| 摘要 |
PROBLEM TO BE SOLVED: To provide finishing material for barrel finishing that is uniformly mixed with parts which are objects to be finished, so that they rub each other to achieve effective finishing in short period of time. SOLUTION: The finishing material comprises resin mixed with a number of ceramic grains 1. A number of grains 2 of metal are mixed in it to set its specific gravity at 3-5. COPYRIGHT: (C)2004,JPO |
