Coating
|
ABS, PC, PP, POM | Custom Colors | Texturing, Polishing |
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.
Thin Wall Injection Molding Design Guide
In this guide to Thin Wall Injection Molding, you’ll learn how to create efficient, manufacturable metal and plastic parts for prototyping and production.
Thin Wall Injection Molding Service FAQs
What is the minimum order quantity (MOQ) for Thin Wall Injection Molding?
Our MOQ depends on the complexity and size of the part, but typically, we can accommodate orders starting from 1,000 parts. For prototype runs, we can support smaller quantities to help you test and refine your design.
What is the typical lead time for Thin Wall Injection Molding orders?
For standard production, the lead time is usually 4–6 weeks depending on mold complexity and material requirements. Prototype runs can be completed in as little as 1–2 weeks.
Can you handle custom materials for Thin Wall Injection Molding?
Yes, we work with a wide range of materials, including PP, PS, ABS, PET, PE, PC, and specialty engineering plastics. If you need a custom material, we can work with you to find the best option based on your part requirements and application.
What are your quality control procedures?
We employ strict quality control at every stage, from mold design to final inspection. Our parts are checked for dimensional accuracy using automated vision systems and CMMs (coordinate measuring machines) to ensure consistent quality.
Can you provide secondary services like assembly or packaging?
Yes, we offer a range of secondary services, including assembly, packaging, labeling, and custom finishing options like silk-screen printing or hot stamping. These services can be added to your order to provide a complete solution.
Are your Thin Wall Injection Molding services compliant with industry standards?
Yes, our services meet FDA, ISO 13485, and other relevant industry standards, ensuring that parts for medical, food, and consumer products are safe, reliable, and compliant with regulatory requirements.
Can you handle small batch and high-volume production?
Absolutely! We offer flexible production volumes, from small batch runs for prototypes or limited product releases to high-volume orders for mass production. We scale according to your project needs.
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