High-Precision Plastic Injection Molding Services in Aurora, CO: Expert Premium Engineering
In the rapidly evolving industrial landscape of the Mountain West, precision is not just a metric—it is a requirement. Aurora, CO, has become a significant hub for aerospace, medical technology, and renewable energy sectors. These high-stakes industries demand plastic components that can withstand extreme environmental variables while maintaining ultra-tight tolerances.
Ronningen Research & Development provides high-end manufacturing depth that goes beyond the capabilities of standard job shops. We serve Aurora, CO from our Michigan facility, delivering decades of engineering expertise to the Colorado Front Range. Our Michigan-based operations utilize scientific molding principles to ensure that every part we produce is a perfect clone of your master design. By serving Aurora, CO with expertise from our Michigan headquarters, we allow local innovators to access tier-one manufacturing horsepower without being restricted by local facility capacity.
Technical Engineering Foundations: Scientific Molding Principles
High-precision injection molding is a complex interplay of polymer science, thermodynamics, and mechanical engineering. For our clients in Aurora, ranging from tech startups in the Buckley Space Force Base vicinity to medical firms near the Anschutz Medical Campus, we implement a process known as “Scientific Molding.”
Unlike traditional molding, which relies on operator intuition, scientific molding uses data-driven protocols to isolate variables. By decoupled molding—separating the fill, pack, and hold stages—we can maintain absolute dimensional stability. This is particularly critical in Colorado’s semi-arid climate, where high altitudes and low humidity can affect material behavior. We specialize in precision complex molding for aerospace and defense, ensuring that materials like PEEK, Ultem, and carbon-filled polymers perform under the most grueling conditions.
Diagnostic Process: Identifying Your Manufacturing Requirements
Before we cut steel for a new mold, our Michigan-based engineering team performs a deep-dive diagnostic to ensure your project is optimized for success. We serve the Aurora area by acting as a remote engineering partner, identifying potential failures before they become expensive physical defects.
1. Design for Manufacturability (DFM) Analysis
We review your CAD files to identify potential plastic part warping solutions and sink mark risks. We analyze:
Wall Thickness Uniformity: Ensuring even cooling to prevent internal stress.
Gate Placement: Optimizing the flow of molten resin to eliminate weld lines.
Draft Angles: Facilitating clean part ejection without surface scarring.
2. Environmental Material Matching
Colorado’s UV intensity and temperature swings require specific resin formulations. We help Aurora manufacturers by choosing plastic material for specific climates, selecting polymers that won’t become brittle or yellow over time.
3. Tooling Strategy
Depending on your production volume, we determine the most cost-effective tooling path.
Aluminum Bridge Tooling: Ideal for rapid plastic prototyping.
Hardened Steel Molds: Necessary for multi-million unit runs and high-tolerance repeatability.
Cost Transparency: Factors Influencing Your Investment
We believe in being upfront about manufacturing costs. While exact pricing requires a close review of your CAD files, several key factors shape the final quote for Aurora projects supported from our Michigan facility, including tooling complexity, material selection, mold cavitation, secondary operations, and tolerance requirements. More complex tooling and premium resins raise upfront costs, while higher cavitation and smart design choices can significantly reduce the per-part price at scale. Added services like assembly or ultrasonic welding and tighter tolerances increase effort and inspection time, which also affects cost. To deliver the best overall value for manufacturers in the Aurora industrial corridor, our focus is on reducing cycle time in injection molding, since faster, more stable runs directly lower unit costs over the life of the program.
Guarantees of Trust and Premium Quality
Ronningen Research & Development has built its reputation on the pillars of Expertise, Authoritativeness, and Trustworthiness. When we serve Aurora, CO from our Michigan facility, we back our work with professional accountability.
Lifetime Tooling Warranty: When we build and maintain your mold in our Michigan facility, we guarantee its performance for the life of the project. If the tool wears down, we repair or replace it at no cost to you.
Full Lot Traceability: For our medical and aerospace clients, we provide comprehensive material certifications and inspection reports for every batch shipped to Colorado.
Closed-Loop Quality Control: Our Michigan-based operations utilize automated vision systems and CMM (Coordinate Measuring Machine) verification to ensure part number one is identical to part number one million.
Fully Licensed and Insured: We operate a professional manufacturing headquarters that adheres to strict safety and regulatory standards, ensuring your intellectual property and production schedule are fully protected.
Our Active Certifications


Our ISO 9001 certified quality management system is registered and certified by NSF International Strategic Registrations and based on a number of quality management principles including:
- A strong customer focus
- Support of top management
- Adherence to a process approach
- Continual improvement
Under the scope of our registration are the following services:
- Prototype plastic injection tooling for molded parts
- Engineering evaluation samples
- Pilot and production plastic components
Our accreditation from NSF provides assurance to our customers that our certified components and products comply with the technical requirements of ISO 9001.
QMMY2.E116158 Fabricated Parts – Component
Underwriters Laboratories is an independent product safety testing and certification organization working for public safety since 1894. Since its founding, U/L has held the reputation as the undisputed leader in product safety and certification, giving consumers peace of mind about the products they use.
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.
Frequently Asked Questions
How does a Michigan facility effectively serve Aurora, CO?
Distance is a non-factor in modern high-precision molding. We utilize digital collaboration for DFM and design approvals, and our national logistics partnerships ensure that parts arrive at your Aurora facility exactly when needed. Often, our high-volume Michigan facility can deliver parts faster than local generalist shops.
Can you handle insert molding for electronics?
Yes. We specialize in over-molding and insert molding, which are essential for the ruggedized electronics used by defense contractors throughout Arapahoe and Adams counties.
How do you handle part warping in high altitudes?
We account for Colorado’s atmospheric conditions during the cooling phase of the injection cycle. By controlling the internal temperature gradients within the mold, we eliminate the stresses that cause warping after the part leaves our Michigan headquarters.
Do you provide assembly services?
Absolutely. We offer full assembly and sub-assembly services, allowing you to receive a finished component ready for final integration.
Partner with the Midwest's Premier Molding Experts
Don't let local capacity limits stifle your innovation. Aurora's high-tech industries deserve a manufacturing partner that treats every project as a high-stakes engineering challenge. Ronningen Research & Development provides the technical depth and manufacturing horsepower you need to stay competitive in a global market. Serving Aurora, CO with expertise from our Michigan headquarters, we are ready to take your project from a CAD concept to a mass-produced reality. Contact us today to speak with an engineer and see why manufacturers across the country trust the Ronningen name.
