应这样刮配轴瓦有些司机和修理工在更换、刮配轴瓦时，每刮削一次，就用砂布打磨一次，自认为这样可以削除刮削痕迹，使接合面更好，其实这样作并不妥。用砂布打磨后，会在瓦面的合金层中留下砂粒，使用中会加速轴颈的磨粒磨损，同时打磨后还会使轴瓦表面留下砂粒拉伤的沟... Shafts should be so equipped with some drivers and mechanics in the replacement, scraping with bushings, scraping once, using abrasive cloth grinding time, since that can remove scraping marks, so that the bonding surface is better, in fact, this is not appropriate. After polishing with emery cloth, the sand will be left in the alloy layer of the tile surface, which will accelerate the abrasive wear of the journal during use, meanwhile, the surface of the bearing pad will also be left with sand torn ...