Why Choose CONUAR?
Technology, precision, and trust for projects where failure is not an option.
When technical challenges are high, quality is non-negotiable.
At CONUAR, we combine cutting-edge engineering, continuous innovation, and strict compliance with international standards to deliver solutions that exceed expectations.
Mission
To be an Argentine company of reference in the nuclear and high-tech sectors, generating business with values and a forward-looking vision.
Vision
To become an international company specialized in advanced solutions for the nuclear, aerospace, and technology industries.
Values
- Knowledge
- Innovation
- Integrity
- People development
- Safety culture
Our Competitive Advantages
Proven Track Record & Reliability
With over four decades serving the most demanding industries, we have contributed to key milestones such as the OPAL reactor in Australia, the CAREM-25 SMR in Argentina, and exports to Canada, China, India, and the United States.
Unique Technical Expertise
We are the only Latin American manufacturer of several critical components for nuclear reactors and high-precision systems.
We produce seamless tubes, advanced alloys, nuclear fuel, and certified components for highly regulated sectors.
A Team That Makes the Difference
Our engineers, technicians, and specialists are deeply committed to excellence.
Multidisciplinary and highly trained, our teams understand complexity and deliver custom-engineered solutions.
Integrated Capabilities
We deliver turnkey solutions: design, CNC machining, specialized welding, non-destructive testing, thermal and surface treatments, assembly and more.
We manage the entire production cycle in-house.
Quality and management certified in accordance with the following international standards and regulations
We operate under standards such as:
- ASME Section III – Certificates: N, NPT, NA, NS
- U.S. NRC requirements: 10 CFR 50 – Appendix B / 10 CFR 21
- Canadian CSA standards: CSA N285 / CSA N299
- ISO Certifications: ISO 9001:2015 / ISO 14001:2015 / ISO 45001:2018
Global reach
We operate across Latin America, North America, Europe, and Asia.
Our international presence is rooted in a deep commitment to Argentina’s technological sovereignty.
Operational excellence for strategic sectors
- High-precision manufacturing for critical environments
- Tailored engineering and fabrication
- Robust international certifications
- Projects that integrate technology, efficiency, and safety
- Continuous innovation and expert technical support
We provide strategic solutions for critical and high-demand industries, with precision, reliability, and innovation.
CONUAR Background: Innovation and Leadership since 1982
1982
Foundation and early steps
Inauguration of the nuclear fuel manufacturing and assembly- facility, started of production of fuel bundle Atucha I NPP.
1986
Opening of FAE S.A
- Inauguration of the special alloy tube manufacturing facility.
- Start of production of zirconium alloy cladding tubes.
1988
Expansion into the CANDU Reactor Market
The Nuclear Fuels (NF) division begins manufacturing and assembling of CANDU®6 fuel bundle for Embalse NPP.
1989 - 1992
CONUAR start the manufacturing of tooling and reactor internals
- Conuar manufactured first remotely controlled tools (crushing, gripping and cutting) for Atucha I Reactor intervention.
- Conuar starts the manufacturing & assembling of Atucha I Reactor Coolant Channels; until present Conuar have being producing more than 650 of those components for Atucha II also.
1993
Start MTR Fuel Assembly Production
Conuar built a tailormade facility and started production of fuels assemblies for the RA-3 MTR Reactor up to 20% enrichment. RA-3 produces medicinal radioisotopes (Technetium-99m and Molybdenum-99), and performs nuclear fuel qualifications, materials studies, sample irradiation for neutron activation analysis, BNCT testing and, rock irradiation for thermochronology studies used in oil industry.
1994
Automation & Efficiency
Automated systems are implemented along through nuclear fuel bundles production line.
1997
Innovation in Special Alloys
FAE begins to produce seamless tubes made of stainless steel and nickel alloys, solidifying its leadership in advanced materials.
1998
Start of SEU (0.85%) Uranium pellets production for CNA-I bundles
2002
Uranium Pellets Export
CONUAR manufactured and exported aprox. 6tU of SEU (0.95%) CANDU® Uranium pellets stacks in 20f. container to Zircatec-Canada.
