Premium Plastic Injection Molding Solutions in North Carolina
North Carolina is a key player in U.S. manufacturing, with industries such as automotive, medical devices, and electronics heavily relying on plastic injection molding for producing high-quality, durable parts. Ronningen Research and Development offers state-of-the-art plastic injection molding services across North Carolina, providing plastic injection molded parts that meet the most stringent standards of quality and performance. With advanced injection molding machines, we ensure that every part is produced efficiently and with precision, no matter the size of the project.
With over 50 years of experience, Ronningen Research and Development has built a reputation as a trusted partner for North Carolina businesses. Whether you require prototype plastic injection molding for new products or high-volume production for mass manufacturing, we offer custom injection molding solutions that meet your unique specifications, ensuring your business remains competitive in today’s fast-paced market.
Plastic Injection Molding Services in North Carolina – Designed for Performance and Precision
At Ronningen Research and Development, we offer a complete range of plastic injection molding services in North Carolina, ensuring high-quality plastic injection molded parts for a variety of industries. Whether you need custom injection molding or prototype plastic injection molding, our services are designed to deliver excellent results every time. Our experienced team works closely with you to understand your specific needs and provide tailored solutions that meet your requirements for precision, durability, and performance.
Our services ensure that each plastic injection molded part is produced with precision and consistency. With decades of expertise, we specialize in everything from injection mold tooling to high-volume production, offering plastic injection molded parts for multiple industries, including automotive, medical, and electronics. By leveraging advanced technologies and providing fast, reliable solutions, we help your business succeed in North Carolina’s thriving manufacturing sector.

Why Ronningen Research and Development is the Leading Choice for Plastic Injection Molding in North Carolina
Ronningen Research and Development is the preferred choice for plastic injection molding services in North Carolina, known for our expertise and commitment to producing high-quality plastic injection molded parts. With decades of experience, we specialize in custom injection molding that delivers precision-engineered parts designed to meet your exact performance and durability requirements.
We also provide prototype plastic injection molding services to help businesses in North Carolina test, refine, and perfect their designs before scaling to mass production. Ronningen Research and Development uses cutting-edge plastic injection molding machines and injection mold tooling to ensure your products meet the highest industry standards. Our focus on quality, reliability, and cost-efficiency ensures that we deliver optimal solutions for every project, helping you stay ahead in North Carolina’s competitive manufacturing environment.
Injection Mold Tooling for Precision and Consistency
Our injection mold tooling services create precise, durable molds that ensure consistent production of high-quality plastic injection molded parts. We focus on creating molds that deliver long-lasting, accurate results to meet your production goals.
Over Molding for Enhanced Functionality
Over molding services combine multiple materials into a single part, increasing its strength, flexibility, and functionality. This process is perfect for creating specialized parts that require multi-material designs and advanced features.
Ultrasonic Welding for Precision Bonding
Ultrasonic welding offers a precise, clean method for bonding plastic parts, ensuring strong and lasting connections without the need for adhesives, making it perfect for high-performance applications.
Injection Molding for Medical Parts
We specialize in plastic injection molded parts for medical devices, ensuring that they meet the highest industry standards for safety, quality, and regulatory compliance. Our parts deliver exceptional performance and meet stringent medical industry requirements.
Our Comprehensive Manufacturing Services: Plastic Injection Molding & More
Assembly & Sub-Assembly
At Ronningen Research and Development, we provide expert Assembly & Sub-Assembly services for seamless integration of components. Whether it's simple assemblies or complex multi-part solutions, we ensure precision and efficiency in every process.
Custom Coloration
Our Custom Coloration services offer tailored color options to meet your design and branding needs. We use advanced Plastic Injection Molding techniques to ensure long-lasting, consistent colors for your products.
Custom Cutting Parts
Ronningen Research and Development specializes in Custom Cutting Parts using state-of-the-art machinery. We provide accurate cuts for a variety of materials, meeting the specific needs of your project.
Drilling
We offer high-precision Drilling services to create exact holes in various materials. Our advanced equipment ensures accuracy and quality for projects requiring tight tolerances and consistent results.
Electroplating
Our Electroplating services enhance part durability and corrosion resistance with high-quality metallic coatings. We provide superior finishes for applications in automotive, electronics, and more.
Heat Staking
Heat Staking at Ronningen Research and Development creates strong, reliable bonds between plastic components without the need for additional materials. This process is ideal for parts requiring secure assembly and durability.
