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Business unit / dept.: Precious Metals Management
Telecom optical fibre
Germanium tetrachloride (GeCl4) is a main raw materials for the production of optical fibre. Germanium is used to control the index of refraction of the optical fibre. Umicore produces the highest consistent quality GeCl4 in the industry.
Multi-junction Solar Cells for satellites
Since the mid-nineties Umicore has been the recognized market leader in the supply of epi-ready, dislocation-free germanium substrates for III-V multi-junction solar cells. Germanium is the preferred substrate as it offers high strength at minimal thickness, cosmic radiation hardness, and active contribution to the cell’s overall performance.
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Contact
Welcome to our contact page! Are you an existing customer with a question or do you wish to become a customer?  You will find an answer to a lot of questions in our frequently asked questions. Did not find what you were looking for? You can find a contact form at the bottom of this page. 
Other Germanium products
Umicore produces Germanium metal that is available in several forms: ingots and granules.
Recycling services
Umicore EOM is the one-stop solution for all your germanium recycling needs. We recycle germanium from a wide variety of sources, including fibre optics, solar cells, LEDs and infrared optics. Advanced processes have been developed to recover germanium from a broad range of production scraps and end-of-life products. We can either purchase your germanium-containing materials or toll them into germanium end-products.
What we do
Our businesses Reducing harmful vehicle emissions. Giving new life to used metals. Powering the cars of the future. As a global materials and technology group, we apply our specialist knowledge to offer materials and solutions that are essential to everyday life. We want Umicore to be a leader in providing and creating material based solutions...
Mission
What you could do
It’s limitless. Our teams are at the cutting edge of materials science, chemistry and metallurgy. We have room for operators to work in our state-of-the-art production processes. Our support teams play a critical role in supporting the business growth. Managers at Umicore work on projects that are as exciting as they are challenging. R&D experts...
Policies
Environmental Policy At EOM we commit ourselves to embrace sustainability as an integral part of our business strategy.We therefore aim to maximize our supply from sustainable sources. We put significant effort into developing recycling opportunities, often in close co-operation with our customers. We also seek feedback from our customers on our...
What we value
Energised by our collective determination and individual ambitions, Umicore is creating a more sustainable world for future generations. This is challenging and important work. And it is something we are achieving together. As a global business, we believe it is essential our people understand the important role they have in shaping our...
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