Repair of wrinkles and bumps on New Car
Wrinkles and bumps caused by external impact or extrusion, if the damage is light, the metal does not stretch, which is elastic deformation. For heavier damage, the metal will stretch, which is plastic deformation of New Car. When the impact or extrusion is particularly severe, tearing will occur. The exposed parts of the sheet metal of the Fuel Car body are likely to have wrinkles and bumps.