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DMLS 3D Printing Services for Durable, Industry-Grade Components

Yicen Precision delivers advanced DMLS 3D printing services for mission-critical metal components requiring exceptional accuracy, density, and durability. From aerospace brackets to medical-grade implants, our custom DMLS 3D printing process ensures flawless detail, superior mechanical strength, and reliable performance for both prototypes and end-use production. Every layer, every feature, engineered with precision and built to withstand demanding real-world conditions.

3D Scanning Process
Laser Metal Printing, Direct Metal Laser Sintering

Direct Metal Laser Sintering Services for Complex, High-Performance Parts

Our Direct Metal Laser Sintering services use a high-powered laser to fuse metal powder into fully dense, intricately detailed components. Ideal for lightweight structures, internal channels, and fine-tolerance designs, this technology delivers exceptional mechanical properties and dimensional stability. Each part benefits from advanced powder bed fusion metal printing, ensuring consistency across every build.

Direct Metal Laser Sintering (DMLS) Tolerances

Parameter Specification
Build Size 10″ x 10″ x 10″ (250 x 250 x 250 mm)
General Tolerances 0.005” +/- for the first inch is typical, plus 0.002” +/- for every inch thereafter
Layer Height .0012” – .0016″ depending on material
Surface Roughness 150-400 µin Ra, depending on build orientation and material used for the build
Infill 100%

Industrial DMLS Printing for Functional Prototypes and End-Use Metal Parts

With our industrial DMLS printing capabilities, we manufacture strong, highly precise metal components for aerospace, medical, and engineering applications. Using stainless steel, titanium, aluminum, and cobalt chrome, our builds maintain excellent surface integrity, fatigue resistance, and repeatable tolerances. Engineered for demanding applications, these components support DMLS production parts with long-term durability.

Metal Turbine Printing

Materials for DMLS

Engineers and leading manufacturers trust Yicen Precision for fast iterations and durable, high-performance parts. Whether for prototyping or full-scale production, our extensive material selection ensures precision, strength, and reliability for any CNC machining project.

3D Printed Aluminum AlSi10Mg
3D Printed Stainless Steel 17-4
3D Printed Stainless Steel 316/L

Surface Finishing for DMLS

We offer standard and custom finishing options to ensure your parts meet exact specifications.

Deburring
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Removes sharp edges and burrs created during cutting to improve safety and provide a clean, finished look.

Bead Blasting
cnc aluminum anodizing

 Uses high-pressure blasting with fine media to create a smooth, matte surface. Ideal for achieving a uniform finish and removing minor imperfections.

Chemical Cleaning (Pickling)
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Removes oxidation, scale, and surface contaminants to restore and prepare metal surfaces after cutting.

Brushing
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 Applies a uniform, subtle texture using abrasive brushes for an attractive and tactile surface.

Polishing
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Mechanically smooths surfaces to achieve a high-gloss, reflective finish—ideal for decorative or consumer-facing parts.

Tumbling
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Smooths and rounds edges of small parts by vibrating them with abrasive media, improving finish and handling safety.

Powder Coating
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Applies a durable, protective coating that improves corrosion resistance and allows for various color options. Perfect for functional and aesthetic applications.

Anodizing
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 Adds a corrosion-resistant oxide layer to aluminum parts and enables a range of color options for both protection and aesthetics.

DMLS 3D Printing Services for High-Strength Metal Components

Experience the power of industrial DMLS 3D printing services, where advanced metal laser sintering meets uncompromising precision. From lightweight prototypes to production-grade components, our custom DMLS metal 3D printing delivers dense, high-accuracy metal parts built for aerospace, medical, and engineering performance. 

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Transform Concepts into Precision Parts

We specialize in converting your ideas into high-quality, functional components with unparalleled speed and accuracy. With advanced technology and expert craftsmanship, we create parts that meet the most complex specifications.

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Custom DMLS 3D Printing – Complete Process, Workflow & Advantages

Direct Metal Laser Sintering is one of the most advanced metal additive manufacturing methods, allowing engineers to produce dense, functional metal parts directly from CAD models. Below is a full technical breakdown with long-tail buyer keywords integrated naturally.

What Is Direct Metal Laser Sintering (DMLS)?

DMLS uses a focused laser to selectively fuse ultra-fine metal powder into precise, high-performance components. This technology supports internal lattice structures, undercuts, and organic shapes impossible with machining—making it ideal for rapid DMLS metal prototyping, DMLS 3D printing for aerospace, and medical-grade production.

Step-by-Step DMLS Process

1. Design & Preparation

Engineers begin with a CAD model optimized for additive manufacturing, including lightweighting strategies and support considerations. Alloys—such as stainless steel, titanium, aluminum, or cobalt chrome—are selected based on performance needs. The file is sliced and positioned for thermal stability.

2. Build Setup & Powder Loading

The sliced model is arranged on the build plate, and the machine atmosphere is set (argon or nitrogen). High-quality metal powder with controlled particle size (15–45 µm) is loaded to ensure strong layer fusion—essential for high-accuracy DMLS metal parts.

3. Layer Spreading & Deposition

A recoater spreads ultra-thin powder layers (20–60 microns). Smooth deposition is critical for dimensional accuracy and material density.

4. Laser Fusion

A precision laser selectively melts each layer according to the sliced paths, forming metallurgical bonds. Energy density and scanning strategies ensure >99% density and exceptional mechanical properties, ideal for titanium DMLS printing and other demanding metals.

