Fill Sheet Metal Holes

Sheet metal on the body of cars and trucks is pretty thin usually 18 22 gauge.

Fill sheet metal holes.

For thicker sheet metal an old copper penny might be a quick source of material. Smfm series sheet metal plugs are available in sizes to fit 8mm to 22mm diameter holes. Holes larger than 1 4 need to be filled with metal. Weld thru coating many welding operation leave a section of the weld hidden.

For these types of holes i start by cleaning the area around the hole with an angle grinder and flap disc. A small magnet will help keep the filler metal in place while you weld. Small magnets are especially handy in sheet metal rust repair such as holding a small piece of metal inside a hole. Works on metal wood and concrete.

Then spread the patch out so it s flat against the remaining metal. For clean precise holes in thin sheet metal make a wood sandwich. Provides a finished look. Snap in sheet metal hole plugs provide an attractive finish and a secure fit.

Reach underneath the metal if you re able to or push the patch through the hole. Using lineman s pliers the plug is cut to shape slowly snipping into a circle. Insert the metal patch behind the hole. The patch should completely cover the hole.

Mocap polyethylene plastic flush head sheet metal hole plugs are used to plug holes on appliances automobiles tanks or anywhere a finished look is needed. The easiest holes to fill are small holes about the diameter of a pen or smaller. Easy to use filler can be drilled filed sanded and painted. Fills small holes cracks and perforations.

The kind of plug to use depends on how the thin metal is being used. Simply sandwich the sheet metal between two pieces of wood and clamp everything down on a table or workbench. Perhaps a simple rivet or sheet metal screw can be secured in the hole. Have you ever welded something so thin and worn out that all you do is blow holes in it.

Repairs cracks or porosity leaks in cast metal parts. If the hole needs to contain a liquid a rubber washer can go on the sheet metal screw to render it water tight. Did you want to learn how to work around that and deliver a solid re. Excellent adhesion to galvanized metal.

Holes in thin metal can be filled with plugs.