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Contract Manufacturing Solutions for Transportation

Transportation components demand precision, durability, and tight tolerances — and Hill Plastics delivers on every count. From thermoformed interior panels and enclosures to CNC-trimmed OEM parts, our Lewisville, TX facility serves transportation manufacturers across the U.S. with 45+ years of proven expertise, competitive pricing, and scalable production from prototype through full-volume runs.

Custom thermoformed plastic components for transportation manufacturing

Our Contract Manufacturing Services

Comprehensive plastic manufacturing solutions engineered for the demanding requirements of the transportation industry.

Thermoforming & Vacuum Forming

Custom thermoforming and vacuum forming of plastic components for transportation applications using eight machines up to 5'x9'. Supports ABS, HDPE, PETG, UV-resistant ASA/ABS, and more with low-cost tooling and short lead times.

CNC Trimming & Cutting

Precision CNC trimming and cutting services using two 5'x10' trimming centers. Delivers dimensionally accurate, assembly-ready transportation parts with clean edges, contour cutting, and repeatable production quality.

Plastic Fabrication

Full-service plastic fabrication including precision drilling, heat bending, bonding, fastener installation, and edge finishing — producing custom OEM enclosures, guards, and components to exact drawing specifications.

Mold Making & Tooling

Custom mold and tooling solutions using aluminum, polyurethane, and CNC-milled wood. Supports prototype through production tooling with fast turnaround, design assistance, and cost-effective master pattern development.

Prototyping

Rapid, low-cost prototypes formed from wood or polyurethane tooling, typically completed in just a few weeks. Ideal for design review and functional evaluation before committing to full production tooling.

High Volume Production

Scalable high-volume production using a 4'x7' rotary thermoforming machine with cycle times 2.5x faster than single-station equipment. Quality-controlled for appearance and print specifications at competitive pricing.

Transportation-Ready Solutions

Precision Plastic Parts Built for Transportation Demands

Transportation manufacturers operate under strict weight, durability, and dimensional tolerances — and Hill Plastics is built to meet them. From thermoformed interior panels and radome enclosures to CNC-fabricated OEM components, our Lewisville, TX facility delivers precision parts in any quantity. With SolidWorks-driven design, 20,000+ sq ft of manufacturing space, and materials engineered for UV resistance and impact durability, we partner with transportation OEMs nationwide from first prototype to full production run.

Precision thermoformed plastic parts for transportation OEM manufacturing
Trusted By Industry Leaders

Success Stories

See how Hill Plastics has delivered quality plastic manufacturing solutions for transportation and OEM customers nationwide.

"Great value, family business, personal attention. Over the years, Cody, Brad, and Aubrey have become valued associates in my small enterprise. Willing to tackle design challenges. Get-her-done communications. Outreach to additional sources of expertise. These folks understand the inventive process. Cody for example is a Kickstarter supporter and is familiar..."

Dan Burns
Dan Burns

"Hill Plastics did a great job creating a substitute back window for my RV. I have a portable mini-split air conditioner that I use in extremely hot weather to supplement my RV’s own cooling power. The mini-split has an inside unit that blows the cold air and an outside condenser..."

Stephen Souris
Stephen Souris

"Great value, family business, personal attention. Over the years, Cody, Brad, and Aubrey have become valued associates in my small enterprise. Willing to tackle design challenges. Get-her-done communications. Outreach to additional sources of expertise. These folks understand the inventive process. Cody for example is a Kickstarter supporter and is familiar..."

Dan Burns
Dan Burns

"Hill Plastics did a great job creating a substitute back window for my RV. I have a portable mini-split air conditioner that I use in extremely hot weather to supplement my RV’s own cooling power. The mini-split has an inside unit that blows the cold air and an outside condenser..."

Stephen Souris
Stephen Souris

"Great value, family business, personal attention. Over the years, Cody, Brad, and Aubrey have become valued associates in my small enterprise. Willing to tackle design challenges. Get-her-done communications. Outreach to additional sources of expertise. These folks understand the inventive process. Cody for example is a Kickstarter supporter and is familiar..."

Dan Burns
Dan Burns

"Hill Plastics did a great job creating a substitute back window for my RV. I have a portable mini-split air conditioner that I use in extremely hot weather to supplement my RV’s own cooling power. The mini-split has an inside unit that blows the cold air and an outside condenser..."

Stephen Souris
Stephen Souris
The Hill Plastics Difference

Why Choose Hill Plastics?

Four decades of manufacturing expertise, purpose-built equipment, and a hands-on team make Hill Plastics the trusted contract manufacturer for transportation OEMs.

