TECHNOLOGY LICENSING OPPORTUNITY: Flash Sinter-Forging Equipment

This flash sinter-forging technology from Los Alamos National Laboratory enables manufacturers to produce dense, net- or near-net-shape ceramic components in minutes rather than hours or days, while cutting energy consumption by up to 90% and significantly reducing production costs. By simultaneously applying electric current, heat, and mechanical pressure, the process consolidates shaping, densification, and finishing into a single, compact operation, eliminating much of the costly machining typically required for hard, brittle ceramics. The result is faster throughput, lower capital and operating expenses, smaller equipment footprints, and improved sustainability—while also enabling superior microstructural control and access to advanced or difficult-to-sinter materials.

How it Works:

The technology works by placing ceramic powder into a specially designed die and then applying three inputs at once: an electric field and current, moderate external heating, and mechanical pressure. As electricity passes directly through the ceramic, it rapidly heats the material from the inside, dramatically accelerating the bonding of particles while keeping overall furnace temperatures lower than conventional methods. At the same time, controlled pressure compresses and shapes the material as it densifies, allowing the part to reach high density while already close to its final geometry. Sensors and software coordinate the electrical, thermal, and mechanical conditions in real time, enabling precise control of the process and material behavior. By integrating electrical activation and forging into a single, tightly controlled step, the system achieves fast densification and shaping that would otherwise require multiple, time-intensive processing stages.

Key Advantages:

• Minutes-long processing: Produces dense ceramic parts far faster than conventional sintering methods.
• Up to ~90% energy reduction: Direct electrical heating dramatically lowers energy use and operating costs.
• Near-net shaping: Forms parts during densification, greatly reducing or eliminating costly post-machining.
• Lower total manufacturing cost: Combines forming, sintering, and finishing into a single streamlined step.
• Advanced material capability: Enables difficult-to-sinter and next-generation ceramics with controlled microstructures.
• Compact and scalable: Smaller footprint and lower power requirements support deployment from R&D to industrial production.

Market Applications:

• Semiconductor manufacturing (high-purity ceramic components, fixtures, insulators, wear parts)
• Aerospace and defense (high-temperature components, protective structures, lightweight ceramic parts)
• Energy and nuclear (fuel cells, solid-state batteries, nuclear and high-temperature energy ceramics)
• Medical and dental (implants, prosthetics, precision ceramic components)
• Industrial and manufacturing (wear-resistant parts, tooling components, structural ceramics)
• Additive and advanced manufacturing (post-processing of 3D-printed ceramic parts, rapid densification of complex shapes)

Development Status: TRL 3

US Patent No. 12,465,971

LA-UR-26-23345

LANL Tech Partnerships: Unlock the Innovative Potential

Los Alamos National Laboratory offers a wide range of cutting-edge technologies and capabilities that may provide your company with a competitive edge in the market and unlock the innovative potential that can enhance, refine, and revolutionize your products.

LANL’s licensing program focuses on moving inventions developed by our researchers to commercial innovations. Patented and patent pending inventions and copyrighted software are available to existing and start-up companies through exclusive and non-exclusive licensing agreements. For specific discussions, please contact licensing@lanl.gov.

Note: This is not a call for external services for the development of this technology.

https://www.lanl.gov/engage/collaboration/feynman-center/partner-with-us/licensing-technology

m.lanl.gov/tech-search