Self-peening feedstock materials for cold spray deposition
View Patent ↗The invention provides a self-peening feedstock material for cold spray deposition comprising a higher ductility matrix material and a hardened particle.
1. A self-peening feedstock material for cold spray deposition comprising a higher ductility matrix material and a hardened particle material wherein the higher ductility matrix is a nickel-chrome material and the hardened particle material is a chrome-carbide nickel-chrome dense composite particle or the higher ductility matrix is a cobalt matrix material and the hardened particle material is a tungsten-carbide cobalt dense composite particle.
2. The self-peening feedstock material for cold spray deposition according to claim 1 , wherein the higher ductility matrix material is a homogenous matrix material.
3. The self-peening feedstock material for cold spray deposition according to claim 1 , wherein the higher ductility matrix material is a multiphase matrix material.
4. The self-peening feedstock material for cold spray deposition according to claim 1 , wherein the hardened particle is a homogenous particle.
5. The self-peening feedstock material for cold spray deposition according to claim 1 , wherein the hardened particle is a multiphase particle.
6. The self-peening feedstock material for cold spray deposition according to claim 1 , wherein the higher ductility matrix material is present from 5-95% by weight of the total composition of feedstock material.
7. The self-peening feedstock material for cold spray deposition according to claim 1 , wherein the hardened particle material is present from 5-95% by weight of the total composition of feedstock material.
8. The self-peening feedstock material for cold spray deposition according to claim 1 , wherein the hardened particle material comprises particles having a particle size of about 5 to about 500 μm.
9. The self-peening feedstock material for cold spray deposition according to claim 1 , wherein the hardened particle material comprises substantially spherical particles.
10. The self-peening feedstock material for cold spray deposition according to claim 1 , wherein the hardened particle material comprises substantially amorphous particles.
11. The self-peening feedstock material for cold spray deposition according to claim 1 , wherein the hardened particle material comprises particles having a substantially nanocrystalline structure.