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Elkem Silicon Products Dronfield

The production site is in Dronfield, near Sheffield, in the United Kingdom.

Production of Tenbloc® Inserts commenced in 1987 at a different location in Dronfield and was moved to the new facility in 2011.

Elkem Dronfield produces inoculant inserts through a unique powder metallurgical production process, resulting in homogeneous and tightly sized controlled inserts.


Elkem offers a range of inserts for gray iron, ductile iron and compacted graphite cast iron, with expert advice and high-quality products available to all regions of the world.

Elkem Dronfield related markets

Management system certificate
Validity date: 14 October 2025

Management system certificate
Validity date: 14 October 2025


  • 17 employees
  • Annual capacity: 900-1200 mt

Elkem Dronfield related markets

Sustainability at Elkem

To learn more about our sustainability initiatives, check our webpage.

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