Would you please tell me what putty to use on the aluminium board, what kind of putty, and the painting process?Applied atomic ash.Consider adding an interface agent, that is, applying an interfacial agent on the
aluminum plate, and then applying a topcoat on the interface agent after drying.You can also consider adding primer or putty, and then spray paint.In summary, adhesion of the topcoat is reinforced with an agent.Applied atomic ash.Consider adding an interface agent, that is, applying an interfacial agent on the
aluminum plate, and then applying a topcoat on the interface agent after drying.You can also consider adding primer or putty, and then spray paint.In summary, adhesion of the topcoat is reinforced with an agent.Other related question