Thermal spray spherical particles, and sprayed components
AssigneeShin-Etsu Chemical Co., Ltd.
InventorsKazuhiro Wataya, Takao Maeda, Toshihiko Tsukatani
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Abstract
Spherical particles of a rare earth (inclusive of yttrium)-containing compound and having a breaking strength of 10-300 MPa and an average particle diameter of 10-80 μm are suitable for plasma spraying.
Claims15
Spherical particles for thermal spraying, consisting essentially of a yttrium or lanthanide-containing compound and having a breaking strength of at least 10 MPa and an average particle diameter of 15 to 80 μm.
The spherical particles of claim wherein said yttrium or lanthanide-containing compound is a yttrium or lanthanide oxide or yttrium or lanthanide compound oxide.
Spherical particles for thermal spraying, consisting essentially of a yttrium or lanthanide-containing compound and having a bulk density of at least 1.0 g/cm3, an aspect ratio of up to 2, and a cumulative volume of pores with a radius of up to 1 μm which is less than 0.5 cm3/g.
Dependencies are inferred from the claim text.