Framatome faces hafnium theft at Jarrie plant

Framatome, the sole French producer of hafnium metal, reported a theft at its Jarrie plant in Isère, where several hundred kilograms of hafnium crystals were stolen during the night of October 21 to 22, 2026. The loss is estimated at several million euros, marking the sixth theft in seven years at the site, which is classified as Seveso high threshold.

Thieves bypassed security quickly

According to ICI Isère, the thieves breached the facility protected by concrete blocks within just a few minutes. A temporary worker present on site fled without intervening. The perpetrators knew the exact location of a significant stock of hafnium crystals. The stolen goods represent several hundred kilograms of a metal whose price reached 11,150 euros per kilo in the autumn of 2026, according to L'Humanité citing the Shanghai Metals Market. A simple calculation places the loss between 3 and 10 million euros.

Hafnium's unique properties and global supply

Hafnium is a rare, silver-colored metal with exceptional thermal resistance (melting point at 2,233°C) and strong resistance to corrosion. France has no natural deposits, but produces 80% of the world's refined hafnium through two plants only: Jarrie and Albany in Oregon, United States. The Isère facility is a strategic by-product of the pure zirconium production chain intended for fuel rod cladding of the 56 EDF nuclear reactors. Annual world production is capped at 70-80 tonnes. Since November 2025, China has controlled its exports, while demand from semiconductor foundries for artificial intelligence is exploding. Result: the price jumped from 5,000 dollars per kilo in May 2024 to 13,114 dollars in April 2026, a 160% increase in less than six months. Hafnium is now worth 1.5 times the price of silver and 100 times that of copper.

Chronic security issues at the plant

The Jarrie plant is suffering from a chronic criminal hemorrhage. Before this October 2026 theft, five other thefts had already hit the site since 2019. Last August, a team leader from Framatome was arrested with 150 kilograms of hafnium and 500,000 euros in cash at his home, reveals Media24. Beyond the direct loss, these repeated thefts generate massive hidden costs: production shutdowns for inventory checks, soaring insurance premiums, continuously reinforced but apparently insufficient security investments, loss of confidence from strategic clients. The union Force Ouvrière now demands "the immediate removal of all employees on night and weekend shifts and the complete shutdown of the hafnium installations until the full and serious securing of access to the site, whatever the cost." A prolonged shutdown would cost millions more.

Operational and legal consequences

Each theft triggers a cascade of operational disruptions. The Grenoble gendarmerie's research section is conducting the investigation, which involves seals, interviews, and enhanced controls across the entire logistics chain. An extraordinary CSE meeting was held on October 23, 2026. Unions threaten a strike if management does not drastically enhance security. However, any production interruption at Jarrie would weaken global supply: the Isère plant and its American counterpart account for 80% of the world's refined hafnium. Even a temporary shortage could block entire production chains in three vital sectors.

Critical industries depend on hafnium

Hafnium feeds strategic industries with high added value. Between 45% and 60% of global production goes to superalloys for jet engines, including those for French Rafale fighter jets and combat drones. Nuclear submarines also use this metal for its neutron absorption properties. Finally, semiconductor foundries are consuming increasing quantities for new-generation artificial intelligence chips. According to Sud Ouest, these industrial clients pay premium prices to secure their supplies. Any delivery delay generates heavy contractual penalties for Framatome and weakens its commercial position against American competition.

Security measures remain inadequate

Despite the site's Seveso high threshold status, the protection measures appear outdated. Concrete blocks, an isolated temporary worker at night, no effective early detection system: the thieves acted within minutes with intimate knowledge of the site. "The thieves were clearly very well informed. They knew the location where a significant stock of hafnium was stored," notes France Info. Enhancing security requires massive investments: 24/7 armed guarding, intelligent video surveillance, biometric controls, and shielding of storage areas.

Government urged to act on critical infrastructure

The President of the Republic asked his government in September 2026 to "prepare a protection plan for our critical infrastructure, as well as the most sensitive sites of our industrial and technological defense base." However, no concrete measures have yet been implemented. In the meantime, Framatome is paying the bill for organized crime targeting systematically the weak link in a strategic supply chain.