Hot Stamping
Hot Stamping services provide a high-quality finish with precision and efficiency. We use advanced techniques to apply logos, designs, and text to parts, ensuring a clean and lasting imprint.
Insert Molding
Insert Molding allows us to mold plastic around metal or other materials to create strong, integrated components. This service provides enhanced functionality and durability for complex applications.
Labeling
We provide precise Labeling services that ensure clear, durable markings for traceability, branding, and compliance. Our labeling process guarantees that your parts are correctly identified and meet industry standards.
Leak Testing
Our Leak Testing services verify the integrity of your products, ensuring they meet safety standards. We provide airtight and watertight testing to prevent failures and guarantee quality.
Machining
We offer high-precision Machining services for custom parts. Using advanced CNC equipment, we deliver consistent, high-performance components for a variety of industries.
Milling
Our Milling services create intricate parts with high accuracy. We use advanced equipment to ensure precise cuts and finishes for your custom projects.
Over Molding
Over Molding at Ronningen Research and Development creates multi-material components for enhanced durability and functionality. We mold plastic over existing parts to meet complex design requirements.
Packaging, Custom
Our Custom Packaging services protect your products during transportation and storage. We offer tailored solutions to ensure your parts arrive safely and in excellent condition.
Pad Printing
We provide Pad Printing services for high-quality markings on various materials. Ideal for branding, labeling, and customization, our process ensures precise, durable prints.
Over Molding
Over Molding at Ronningen Research and Development creates multi-material components for enhanced durability and functionality. We mold plastic over existing parts to meet complex design requirements.
Packaging, Custom
Our Custom Packaging services protect your products during transportation and storage. We offer tailored solutions to ensure your parts arrive safely and in excellent condition.
Pad Printing
We provide Pad Printing services for high-quality markings on various materials. Ideal for branding, labeling, and customization, our process ensures precise, durable prints.
Part Marking
Our Part Marking services at Ronningen Research and Development ensure clear and accurate markings for identification and traceability. We use advanced techniques to apply markings that meet industry standards.
Painting
At Ronningen Research and Development, our Painting services enhance the aesthetic and protective qualities of your parts. We apply durable coatings for both functional and cosmetic purposes.
Silk-screening
We offer Silk-screening services at Ronningen Research and Development for durable, high-quality prints on parts. This process is ideal for logos, designs, and labels, providing precise results for a variety of materials.
Shielding
Our Shielding services at Ronningen Research and Development protect components from electromagnetic interference. We use advanced materials and techniques to ensure reliable performance and compliance with industry standards.
Shipping
At Ronningen Research and Development, we handle Shipping with care, ensuring that your products are securely packaged and delivered on time. Our reliable shipping services help you get your products to the market quickly and safely.
Spin Welding
Spin Welding services at Ronningen Research and Development provide strong, durable bonds for plastic parts. This technique is ideal for creating seamless joints without the need for additional materials.
Structural Foam Molding
We offer Structural Foam Molding at Ronningen Research and Development for lightweight, durable plastic parts. This service provides strong components with a reduced weight, ideal for applications that require high strength without the added bulk.
Taping
Our Taping services at Ronningen Research and Development are designed to provide secure adhesion and protection for your products. We offer custom taping solutions to meet the needs of various industries.
Trimming
At Ronningen Research and Development, we provide Trimming services to finish and refine your parts. Our precise trimming process ensures clean edges and perfect finishes for your molded components.
Ultrasonic Welding
Ultrasonic Welding at Ronningen Research and Development uses high-frequency sound waves to create strong, precise bonds between plastic parts. Ideal for delicate applications, this process ensures high-quality, durable results without the need for adhesives.
Top-Quality Plastic Injection Molding Services in North Carolina
Ronningen Research & Development provides top-tier plastic injection molding services across North Carolina, offering custom solutions for industries like automotive, medical, aerospace, and consumer goods. Whether you're in Charlotte, Raleigh, Durham, or Greensboro, our precision-driven molding services guarantee rapid turnarounds, high-quality results, and cost-effective production. From prototyping to mass production, trust Ronningen to meet all your molding needs with fast, reliable, and superior outcomes.
Precision Molding in Charlotte
Offering precise and reliable injection molding services in Charlotte, NC, providing high-performance parts for the automotive and aerospace industries.
Custom Molding in Raleigh
Explore custom plastic injection molding services in Raleigh, NC, with fast production and tailored solutions for your specific manufacturing needs.