| 摘要 |
An apparatus and method for coating a powder material on a substrate is disclosed, to enable various materials such as metal or ceramic powder to be coated on a substrate made of a material having low heat-resistance, the method including supplying a predetermined powder; carrying the supplied powder to a predetermined spraying nozzle by injecting a gas at a room temperature; and spraying the powder carried under conditions of the room temperature and vacuum state on the substrate through spraying nozzle, wherein the grain size of predetermined powder is in a range between about 0.1 to about 10 mum, and the powder is sprayed on the substrate at a velocity of about 500 to about 1200 m/sec.
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