People with metal bathtub coated with enamel porcelain often realize that the oxide layer starts eating porcelain after years of use by making a hole. To keep all your bathtub is full of rust will have to take steps to repair the hole.
Instructions to fix a hole in metal bathtub:
removes rust around the hole with a stiff wire brush gently and slowly. Dip a clean cloth in cold and brushing all waste water. Pour a detergent around the hole and clean it. Dry with a clean cloth. The surface must be completely clean and dry before servicing.
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Mix the epoxy resin and hardener in a small bucket. Pour the mixture of resin and hardener in the hole. Fill the hole with epoxy until mixture is level with the bathtub.
Uses computer repair porcelain to paint over the epoxy and make the area look new. These kits come with a small brush that lets you paint the product in chips and repaired areas. Apply a thin layer, let it dry and then apply a second coat. Sand the area lightly with sandpaper so that the surface of metal bathtub is flush. Rub the repaired area with a white cloth.