45 Years of Expertise

Since 1977, Hill Plastics has served transportation and OEM manufacturers with consistently high-quality thermoformed and fabricated plastic parts.

Advanced Capabilities

Eight thermoforming machines, two 5'x10' CNC trimming centers, and a 4'x7' rotary machine ensure capacity for any transportation production volume.

Competitive Pricing

Low-cost wood and polyurethane tooling keeps prototype and production costs manageable for transportation manufacturers across the United States.

End-to-End Support

From design assistance and material selection to finished part fulfillment, Hill Plastics guides transportation clients through every step of the manufacturing process.

Meet the Hill Plastics Team

Experienced engineers and sales professionals ready to support your transportation project.

Brad Hill, Sales & Engineering Team at Hill Plastics

Brad Hill

Sales & Engineering Team

Brad Hill brings deep expertise in plastic thermoforming design and materials engineering to every customer project. As a key member of Hill Plastics' sales and engineering team, Brad specializes in helping clients navigate the complexities of material selection—evaluating cost, impact requirements, durability, tensile strength, chemical resistance, and environmental factors to identify the optimal PS or HIPS grade for each unique application. He works closely with customers from initial concept through prototype approval, offering guidance on tooling design, process optimization, and production planning. Brad's hands-on approach ensures that every thermoformed component is engineered for performance, manufacturability, and cost-effectiveness. His commitment to collaborative problem-solving and technical precision has made him a trusted advisor to OEM manufacturers, aerospace clients, and medical device companies nationwide. With a focus on delivering turnkey solutions that meet exact specifications, Brad exemplifies Hill Plastics' dedication to quality, innovation, and customer success.

Cody Hill, Sales & Engineering Team at Hill Plastics

Cody Hill

Sales & Engineering Team

Cody Hill is a skilled plastics engineer and sales professional with a passion for transforming customer ideas into precision-manufactured reality. As part of Hill Plastics' dedicated sales and engineering team, Cody provides expert consultation on product design, material selection, and tooling strategy for custom thermoforming projects. He leverages advanced CAD tools like SolidWorks to collaborate with clients on design refinements, ensuring optimal part geometry, wall thickness distribution, and draft angles for successful vacuum forming. Cody's technical knowledge spans the full spectrum of PS and HIPS materials, enabling him to recommend the best plastic grade based on application-specific demands such as impact resistance, rigidity, clarity, and cost. From rapid prototyping using low-cost tooling to scaling up for high-volume production runs, Cody guides customers through every phase of the manufacturing process with transparency and attention to detail. His proactive communication style and commitment to delivering on-time, on-budget results have earned him the trust of clients across aerospace, telecommunications, industrial equipment, and medical device sectors.

Frequently Asked Questions

How much do contract manufacturers charge?

Contract manufacturing costs vary based on part complexity, material selection, production volume, and tooling requirements. At Hill Plastics, prototype tooling using low-cost wood or polyurethane is significantly more affordable than aluminum production tooling. High-volume runs benefit from competitive per-part pricing, especially with our rotary thermoforming machine. We recommend requesting a quote with your drawings or specifications for an accurate project estimate.

What is transportation manufacturing?

What plastic materials are suitable for transportation components?

What is the typical lead time for prototype transportation parts?

Can Hill Plastics handle high-volume production orders for transportation parts?

What transportation-specific components can Hill Plastics manufacture?

Does Hill Plastics offer design assistance for new transportation parts?

What quality control processes does Hill Plastics use for production parts?

Still Have Questions About Your Project?

Talk to our engineering team for a free consultation on your transportation manufacturing needs.

Where We Serve

Hill Plastics ships precision plastic components to transportation manufacturers and OEMs across the United States.

Nationwide U.S.

Service Area

20,000+ Sq Ft

Facility Size

Since 1977

In Business

Do We Serve Your Manufacturing Location?

Contact us to discuss shipping and fulfillment options for your transportation project.

Certified & Trusted

Awards and Recognition

Hill Plastics 45 years in business badge

45 Years in Business

Over four decades of proven manufacturing excellence since 1977.

SolidWorks certified design capability badge

SolidWorks Certified Design

Engineering designs produced using industry-standard SolidWorks CAD software.

Quality controlled production certification badge

Quality-Controlled Production

Custom quality control system monitoring every stage of production.

Get a Quote for Your Transportation Manufacturing Project

Share your part drawings, specifications, or project requirements and our engineering team will respond with a detailed, competitive quote tailored to your transportation application.

Contact Us Today

For immediate assistance, feel free to give us a direct call at +1 972-436-9717. You can also send us a quick email at sales@hillplastics.com.