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Specialist Materials for Industry and Science

About Us

About Us

Wolfmet is a high performance Tungsten Heavy Alloy that provides excellent service in thousands of applications around the globe.

Wolfmet is sold through our team of professional and friendly sales managers who are ably assisted by a network of skilled agents. Our customers also have the benefit of exceptionally high levels of technical support from a group of multilingual experts.

Wolfmet is manufactured by M&I Materials Limited in a purpose built factory at our headquarters in Manchester, UK. M&I Materials began life as part of the research division of GEC Alstom and became an independently owned business in 1993.

The Dense and Mechanically Stable Solution

Wolfmet is the prime choice for adding balance or vibration damping mass where space is at a premium and mechanical strength is required. The high density of tungsten alloy also provides one of the most effective gamma and x-ray radiation shields available.

The Environmentally Friendly Answer

Wolfmet is the inert alternative to materials such as lead and depleted uranium, making it safe for use even in the most environmentally sensitive areas.

Wolfmet Properties

  • High density of up to 18.5g / cm3 / 0.665lb / in3
  • Offers good resistance to thermal cracking, erosion, soldering and the effects of heat  cycling 
  • Dimensionally stable up to 1000°C 
  • Can be machined using conventional tooling

Wolfmet products are accredited to AS9100. Wolfmet also conforms with many OEM standards and material specifications.

M&I Materials is focused on developing specialist materials for industry and science and is the driving force behind a portfolio of successful brands including APIEZON®, METROSIL®, and MIDEL®.

M&I Materials Limited has BSEN ISO 9001 and ISO 14001 certification.

For more details about M&I Materials Limited please visit the website www.mimaterials.com


  • Apiezon
  • Metrosil
  • Midel
  • Wolfmet

Products of M&I Materials Ltd.