Patent-pending additive manufacturing process benefits nuclear imaging sector

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Wolfmet Tungsten Alloys has launched a new patent-pending selective laser melting (SLM) capability that will allow the additive production of pure tungsten components and parts at a higher level of complexity and accuracy, primarily for the nuclear imaging sector.

Michael Anderson, product group director for Wolfmet, says: “The launch of our SLM service complements our existing expertise in manufacturing tungsten alloys across the nuclear, aerospace and motorsport industries. SLM can produce complex collimators with extremely fine grids. This enhances the quality of the image, as the photons are channelled more accurately through the collimator to the detector and scatter is reduced.”

Adds Steve Jeffery, Wolfmet’s business development manager: "With more than forty years’ history of producing tungsten alloy components, we are always focused on improving the performance of tungsten components for our customers. We’re excited to now deliver collimator designs that would not have been possible through conventional milling and turning, and with finer tolerances than before.”

Using data from a 3D file, SLM sees a high powered laser fuse successive layers of tungsten powder until a complex component is produced.

Wolfmet Tungsten Alloys is a subsidiary of M&I Materials, which traces its roots to 1901 as the Mica Insulation Company. Full history here.