| 摘要 |
Apparatus is provided for inspecting powder material and for removing the foreign matter therefrom. A rotary table is provided to receive powder material to be inspected on its surface. A feeder supplies the powder material onto the surface of the table aligned in a single layer and a photosensing system detects the foreign matter. The foreign matter is removed by a suction device. Thereafter, the remaining power material is removed by a second suction device.
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