
China tests non-nuclear hydrogen bomb that burns 15 times longer than TNT
Asia-Pacific, News April 22, 2025 No Comments on China tests non-nuclear hydrogen bomb that burns 15 times longer than TNT3 minute read
Chinese researchers have successfully tested a non-nuclear hydrogen bomb that produces a sustained high-temperature fireball, potentially revolutionizing modern warfare. The compact two-kilogram device utilizes magnesium hydride to trigger a powerful chemical chain reaction without the use of nuclear materials.
The bomb was prepared and tested by a team of researchers at the 705 Research Institute of the China State Shipbuilding Corporation (CSSC). The controlled test resulted in a “white-hot” fireball exceeding 1,000 degrees Celsius (1,832 degrees Fahrenheit), hot enough to melt aluminum alloys.
Remarkably, the explosion sustained for over two seconds, which is 15 times longer than a standard TNT blast. Such prolonged combustion can inflict intense, far-reaching thermal damage, with the heat dispersing uniformly across wide areas.
“Hydrogen gas explosions ignite with minimal ignition energy, have a broad explosion range, and unleash flames that race outward rapidly while spreading widely,” said team leader Wang Xuefeng. “This combination allows precise control over blast intensity, easily achieving uniform destruction of targets across vast areas,” he added. The research team’s findings were published in the peer-reviewed Journal of Projectiles, Rockets, Missiles, and Guidance.
Revolutionary technology
Unlike traditional weapons, this hydrogen bomb relies on magnesium hydride, a solid-state material that stores significantly more hydrogen than pressurized gas tanks. When triggered by conventional explosives, magnesium hydride rapidly decomposes, releasing high-energy hydrogen gas. Once mixed with air and ignited, the hydrogen gas undergoes a violent combustion reaction, creating a powerful, sustained blast.
However, manufacturing magnesium hydride is complex, expensive, and dangerous. The material is highly reactive, and even brief exposure to air can cause fatal explosions. Wang emphasized that currently production of magnesium hydride is limited to just “a few grams per day” due to the extreme conditions required.

Strategic implications
The development of this non-nuclear hydrogen bomb has significant strategic implications. Its ability to produce a sustained, high-temperature explosion without nuclear materials makes it an extremely potent weapon for precision thermal strikes. The technology could be used to destroy high-value military targets, particularly in urban warfare scenarios where minimizing collateral damage is crucial.
According to some analysts, the weapon’s high-temperature fireball and deadly shockwave are designed to anticipate urban warfare scenarios, making it ideal in a war scenario between China and Taiwan. This development aligns with China‘s broader defense strategy, which includes modernizing its military with renewable energy technologies, including hydrogen and methane-based systems.
China’s Non-Nuclear Hydrogen Bomb Redefines Warfare
The successful test of a non-nuclear hydrogen bomb by China has garnered international attention. While the weapon does not fall under existing nuclear arms control treaties, its potential impact on modern warfare cannot be understated. The ability to deliver sustained, high-temperature explosions without nuclear materials could change the dynamics of military engagements, particularly in urban environments.
As the technology matures, questions remain about its scalability and integration into existing military arsenals. The challenges associated with producing magnesium hydride in larger quantities must be addressed before the weapon can be deployed on a broader scale. Nevertheless, the successful test marks a significant milestone in the development of advanced non-nuclear explosives.
China’s successful test of a non-nuclear hydrogen bomb represents a significant advancement in military technology. By harnessing the power of magnesium hydride, Chinese researchers have developed a weapon capable of delivering sustained, high-temperature explosions without the use of nuclear materials. As the technology evolves, it has the potential to reshape modern warfare and influence global military strategies.
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