2004
Internal Components to OPAL reactor
Manufacturing and supply of materials and components for the OPAL MTR Reactor, designed by INVAP for ANSTO, Australia.
2007
Creation of SM&S
It is established the Special Materials & Services (SM&S) Division, that latterly manufactured and supplied practically whole CANDU Channel Components, installed at the Embalse NPP Extension Life Project.
2010
Conuar built a tailormade facility and started production of fuels assemblies for CNA-II fuels.
2011 - 2014
ASME Certifications and Technical Leadership
- CONUAR becomes an ASME certified holder: N, NPT, NS and NA, being also MO.
- CONUAR obtained qualification from TSSA, AECL and CANDU Energy, for manufacturing and supply for Embalse NPP Life Extension Project following channel components:
- End Fitting Assemblies, Pressure Tubes, and Calandria Tubes.
- Channel Closure Plugs and Shield Plugs.
- U-tubes for the new Steam Generators
- U-tubes and engineering and manufacturing of new Moderator Heat Exchangers.
- Full set of Feeders, its Supports, including assembly at site.
Components have been operating without notifications since EMBALSE CANDU NPP was reconnected to grid in March 2019 delivering 656 MWe.
It is started of Titanium Gr.9 seamless tube production for commercial aircraft hydraulic systems, including Airbus planes.
2015
Innovation in Advanced Reactors
- Manufacturing of PWR fuel assemblies for the CAREM-25 SMR (1.8% & 3.1% enrichment) and its reactivity control rods (Ag-In-Cd).
- Manufacturing and export of U-tubes for Labgene Project – Brasil.
2016
CAREM-25 Small Modular Reactor
- Manufacturing of seamless alloy 690 tubes – 35 meters in length.
- Start construction of Helical Coiled Steam Generator and steel Liner Contention of CAREM-25 SMR.
2017
Nuclear Fuels for Research Reactors
Production of nuclear fuel SEU (2.1%) and Hafnium reactivity control rods for the Saudi Arabia LPRR Reactor designed by INVAP.
2018
In the Critical Path of
Completion of Feeders and Supports Assembly for Embalse NPP Refurbishment.
2019
Export to India
Export of U-Tubes for Steam Generators from RAPP-8 NPP (BHEL).
2022
Innovations in Storage and Exports
- Assembly in ASEQ I facility of 360 of Spent Fuel Canisters, Casks Seal Caps, manufactured on previous years; first dry storage facility for Atucha I and II NPPs.
- Implementation of artificial visual inspection in nuclear fuel production.
- Exports of CANDU fuel channel components (spares) to Canada and China.
2023
Technological and Regulatory Advancements
- Compliance with NRC 10 CFR 50 Appendix B and 10 CFR 21 safety regulations, with exports planned for Turkey Point Units 3 & 4.
- Export of first set of U-tubes for the new steam generators for the Haryana NPP – India Project – BHEL.
- CONUAR designed and manufactured remotely controlled tools (gripping, cutting and welding) for performing critical repairs at the bottom of Atucha II reactor plenum.
2024
Technological and Regulatory Advancements
- Export of first safety related components to USA – Turkey Point NPPs.
- Starts the design, manufacturing and assembly of ASTOR Project (Advanced System for Tomography and Radiography) facility, part of LAHN Argentine Neutron Beam Laboratory located inside of RA-10 MTR Reactor.
- Start of SEU (0.85%) Uranium pellets production for CNA-II bundles .
Our team
Rodolfo Kramer
CEO - Chief Executive Officer
Marcelo Bercellini
Business Development and Commercialization Manager
Gustavo Baader
Sales Manager
David Seijas
Nuclear Fuel Elements Manager
Bruno Bonetta
Advanced Alloys Tube Manager
Germán Kuglien
Research and Development Coordinator
Raquel Marín
CFO - Chief Financial Officer
Gustavo Andreozzi
Environment, Quality, Safety and Occupational Health Manager
