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1. Electrophoresis timeThe thickness of the paint film increases with the extension of the electrophoresis equipment time, but when the paint film reaches a certain thickness, continue to extend the time, and the thickness cannot be increased, but it will aggravate the side reaction; on the contrary...

(1) Bleeing liquidIf it is a continuous electrophoresis line, preventive work should be done on the equipment to reduce the harm caused by fluid flow.(2) HangerSome appropriate treatments can be carried out to make the hanger not easy to be stained with electrophoretic paint, thereby reducing...

1. Insufficient gloss of the coating film: the baking time is too long during curing; the temperature is too high; other harmful gases are mixed in the baking; the surface of the workpiece is too rough; the pretreatment method is improperly selected.2. Discoloration of the coating film:...

1. Wheel coating process:On a domestic large-scale wheel production line, the coating process of wheels is: topping, pre-degreasing (spraying), degreasing, washing, washing, pickling (hydrochloric acid), washing, washing, washing, neutralization, washing, surface adjustment, Phosphating, water washi...

First-level maintenance: The key tasks are lubrication, tightening and inspection of all relevant parts, as well as cleaning the three filters (that is, the maintenance of clean air, oil, fuel filters, etc.).Secondary maintenance: Focus on inspection and adjustment. The specific content is to...