By A.J. Roan
For Metal Tech News
Scientists engineer uncuttable Proteus
Aluminum jelly-ceramic material resists grinders, water jets Metal Tech News Weekly Edition – July 29, 2020
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Last updated 7/10/2022 at 2:43pm
Durham University
An angle grinder wheel quickly cuts through steel encasing Proteus but runs into trouble as vibrations created by the Proteus ceramic spheres rapidly wears out the grinding disc.
An international research team from Europe, taking inspiration from nature, have devised a new aluminum-based material that turns the force of a cutting tool back onto itself.
This new lightweight material - named Proteus, after the shape-changing god in mythology - is made of ceramic spheres encased in a cellular aluminum structure, that in tests could not be cut by angle grinders, drills and...
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