Michigan's Custom Plastic Injection Molding by Ronningen RD
Michigan’s manufacturing industry is renowned for its innovation, and plastic injection molding is a critical component of this success. Industries such as automotive, medical devices, and electronics rely on plastic injection molding to produce durable, high-performance parts. Ronningen Research and Development offers top-tier plastic injection molding services throughout Michigan, delivering plastic injection molded parts that meet the most demanding standards of precision, durability, and functionality.
With decades of experience, Ronningen Research and Development ensures that every project, from prototype plastic injection molding to full-scale production, is completed with speed, efficiency, and the highest quality standards. Our advanced injection molding machines and expert team provide the expertise and reliability that Michigan businesses need to remain competitive in today’s fast-paced manufacturing market.
Why Ronningen Research and Development is the Best Choice for Plastic Injection Molding in Michigan

Our Comprehensive Plastic Injection Molding Services in Michigan
Custom Injection Molding Solutions
We specialize in custom injection molding, creating plastic parts that match your exact specifications. Our solutions ensure durability, reliability, and optimal functionality for various applications.
Prototype Injection Molding
Our prototype plastic injection molding services allow you to rapidly create and test your designs before full-scale production, ensuring that your products are market-ready faster.
Injection Mold Tooling
Our injection mold tooling services create precise, durable molds, ensuring the production of plastic injection molded parts with consistent quality and performance.
Over Molding for Strength and Flexibility
Over molding combines multiple materials into a single part, enhancing product strength, flexibility, and functionality for specialized applications.
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.
High-Precision Plastic Injection Molding in Michigan
Ronningen Research & Development delivers state-of-the-art plastic injection molding services across Michigan, catering to industries such as automotive, medical, aerospace, and electronics. From Detroit to Grand Rapids, Ann Arbor, and Lansing, we provide tailored solutions to meet every project’s unique requirements. Our team combines advanced technology with expert craftsmanship to ensure fast production, precision, and durability. Whether you require prototype runs or large-scale manufacturing, Ronningen is your trusted partner for high-quality molded parts in Michigan, delivering reliability and efficiency every time.
Precision Molding in Detroit
Offering top-tier injection molding services in Detroit, MI, delivering high-precision, durable parts for automotive and industrial sectors.
Custom Molding in Grand Rapids
Explore custom plastic injection molding in Grand Rapids, MI, with solutions designed for fast turnaround and exceptional quality.