Friction stir welding using a pcbn-based tool
AssigneeElement Six (UK) Limited
InventorsTeresa RODRIGUEZ SUAREZ, Geoffrey Alan SCARSBROOK, Maria Louise CANN, Josquin PFAFF
Life of this patent
Estimating the term…
Abstract
The present application relates to a friction stir welding tool insert comprising a polycrystalline cubic boron nitride, PCBN, composite material with a textured surface layer. The textured surface layer comprises a pre-defined repeating pattern.
Claims20
A friction stir welding tool insert comprising a polycrystalline cubic boron nitride, PCBN, composite material with a textured surface layer, as determined by optical microscopy or scanning electron microscopy, characterised in that the textured surface layer has a depth of between 0.5 and 50 μm, and wherein the textured surface layer comprises a pre-defined repeating pattern.
(canceled)
(canceled)
Dependencies are inferred from the claim text.