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Transforming Possibilities with 3D Printed Niobium

At ADDMAN, we are at the forefront of innovation, harnessing the power of 3D printed niobium to create cutting-edge solutions for aerospace, medical, energy, and electronics industries. Discover the exceptional properties of niobium and how our advanced additive manufacturing capabilities are revolutionizing the future of high-performance components.

What is Niobium C103?

Niobium C103 is a high-performance niobium alloy commonly used in advanced engineering applications, particularly in the aerospace and defense industries. Here are the key details about Niobium C103:

Composition and Properties

  • Primary Elements: Niobium (Nb), Hafnium (Hf), and Titanium (Ti).
  • Typical Composition: Approximately 89% Niobium, 10% Hafnium, and 1% Titanium.
  • Density: Approximately 8.6 g/cm³.
  • Melting Point: Around 4,470°F (2,466°C).

Key Characteristics

  • High-Temperature Stability: Niobium C103 maintains its integrity at extreme temperatures, ideal for aerospace and space exploration.
  • Oxidation Resistance: Exhibits excellent oxidation resistance, crucial for harsh environments.
  • Ductility and Formability: Allows complex shaping without cracking.
  • Thermal Conductivity: Provides efficient heat dissipation.


  • Aerospace: Rocket engine components, jet engine parts, and other high-temperature structural components.
  • Space Exploration: Used in the construction of propulsion systems, nozzles, and thrusters for spacecraft.
  • Defense: Employed in advanced military technology, including hypersonic vehicles and missile systems.

Why Combine Niobium C103 and Metal AM?

Incorporating Niobium C103 with Additive Manufacturing (AM) has revolutionized refractory material use by overcoming previous limitations in fabricability, oxidation resistance, and creep performance.

Key benefits include:

  • Improved Properties: LPBF increases Niobium C103’s strength and creep resistance, reducing grain boundary oxidation.
  • Compatibility: Advancements maintain the alloy’s composition, compatible with existing supply chains.
  • High-Temperature Performance: Reliable performance up to 3,300°F, enhancing rocket engine operations.

These advancements position Niobium C103 as a superior choice for high-temperature applications.

Super C103™: Pioneering Advanced Additive Manufacturing

Dr. Gao has revolutionized the field of additive manufacturing with Castheon’s proprietary and patented technique for producing Super C103™ components. This innovative process strategically distributes high-grain carbon particles within Niobium C103 powder during the Direct Metal Laser Sintering (DMLS) phase. This method significantly enhances the material’s structural integrity, making it capable of withstanding high temperatures. The result is robust components that offer exceptional strength and durability, ideal for critical applications demanding superior performance in extreme conditions. Dr. Gao’s pioneering work with Super C103™ sets a new standard for high-performance additive manufacturing materials.

Dive Deeper into Niobium C103: Expert Insights and Innovations

Explore our latest blog posts to gain a comprehensive understanding of Niobium C103 and its groundbreaking applications. Discover the unique properties and advanced manufacturing techniques that make this alloy a top choice for high-performance industries.

Mastering Niobium C103

Learn about the exceptional qualities of Niobium C103 and how mastering this alloy can lead to unparalleled advancements in aerospace and other high-tech fields.

Niobium C103: Unique Applications in Hypersonics

Delve into the specific applications of Niobium C103 in hypersonic technologies, and understand why it’s the material of choice for achieving remarkable performance at extreme speeds.

Why is Castheon Invested in 3D Printing Refractory Alloys?

Castheon is advancing 3D printing for refractory alloys due to their superior high-temperature performance, surpassing superalloys. Our efforts have overcome traditional challenges like poor creep resistance, oxidation resistance, and strength, expanding their applications.

We see these metals as crucial for future hypersonic missiles and defense systems, offering cost and performance benefits. Dr. Gao and his team are developing innovative fabrication methods, leading the way in hypersonic technology. Castheon’s investment reflects our commitment to technological advancements and superior solutions for defense and aerospace.