... the minor particle, impurities, fiber, copper scraps and dust generated from the production of various electronic products to ... acceptability rate. When used in conjunction with the dust-binding paper, it can extend the life of ... Applicable fields: It can be used as the cleaning tools during surface processing in production of circuit board, PCB ... 2", 2", 3", 4", 6", 8", 10", 12" dust removing roller