Group items tagged

1. Before the formal production, the dust and dirt and other foreign matter on the surface of the equipment and the coil should be carefully cleaned to keep the equipment and the ground floor and articles clean. At the same time, all rollers on the guide road which the strip passes should be carefully cleaned. When necessary, it needs to be polished with sandpaper and then wiped clean with alcohol to ensure that the surface of the finished product is free from scratch and other defects caused by this process.