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Capabilities

CNC MachiningHigh-precision machining for complex parts › 3D PrintingSLA, SLS & metal additive manufacturing › Vacuum CastingSilicone tooling for small-batch production › Sheet Metal FabricationLaser cutting, bending & assemblies › Injection MoldingPrototype tooling and molded parts › Rapid ToolingBridge tooling for pre-production › Die CastingAluminum, zinc & magnesium castings › Metal StampingPrecision stamped parts & dies › Surface FinishingAnodizing, coating, plating & blasting ›

CNC Machining

CNC Milling3-axis & 4-axis milling services› 5-Axis CNC MachiningSimultaneous 5-axis machining for complex parts› CNC TurningPrecision turning for cylindrical components›
Stereolithography (SLA)High-resolution resin printing for smooth prototypes› Multi Jet Fusion (MJF)Functional nylon parts and low-volume builds› Selective Laser Sintering (SLS)Durable polymer parts without support structures› Direct Metal Laser Sintering (DMLS)Complex metal additive manufacturing›
Silicone Mold MakingSilicone molds for repeatable short-run parts› Urethane CastingProduction-like polyurethane prototype parts› Vacuum Casting PrototypesAccurate low-volume parts for validation›
CNC machining part under spindle

Featured Capability

Precision CNC Machining for complex custom parts

From rapid prototypes to low-volume production, we deliver tight-tolerance parts with exceptional surface finish and on-time delivery.

Explore CNC Machining ›
±0.002 mmTight Tolerances 100+ MaterialsMachinable 3-5 Day Lead TimeTypical ISO 9001:2015Certified

Industries

AutomotiveDefault industry page ›
Automotive Precision parts for engines, housings and brackets. › Aerospace High-tolerance components for aircraft and systems. › Automation Reliable components for robotics and automation systems. › Medical Precision parts for medical devices and equipment. › Energy Durable components for power and energy applications. › Semiconductor Precision parts for semiconductor manufacturing. › Office Equipment Functional parts for printers, copiers and office systems. › Electronic Appliances Quality parts for consumer electronics and appliances. ›
Precision machined component

Featured Industry

Manufacturing solutions for demanding industries

From rapid prototypes to low-volume production, GD ProtoWorks supports engineering teams across multiple sectors with precision, consistency and on-time delivery.

Explore Automotive ›
Complex PartsWe machine intricate geometries with tight tolerances. Global DeliveryReliable worldwide shipping and logistics support. Engineering SupportCollaborative DFM and technical assistance. Prototype to Low VolumeScalable solutions from prototypes to production.

High-Performance Materials for Precision Parts

We machine a wide range of metals and engineering plastics to meet the most demanding performance and quality requirements.

Material samples for CNC machining Material Selection Guide Download PDF

Browse by Material

AluminumExcellent machinability, lightweight, and corrosion resistant. Ideal for aerospace, automotive, and electronics.› Stainless SteelHigh strength, corrosion resistance, and durability for demanding applications.› SteelHigh strength and toughness. Suitable for structural and mechanical components.› TitaniumHigh strength-to-weight ratio and excellent corrosion resistance for critical applications.› CopperExcellent electrical and thermal conductivity, ideal for electrical and heat transfer parts.› BrassGood machinability, corrosion resistance, and attractive appearance.› BronzeGood wear and corrosion resistance. Ideal for bushings, bearings, and industrial components.› ZincGood corrosion resistance and die-castability for custom parts.› IronHigh strength and wear resistance for heavy-duty applications.› MagnesiumLightweight with good strength-to-weight ratio and machinability.›
All Material Categories Hardware MaterialsAluminum, stainless steel, steel, titanium, copper, brass, bronze, zinc, iron, and magnesium.› Commonly Used Plastic MaterialsEngineering plastics for machined components, prototypes, and functional parts.› Special Plastic MaterialsSpecialty plastics reserved for future detail pages and material-specific content.›

Need Help Choosing?

Our engineering team can recommend the right material for your project.

Contact Our Engineers → CNC machining support

Resources to Support Your Engineering Decisions

Practical guides, expert insights, and real-world cases to help you build better products.

CNC machining resource library
Manufacturing Guides Step-by-step guides on processes, materials, and best practices. Materials Selection Guide Learn how to choose the right material for your application. Surface Finishing Guide Overview of finishing options, processes, and applications. Case Studies Real-world projects and solutions delivered for clients. Blog Latest industry insights, technology updates, and engineering articles. FAQs Common questions about quotes, files, lead times, and manufacturing support. Downloads Catalogs, datasheets, certifications, and technical documents. Videos Watch our manufacturing processes, capabilities, and company overview.

Can’t find what you need?Our engineering team is here to help.

Contact Our Engineers →

Terms of Use

Website terms for using GD ProtoWorks information and services.

These terms explain how visitors may use the GD ProtoWorks website, content, forms, and downloadable resources.

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Website use Quotes and project review Website content Downloads Limitations

Last updated: August 26, 2026

Website use

You may use this website to learn about GD ProtoWorks services, request quotes, contact our team, and access manufacturing resources. You may not misuse the website, attempt unauthorized access, interfere with its operation, or submit unlawful content.

Quotes and project review

Information submitted through forms is used for preliminary review. Quotations, lead times, tolerances, material availability, and production feasibility are not final until confirmed in writing by GD ProtoWorks.

Website content

Website content is provided for general manufacturing information. It should not be treated as a final engineering specification. Customers remain responsible for validating design requirements, compliance obligations, and intended use conditions.

Downloads and resources

Downloadable resources are provided for convenience. Unless expressly agreed otherwise, they may not be redistributed, resold, or presented as GD ProtoWorks-approved specifications for third-party projects.

Limitations

The website is provided on an “as available” basis. To the maximum extent permitted by applicable law, GD ProtoWorks is not liable for losses arising from website downtime, incomplete information, or reliance on unconfirmed technical content.

Changes to these terms

We may update these terms as our website, services, and operating practices evolve. Continued use of the website means you accept the updated terms.

GD ProtoWorks

Precision CNC machining, rapid prototyping, and low-volume production for complex custom parts.

+86 189 2943 2991 project@gd-prototyping.com Chang’an, Dongguan, Guangdong, China

Capabilities

CNC Machining 3D Printing Vacuum Casting Sheet Metal Fabrication Injection Molding Rapid Tooling Die Casting Metal Stamping Surface Finishing

Industries

Automotive Aerospace Automation Medical Energy Semiconductor Office Equipment Electronic Appliances

Materials

Aluminum Stainless Steel Steel Titanium Copper Brass Bronze Zinc Magnesium Iron

Company

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