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EUROPE
Stowmarket, United Kingdom
Downstream
Description
The Climax Stowmarket plant in the United Kingdom is one of the world’s premier production and conversion facilities for ferromolybdenum.
Did you know?
The Stowmarket plant is dedicated to being the highest quality producer. The efforts to meet and exceed customer requirements have been a prime focus resulting in many customer quality awards. The plant is certified to the Quality Management Standard ISO 9001, the International Environmental Standard ISO 14001, and the Health and Safety Standard OHSAS 45001. The plant has been awarded the Molybdenum Mark for responsible production in 2023.
Location
Stowmarket is a market town in Suffolk, England, about 109 kilometers northeast of London.
Background
The plant started the production of ferromolybdenum as Minworth Metals in 1950. In 1968, Climax Molybdenum Company, a subsidiary of Freeport-McMoRan, U.K. Limited purchased Minworth Metals and since then we have improved production processes and increased plant capacity.
Ownership
100% by Climax Molybdenum, a Freeport-McMoRan company.
ADDITIONAL INFORMATION
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EUROPE
Rotterdam, the Netherlands
Downstream
Description
The Rotterdam plant in the Netherlands is a chemical conversion plant that delivers technical molybdic oxide, ammonium molybdate and pure molybdic oxide to customers worldwide.
Did you know?
Since 1993, the plant has been certified to the ISO 9001 International Quality Standard. In 2004, the certification to ISO 14001 International Environmental Standard was received, and in 2005 to the OHSAS 18001 Health and Safety Standard, which was transferred to ISO 45001 in 2019. The plant has been awarded the Molybdenum Mark for responsible production in 2023.
Location
The plant is a short distance from Rotterdam harbor and its associated and diverse transportation network serving Europe.
Background
Climax Molybdenum B.V., started production in 1965.
Ownership
100% by Climax Molybdenum, a Freeport-McMoRan company.
ADDITIONAL INFORMATION
Rotterdam (Rozenburg), The Netherlands | Climax Molybdenum - A Freeport-McMoRan Company
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EUROPE
Huelva, Spain
Downstream
Description
Atlantic Copper is a leading metallurgical company that produces high-purity refined copper and a range of valuable byproducts from its operations. In addition to copper, the company manufactures sulfuric acid and recovers precious metals such as gold, silver, palladium and platinum from copper refining processes. Atlantic Copper also produces materials including iron silicate, nickel carbonate and gypsum, supporting a wide variety of industrial applications.
Did you know?
In 2009, Atlantic Copper established the Atlantic Copper Foundation, a nonprofit organization that manages and coordinates the company’s corporate social responsibility initiatives, building on more than four decades of community engagement. The foundations has invested millions of dollars, formed over 50 partnerships and helped benefit more than 70,000 people annually.
Location
Atlantic Copper is located in Huelva, Andalusia, Spain, on Spain’s southwest coast.
Background
In 2020, Atlantic Copper celebrated the company’s 50th anniversary in Huelva. During these five decades, Atlantic Copper has turned the company into a global benchmark in energy efficiency and today they are the leading producer of refined copper in Spain and number three in Europe. Atlantic Copper generates employment for about 2,500 people (including direct, indirect and derived jobs).
Smelter Capacity
Atlantic Copper processes an average of 1.1 million tons of copper ore concentrate annually, generating about 285,000 tons of cathodes and other products, including sulfuric acid and anodic sludge with a high content of precious metals such as gold, silver, palladium or platinum.
Ownership
100% by Atlantic Copper, a Freeport-McMoRan company.
ADDITIONAL INFORMATION
1500NEXTROTTERDAM/operations/europe#rotterdam_link
EUROPE
FCX’s downstream operations in Europe include Atlantic Copper, a Copper Smelter and Refinery in Huelva, Spain, which processes copper concentrates into refined copper and other valuable byproducts, and the Molybdenum Processing facilities in Stowmarket, United Kingdom, and Rotterdam, Netherlands, which convert molybdenum concentrates into specialty products used in steel, energy and industrial applications.
© 2026 Freeport-McMoRan
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