| 摘要 |
PROBLEM TO BE SOLVED: To provide a spray apparatus having high chemical and mechanical durability, easily cleaned and capable of continuing the operation with a suitable state for a long time and a method of manufacturing the same. SOLUTION: The spray apparatus has a magnesium spray body on which a spray part and a handle part are formed and is molded by providing a first slide pin in an area where the spray part and the handle part are intersected to each other in a mold of the magnesium spray body and a product sprue around the first slide pin. The surface of the magnesium spray body is anodically oxidized, primarily coated and further coated with fluorocarbon coating. COPYRIGHT: (C)2008,JPO&INPIT
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