Electron Beam Melting Materials : How to Choose?


Imagine shaping complex metal parts layer by layer, with unparalleled precision and strength. This isn’t science fiction, but the reality of Tavení elektronovým paprskem (EBM), a revolutionary 3D printing technology that’s transforming various industries. But what fuels this process? The answer lies in the heart of EBM materials, a diverse range of metal powders specifically engineered to unlock the full potential of this technology.

Delving deeper into the world of EBM materials, we’ll explore their unique properties, delve into their diverse applications, and unveil the key considerations when selecting the perfect material for your project. Buckle up, as we embark on a journey into the fascinating world of these powerful building blocks!

Kovové prášky pro 3D tisk

EBM Materials: A Spectrum of Possibilities

EBM materials encompass a wide array of metallic powders, each boasting distinct characteristics and functionalities. Understanding these individual strengths is crucial for unlocking the full potential of EBM technology. Here’s a glimpse into some of the most prominent EBM materials:

MateriálSloženíKlíčové vlastnostiAplikace
titan (Ti)Pure titanium or various alloys with elements like aluminum, vanadium, or oxygenHigh strength-to-weight ratio, excellent biocompatibility, corrosion resistanceLetecké komponenty, biomedicínské implantáty, zubní protetika
kobalt-chrom (CoCr)Cobalt and chromium alloy, often with molybdenum or tungstenExceptional wear resistance, high strength, biocompatibilityBiomedical implants, dental prosthetics, cutting tools
Slitiny nikluVaried compositions, including Inconel and Hastelloy, with elements like nickel, chromium, molybdenum, and ironHigh-temperature resistance, excellent corrosion resistance, superior strengthTurbine blades, heat exchangers, chemical processing equipment
Nerezová ocelVarious compositions, primarily iron, chromium, and nickel, with additional elements like molybdenum or nitrogenCorrosion resistance, good mechanical properties, affordabilityMedical instruments, aerospace components, automotive parts
měď (Cu)Pure copper or copper-based alloysExcellent thermal and electrical conductivity, high ductilityHeat sinks, electrical components, thermal management applications
Nástrojová ocelDiverse compositions, often containing elements like chromium, vanadium, tungsten, and molybdenumHigh hardness, wear resistance, excellent dimensional stabilityCutting tools, molds and dies, wear-resistant components
Inconel 625Nickel-chromium-based superalloy with molybdenum and niobiumOutstanding high-temperature strength, oxidation resistance, creep resistanceLopatky turbín, součásti raketových motorů, výměníky tepla
Hastelloy C-276Nickel-chromium-molybdenum alloy with tungsten and ironExceptional corrosion resistance to a wide range of chemicals, high strengthChemical processing equipment, pumps, valves, heat exchangers
MP1 (Maraging Steel)Nickel-steel alloy with low carbon content and high molybdenumHigh strength-to-weight ratio, excellent toughness and dimensional stability, good corrosion resistanceAerospace components, defense applications, high-performance racing parts
tantal (Ta)Pure tantalum or tantalum alloys with elements like tungstenHigh melting point, excellent biocompatibility, corrosion resistanceBiomedical implants, capacitors, crucibles for high-temperature applications

It’s important to note that this is just a snapshot of the vast array of EBM materials available. New and innovative materials are constantly being developed, pushing the boundaries of what’s possible with this technology.

Applications of EBM Materials

The unique properties of EBM materials unlock a spectrum of possibilities across various industries. Here’s a glimpse into some of the exciting applications:

PrůmyslAplikaceBenefits of EBM
AerospaceTurbine blades, landing gear components, lightweight structural partsHigh strength-to-weight ratio, complex geometries, design freedom
BiomedicínaHip and knee implants, dental prosthetics, surgical instrumentsBiocompatible materials, excellent fatigue strength, porosity for bone ingrowth
Automobilový průmyslHigh-performance engine components, lightweight car partsLighter weight for improved fuel efficiency, complex geometries for enhanced performance
EnergieHeat exchangers, turbine blades, components for nuclear reactorsHigh-temperature resistance, corrosion resistance, specific properties for demanding environments
ObranaWeapon components, armor parts, custom toolsHigh strength, lightweight materials, ability to create complex shapes

EBM technology allows for the creation of highly complex geometries that were previously impossible with traditional manufacturing techniques.

Specifications, Suppliers, and Costs of EBM Materials

Understanding the technical specifications, suppliers, and pricing of EBM materials is crucial for making informed decisions in your projects. Let’s delve deeper into these aspects:


EBM materials come in various particle sizes, grades, and standards. These factors significantly impact the final properties of the printed parts. Here’s a breakdown:

Velikost částicThe average diameter of individual powder particlesAffects surface finish, density, and mechanical properties of the printed parts. Finer particles generally lead to smoother surfaces, higher density, but may be more challenging to process.
TřídaRefers to the purity and chemical composition of the powderDirectly influences the final properties of the printed part, such as mechanical strength, corrosion resistance, and biocompatibility.
NormySet by organizations like ASTM International, these define the specific requirements for EBM materials regarding composition, particle size distribution, and other parameters.Ensures consistency and quality of the material, allowing comparison between different suppliers and contributing to achieving desired part properties.

