¿WHO WE ARE?
Magnesio & Metal is dedicated to the design and manufacture of lightweight mechanical components based on magnesium alloys.
A family-owned company founded in 1996, Magnesio y Metal is the first Spanish company completely dedicated to the manufacture of magnesium components.
M&M is specialized in high pressure die casting, machining and surface finishing of magnesium alloys, offering quality, innovative and high-added-value lightweight products to different sectors such as: automotive, railway, aeronautics, e-mobility, motorcycle, bicycle, powertools, consumer electronics and audio equipment.
If you want to know more about the benefits of magnesium, click here..
BOCANEGRA GROUP
We are a consolidated Spanish company with financial autonomy that operates in both domestic and international markets, with exports accounting for 70% of our turnover.
Magnesio & Metal is part of a group of companies specialized in different industrial branches associated with engineering. This group jointly interacts to provide a global solution to the market, covering the first phases of design and conception of the products (mechanical and electronic designs, machining processes) to their construction and final production.




History
Jesús Bocanegra Fernández (1925–1999) was born in Valdenoceda, Burgos.
Jesús Bocanegra enters the industrial world and starts working in the old silk factory.
Jesús Bocanegra settles in Soncillos, Burgos, where he sets up his first machining workshop.
Jesús Bocanegra builds his first lathe.
He returns to the city of Burgos, where he will set up his machining workshop in Calle Vitoria.
With the discovery of oil in Sargentes de La Lora, Burgos, Jesús Bocanegra starts working in the oil industry as Head of Purchasing of Amospain – a Standard Oil and Texaco subsidiary.
With the hub of industrial development of Burgos, Jesús Bocanegra establishes his company in Calle Las Escuelas. During this time, his company became the leading manufacturer of tapered threaded shafts.
Jesús Bocanegra Fernández receives the Repsol Award for best supplier.
Their children Isidro and Rosa Bocanegra constitute the company Talleres El Polo, S.A., investing in new facilities in the Gamonal Industrial Park.
Magnesio y Metal, S.L. is constituted as the first Spanish company dedicated exclusively to die casting and machining of magnesium parts.
Talleres El Polo, S.A. is consolidated as a leader in development, design and manufacture of customized machines.
Talleres El Polo, S.A. consolidates its technology and research and development policy, researching and developing different products, including internal combustion engines and renewable energy products (wind and solar energy). Numerous research projects are carried out in collaboration with the University of Burgos (UBU) and CIDAUT (Center for Automotive Research and Development).
Numerous innovative products are developed, creating the Bocanegra Tools brand, which is focused on the development of professional tools.
The Bocanegra Fabricación y Desarrollo, S.L. company is constituted with the aim of complementing the activities of Talleres El Polo by focusing its activity on Mechatronic Engineering and Industrial Automation and Robotics.
Isidro Bocanegra becomes sole owner of Magnesio & Metal S.L.U. He starts a new phase of commercial expansion and invests in new machines to increase the company's production capacity as well as its ability to make larger parts.
AWARDS AND RECOGNITIONS
Mission | Vision | VaLues
Mission
To provide both the domestic and international market with global solutions in the field of die casting, machining and surface finishing of lightweight components based on magnesium alloy. We distinguish ourselves with our high-quality standards, our capacity for innovation, our customer focus, and our commitment to preserving the environment and generating value in society.
Vision
Values
- Customer satisfaction at the core of the business
- Excellence in quality management.
- Commitment, responsibility and diligence.
- Professionalism
- Vocation for innovation, technological integration and creativity.
- Multifunctionality and versatility
- Teamwork: collaboration with our customers as their technology partners.
- Honesty, respect and business ethics.
- Continuous improvement
- Sustainability:
- Financial strength
- Preservation of the environment
- Contribution to the development and improvement of society.
CORPORATE SOCIAL RESPONSIBILITY
The great challenges of our time demand that we remain united and commit to constant improvement. In other words, that we maintain the family business spirit that has defined Magnesio & Metal since its creation more than 23 years ago. Being sustainable means continuing to develop our business economically, environmentally and socially by creating and selling innovative products and processes.
The business sector is an essential element in society’s development policies. Magnesio & Metal contributes to this development in three ways:
- With our own activity: source of wealth and dignified employment.
- With complementary actions carried out with the purpose of improving the environment in which we carry out our activity.
- Environmental sustainability.