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Automotive Prototyping Services

We provide precision automotive prototyping and engineered components, enabling rigorous design validation for advanced, next-gen mobility systems.

  • Tight-tolerance components via CNC and industrial 3D printing.
  • Optimized physical models for wind tunnel and airflow testing.
  • Expert assembly of intricate powertrain and electronic sub-systems.
  • Specialized alloys and polymers meeting strict automotive standards.
  • Stress-tested frames built for impact and fatigue analysis.
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Tail lighting Prototype
introduction

Automotive Prototype Services

Custom Auto Parts

DEK provides world-leading automotive prototyping and custom parts, using advanced CNC machining, casting, tooling, and 3D printing to ensure cost-effective quality.

With access to over 50 certified materials and professional experienced technical support, DEK excels in automotive prototyping, while also providing high precision (tolerances up to +/-0.005mm) customized automotive parts for your project with consistent quality and fast delivery.

Our goal is to exceed our customers' expectations and help you succeed in the marketplace. DEK has no minimum order quantity and can save you an average of 40% cost by recommending the right process for your project. In addition to surface finishes options, we can also provide expedited service to meet urgent customer needs. Our strict adherence to ISO 9001 standards ensures that automotive prototypes and parts meet design requirements for size, performance and durability.

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Auto Engine Part

Process
CNC Machining
Material
Stainless Steel
Finish
Polishing
Quantity
6
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Auto Engine Part

Process
CNC Machining
Material
Aluminum
Finish
Polishing
Quantity
8
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Car Bumper

Process
Vacuum Casting
Material
ABS
Finish
As Machined
Quantity
10
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Auto Lamp Len

Process
Rapid Tooling
Material
Acrylic
Finish
As Machined
Quantity
8
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Car Headlight Reflector

Process
CNC Machining
Material
Aluminum
Finish
Electroplating
Quantity
10
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Structural Part

Process
CNC Machining
Material
Titanium
Finish
Electroplating
Quantity
6
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Auto Starter Part

Process
Die Casting
Material
Steel
Finish
As Machined
Quantity
20
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Car Body Part

Process
Sheet Metal Fab
Material
HSS
Finish
Zinc Plating
Quantity
20
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Capabilities

Automotive Prototyping Capabilities

Whether you need a plastic or metal prototype, an appearance or a functional prototype, or custom automotive parts, our engineering team will evaluate the best production process based on the drawings to meet your needs.

CNC Machining
Vacuum Casting
Rapid Tooling
Sheet Metal Fabrication
3D Printing
CNC Machining

DEK has state-of-the-art CNC machining centers with 3-axis, 4-axis, 5-axis for a wide range of metals and plastics, including aluminum, titanium, stainless steel, ABS, acrylic, nylon, and other product-grade materials.

Our engineering and production teams have the experience and design flexibility in automotive prototyping and component production to quickly produce physical prototypes of complex geometries and shorten development cycles. We can provide you with cost-effective quotes based on market prices and quickly deliver high-quality parts.

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CNC Machining Automotive
Vacuum Casting

DEK specializes in exterior prototype parts for automobiles made using vacuum casting methods, such as light housings and bumpers, as well as functional parts with complex internal structures.

We offer more than 50 types of certified materials and the flexibility to produce the automotive prototypes or parts you need to ensure that the end-use parts meet your project requirements. With our advanced equipment and proven vacuum casting technology, we can quickly manufacture complex-shaped parts.

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AutoMotive Parts
Rapid Tooling

When multiple identical plastic prototypes need to be built, our rapid tooling services are your best solution. We use aluminum molds and silicone molds for manufacturing.

Using a combination of rapid tooling and injection molding manufacturing methods, DEK is able to create hundreds of custom automotive parts, including bumpers, reflectors, light guides, bezels, exterior lenses, and other components for our customers in a much shorter period of time.

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Rapid Tooling for automotive parts
Sheet Metal Fabrication

DEK provides high-quality, reliable sheet metal fabrication for precise dimensions. Our proven processes deliver cost-effective, durable prototypes and custom parts with superior structural stability.

We use lightweight materials like aluminum, HSS, and magnesium to enhance vehicle performance and energy efficiency. Our secondary services include painting, galvanizing, and polishing to improve component durability and aesthetics. Leveraging efficient technology, we ensure high-volume production with consistent quality across every part.

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Sheet Metal Fabrication for auto parts
3D Printing

DEK's 3D printing services can help you quickly turn your automotive prototyping ideas into reality, shorten the development cycle, and help designers and engineers iterate and test quickly and make timely adjustments.

We can provide over 50 certified materials to meet different customer needs. We can realize complex geometries, reduce design constraints, and customize the automotive components you need. We simplify the production process with flexible manufacturing that is cost-effective in automotive prototyping and low-volume part production.

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3D Printing for auto part

Materials

Automotive Prototype Material Options

We offer a range of materials for automotive prototyping and parts, including metal and plastic. Choose the right material to match your project needs and achieve quick, accurate results.

Aluminum

DEK machines custom automotive parts and prototypes using aluminum alloys AL6061, AL5052, AL7075, AL5083, and AL2024.

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Brass

Brass is a low-friction, corrosion-resistant alloy that DEK precision-machines to prototype critical automotive components.

Copper

DEK utilizes copper’s high conductivity to prototype essential automotive components like busbars and heat exchangers.

Steel

DEK machines durable custom automotive parts and prototypes using alloy steel, mild steel, and stainless steel.

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Titanium

We machine high-precision automotive prototypes and custom parts using Grade 1, Grade 2, and Grade 5 titanium.