Here’s a table outlining specific examples of EBM materials with their corresponding specifications:

MateriálVelikost částic (µm)TřídaStandard
Ti-6Al-4V45-100Třída 23ASTM F2992
CoCrMo20-50ASTM F75ASTM F1855
Inconel 62520-50AMS 5662ASTM F2992
Nerezová ocel 316L45-90316LASTM F316L


Several leading companies supply EBM materials, each offering a range of options and expertise. Here are some prominent suppliers:

DodavatelWebsiteNabízené materiály
MET3DPhttps://met3dp.com/Ti, CoCr, Ni alloys, Stainless Steel
Höganäshttps://www.hoganas.com/en/Ti, Ni alloys, Stainless Steel, Tool Steel
Přísada pro tesařehttps://www.carpenteradditive.com/Inconel, Hastelloy, MP1
Technologie LPWhttps://www.carpenteradditive.com/news-events/lpw-technology-am-metal-powder-manufacturingTi, CoCr, Ni alloys, Stainless Steel, Tool Steel

It’s crucial to research and compare offerings from various suppliers considering factors like material availability, specific requirements, and pricing.

Price Range:

The cost of EBM materials varies significantly depending on the specific material, grade, quantity, and supplier. Generally, high-performance materials like Inconel or Hastelloy tend to be more expensive compared to standard grades of titanium or stainless steel. Additionally, the quantity purchased can influence pricing, with larger quantities often attracting bulk discounts.

Here’s a table presenting a general price range for some common EBM materials:

MateriálCenové rozpětí (USD/kg)
Inconel 625$300-500
Nerezová ocel 316L$50-100

Remember, these are just rough estimates. Contacting suppliers for specific quotes based on your project requirements is recommended.

Weighing the Options: Pros and Cons of EBM Materials

EBM materials offer a unique set of advantages and limitations compared to traditional manufacturing materials. Understanding both sides of the coin is crucial for making informed choices.


  • Vysoký poměr pevnosti a hmotnosti: EBM materials offer exceptional strength while being lightweight, making them ideal for applications like aerospace and transportation.
  • Complex geometries: EBM technology allows for the creation of intricate and complex shapes, previously impossible with traditional techniques.
  • Vlastnosti materiálu: EBM materials boast exceptional properties like high-temperature resistance, corrosion resistance, and biocompatibility, suitable for demanding applications.
  • Svoboda designu: EBM enables designers to create intricate internal structures and features, leading to innovative product design and functionality.


  • Omezený výběr materiálů: While the range of EBM materials is expanding, it’s still not as comprehensive as traditional manufacturing options. This can limit its applicability for certain projects requiring specific material properties.
  • Povrchová úprava: EBM parts typically have a rougher surface finish compared to other additive manufacturing processes like Selective Laser Melting (SLM). This may require additional post-processing steps, increasing cost and lead time.
  • Build size limitations: Due to the nature of the EBM process, the build size of parts can be limited compared to some other 3D printing technologies. This might not be suitable for applications requiring large-scale components.
  • Environmental considerations: The EBM process involves high temperatures and a vacuum environment, raising concerns about energy consumption and potential emissions. Companies implementing EBM technology need to address these environmental factors responsibly.

FAQs about EBM Materials

1. What are the advantages of EBM over other 3D printing technologies?

EBM offers several advantages, including:

  • Vysoký poměr pevnosti a hmotnosti: Ideal for applications where weight reduction is crucial, like aerospace and transportation.
  • Excellent mechanical properties: EBM parts boast good strength, fatigue resistance, and wear resistance.
  • Biokompatibilita: Certain EBM materials like titanium are biocompatible, making them suitable for biomedical implants.
  • Complex geometries: EBM allows for the creation of intricate shapes impossible with traditional manufacturing.

2. What are the disadvantages of EBM compared to other options?

The main drawbacks of EBM include:

  • Vyšší náklady: EBM materials and equipment tend to be more expensive compared to other 3D printing technologies.
  • Omezený výběr materiálů: The range of EBM materials is not as vast as other options, restricting its applicability in some cases.
  • Rougher surface finish: EBM parts may require additional post-processing for smoother surfaces, adding to costs and lead time.

3. What are the typical applications of EBM materials?

EBM finds applications in various industries, including:

  • Letectví: Turbine blades, landing gear components, lightweight structural parts.
  • biomedicínské: Hip and knee implants, dental prosthetics, surgical instruments.
  • Automobilový průmysl: High-performance engine components, lightweight car parts.
  • Energie: Heat exchangers, turbine blades, components for nuclear reactors.
  • Defense: Weapon components, armor parts, custom tools.

4. How much do EBM materials cost?

The cost of EBM materials varies depending on the specific material, grade, quantity, and supplier. Generally, expect a range of $50-500 per kilogram. Contacting suppliers for specific quotes is recommended.

5. Where can I find EBM materials?

Several reputable companies supply EBM materials, including:

  • AP Alloys
  • Höganäs
  • Přísada pro tesaře
  • Technologie LPW

It’s important to compare offerings from various suppliers based on your specific needs and budget.


EBM materials offer a unique combination of high strength, complex geometries, and valuable properties like biocompatibility and high-temperature resistance. However, it’s crucial to consider the limitations, such as cost, limited material selection, and potential environmental concerns. By carefully weighing the pros and cons and understanding the available materials and their suppliers, you can make informed decisions about whether EBM technology is the right choice for your project.

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MET3DP Technology Co., LTD je předním poskytovatelem řešení aditivní výroby se sídlem v Qingdao v Číně. Naše společnost se specializuje na zařízení pro 3D tisk a vysoce výkonné kovové prášky pro průmyslové aplikace.

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