5. Cooling & Powder Recovery

Once printing finishes, the build cools in a controlled environment to avoid warping. Excess powder is removed, sieved, and recycled with strict quality standards.

6. Post-Processing

Supports are removed via machining, grinding, or EDM. Depending on requirements, heat treatments (stress relief, HIP), machining, polishing, and coatings are applied. These steps ensure the precision and durability expected from high-precision metal laser sintering.

Advantages of Using DMLS in Manufacturing

Unmatched Design Flexibility

With no tooling restrictions, DMLS enables internal channels, lattice structures, and organic geometry—reducing part weight by up to 60%.

High-Strength Functional Metal Parts

DMLS achieves densities comparable to wrought metals, making it perfect for mission-critical applications such as DMLS 3D printing for medical and aerospace components.

Faster Turnaround & Rapid Prototyping

Complex metal prototypes that once took weeks can now be delivered in days.

Sustainability & Material Efficiency

Up to 90% of unused metal powder is reclaimed and reused, reducing waste and material costs.

Component Consolidation

Multiple machined or assembled parts can be consolidated into a single DMLS component, reducing failure points and simplifying production.

Yicen Machining Solutions

Whether you’re creating a small batch of custom parts or scaling up for high-volume production, Yicen machining services offer the flexibility you need.
Waterjet cutting
Rapid Prototyping

CNC rapid prototype machining is perfect for creating engineering or production prototypes that closely resemble the final product in both appearance and functionality. At Yicen, we offer instant quotes and fast delivery, providing you with precise, high-quality CNC machined prototypes for your needs.

Waterjet cutting
Low Volume Manufacturing

Low volume CNC machining often acts as a bridge between prototyping and mass production for new and emerging production. With Yicen, this process becomes easier, more efficient, and cost-effective, allowing you to scale production quickly while maintaining high-quality standards.

Waterjet cutting
End-use Production

CNC production machining is the best solution for producing a thousand parts or more efficiently. Leveraging a diverse selection of materials and automation and multi-axis capabilities, Yicen delivers high-volume production with tight tolerances, superior dimensional accuracy, high reliability and fast turnaround times.

Insights & Articles

Explore Machining services blog for expert insights on CNC machining, industry trends, manufacturing tips, and technology updates—designed to keep you informed, inspired, and ahead in precision engineering.

Frequently Asked Questions

Direct Metal Laser Sintering (DMLS)

  • How can I get started with DMLS at Yicen Precision?

    To get started with DMLS at Yicen Precision, simply submit your design files (preferably in STL or STEP format), along with your material preferences and project requirements. Our team will review your design, recommend the best material for your application, and provide you with a detailed quote and estimated lead time. We’ll guide you through every step of the process to ensure the best results for your project.
     

  • What file formats do you accept for DMLS?

    For DMLS printing, we primarily accept STL and STEP files. These formats are widely used for 3D printing and CAD designs and are compatible with our DMLS systems. If your design file is in a different format, our team can assist with converting it to the appropriate format for production.
     

  • What is the maximum size of parts that can be produced with DMLS?

    The maximum size of parts produced with DMLS at Yicen Precision depends on the build volume of the DMLS machine. Our machines can accommodate parts up to 300 x 300 x 400 mm in size. For larger components, we can often print parts in sections and then assemble them, allowing for even larger, complex designs.
     

  • How long does it take to produce a part using DMLS?

    The time to produce a part using DMLS depends on the size, complexity, and material selected. Smaller, simpler parts can typically be produced within a few days, while larger or more intricate parts may take longer. At Yicen Precision, we offer fast turnaround times for DMLS parts, and our team will provide you with an accurate lead time estimate once we review your design.
     

  • What are the advantages of DMLS over other 3D metal printing methods?

    DMLS offers several key advantages, including the ability to create fully dense metal parts with excellent mechanical properties. Unlike other 3D metal printing methods like Electron Beam Melting (EBM), DMLS can print a wider range of metal alloys and offers finer resolution. DMLS also produces parts that are stronger and more durable, making it ideal for end-use applications, not just prototypes.
     

  • What types of parts are best suited for DMLS?

    DMLS is best suited for producing parts that require strength, durability, and the ability to withstand extreme conditions. Common applications include aerospace components, automotive parts, medical implants, and tooling. DMLS is ideal for parts with complex internal structures, thin walls, or intricate features, which are often challenging to produce with traditional manufacturing methods.
     

  • What is the precision and accuracy of DMLS parts at Yicen Precision?

    DMLS at Yicen Precision can achieve high precision and fine detail with tolerances as tight as ±0.1 mm. The technology is ideal for producing parts that require high accuracy and mechanical strength. Our advanced DMLS machines and expert team ensure that each part meets the required specifications for functionality and performance, making it suitable for industries where tight tolerances are critical.
     

  • What industries benefit from DMLS technology?

    DMLS is widely used in industries such as aerospace, automotive, medical devices, and tooling. It is particularly beneficial for producing high-performance parts that require intricate designs and strong mechanical properties. DMLS allows manufacturers to create lightweight yet durable components, which is essential for industries that rely on complex geometries and high precision, such as aerospace and healthcare.
     

  • How does DMLS compare to traditional metal manufacturing methods?

    DMLS offers significant advantages over traditional metal manufacturing methods, such as casting and machining. It allows for the creation of parts with complex geometries that would be difficult or impossible to produce using conventional methods. Additionally, DMLS reduces material waste since it uses only the required amount of powder for each part. It also offers faster lead times for prototypes and small production runs compared to traditional manufacturing processes.
     

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