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Nylon (PA)

We machine durable automotive prototypes and custom parts using nylon to leverage its strength and abrasion resistance.

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Acrylic (PMMA)

DEK machines lightweight, shatter-resistant automotive lighting components and clear parts using Acrylic (PMMA).

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Silicone

Precision automotive prototypes are fabricated from silicone to produce heat-resistant seals, cover assemblies, etc.

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Process

Our Manufacturing Process

Automotive prototyping occurs throughout the entire phase of the automotive design and development cycle, including conceptual design, visualization of CAD digital models, testing and validation, feedback and improvement, and even validation for manufacturing and volume production.

Why Choose Our Services

One-stop production of high-quality prototypes saves you time and money.

Engineering Capabilities

Our expert engineers leverage extensive automotive experience to deliver world-class prototypes, transforming your concept into reality for global manufacturing success.
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Rapid Production

DEK’s versatile, cost-effective manufacturing and rapid iteration accelerate product development for any order scale, from single parts to full-scale production.
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Surface Finishes

DEK provides over 50 high-quality surface finishes, including anodizing and painting, to enhance your automotive parts' aesthetics and durability.
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Quality Control

We ensure industry-leading precision by inspecting automotive parts via high-tech instruments according to strict ISO 2859-1:1999 quality standards.
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Precision Assembly

DEK’s specialized assembly services ensure precision, perfect component matching, and rigorous quality control to guarantee the safety and performance of every vehicle.
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Packaging and Transportation

We provide secure, customized packaging and cost-effective global shipping to ensure your automotive parts arrive quickly and in perfect condition.
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Our Ordering Process

Different from the Internet quote platforms, we produce and complete all the details of your parts in our own factory. Each step is professional and reliable, ensuring you can rest assured.
1
Send RFQ

Send RFQ with 2D/3D drawings and detailed requirements via Email or online form.

2
Review & Quote

Our Engineer team will review every drawing carefully and provide an accurate quote within 6 hours.

3
Confirm Order

Confirm the quote, details and delivery schedule, then sign the contract.

4
Production

Arrange production process, start programming and machining.

5
Quality Control

Strict quality control during production and final inspection.

6
Packaging & Shipping

Pack the parts, attach part identification labels, and start shipping.

Send RFQ 222
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Review & Quote
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Production
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Delivery
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FAQ

Automotive Prototyping Service Buying FAQs

Yes. We work with 6061/7075 Aluminum, Magnesium, High-Strength Steels, and specialized plastics like glass-filled Nylon or PEEK. We provide full Material Test Reports (MTRs) to ensure the prototype performs like the final part.
Absolutely. Our simultaneous 5-axis CNC capabilities allow us to machine complex geometries—such as cylinder heads, turbocharger impellers, and intricate suspension components—in a single setup for maximum accuracy.
Our engineers review your designs to ensure the prototype is not just functional, but scalable. We identify features that may be difficult to cast or injection mold later, saving you months of re-design time.
For high-precision automotive components like ADAS sensor housings or powertrain parts, we hold tolerances as tight as ±0.005mm.
Yes. We offer a full suite of finishes including Type II/III Anodizing, Passivation, Powder Coating, and Heat Treating to meet specific automotive environmental and durability standards.
Security is paramount. We operate under strict NDAs, utilize secure data transfer protocols, and can silo your project in a restricted area of our facility to prevent unauthorized "eyes-on" access.
While full PPAP is usually for production, we provide Level 1–3 PPAP support for prototypes and "First Article" reports generated via CMM to verify every critical dimension before shipping.
We bridge the gap between prototype and mass production. We can handle small batches of 50 to 500 units while your permanent tooling is being fabricated.
We offer rapid response machining for automotive R&D. We can deliver complex CNC components in 3 to 7 days, depending on geometry and material availability.
We provide full mechanical integration. We can press-fit bearings, install Helicoils/Keenserts, or over-mold metal inserts into plastic prototypes, delivering a component that is ready for immediate installation on a test mule.

Get An Accurate Quote For Your Next Projects

No matter your project is complicated or simple, no matter is metal or plastic, you will get an accurate quotation within 6 hours.

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TECHNOLOGY OVERVIEW

Knowledge of Automotive Prototyping

What is Automotive Prototyping?

Automotive prototyping entails creating the first sample (prototype) of a vehicle, part, component, or tool. Prototyping is one of the most vital steps between the initial sketch or design and the final product.

With the help of prototyping, manufacturers can check the functionality of a component, the proper materials, visualize its structure, check for errors, and, most importantly – test its safety.

If you want to know more about automotive prototyping, you can read the ultimate guide to automotive prototyping here.

Advantages of Automotive Prototyping

Reduced Risk: Automotive prototypes reduce the risk of mass production by identifying design and functional defects as early as possible.

Cost Savings: Solving problems during the prototyping phase ensures a cost-effective manufacturing process.

Improve Quality: Through iterative testing and refinement, prototyping ensures that the final product is aesthetically pleasing and functional.

Enhanced Communication: Prototyping promotes better understanding and coordination among team members and stakeholders.

Applications of Automotive Prototyping

Lighting Systems: Optical prototyping is used to test and evaluate the shape, optical clarity, heat dissipation, and weather resistance of headlights, taillights, fog lights, and lamp housings.

Interior Systems: Prototyping was used to evaluate button layout, tactility, display placement and visibility to ensure easy and safe access for the driver.

Body Systems: Body panel prototypes are used to test the aerodynamic performance, structural strength and visual appearance of vehicles.

Power System: Engine prototypes test the fit of various components, the efficiency of the cooling system, and vibration and noise levels.

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