How To Cut Galvanised Steel Sheet

How to cut galvanized steel hunker.

How to cut galvanised steel sheet. Slip on protective glasses and gloves before trimming the wire. Apply a thin layer of paraffin or saw wax to the blade just enough to cover the surface before making any cuts in the metal. Metal is difficult for saws to cut and rubbing wax along the blade helps prolong its sharpness. Jigsaws and metal cutting band saws are more work but can make most cuts in light to medium sheet metal.

If you ve got a lot of straight cutting to do buy tin snips like the one shown in photo 4. Mark a bend line and place the sheet metal on the edge of your bench. Step 3 setting up the grinder mount the 6 inch cutting wheel to the clutch grinder. Trimming steel wire or cables.

Finally bend the sheet up by hand to the angle desired. The zinc in galvanized steel can react with moisture from the scrap metal creating a highly flammable stream of hydrogen that shoots out when the outer layer of galvanized steel is cut. As you cut one side of the sheet metal will ride up and over the. Even so your cut will probably be a little ragged.

It cuts metal almost as easily as a scissors cuts paper. A handheld cutting tool fitted with a metal cut off wheel will easily cut through sheet. Measure and mark off your sheet metal on a flat surface. Using a permanent marker mark the sheet and use a ruler or a straight edged wood to connect marks if you are going to cut in a straight line.

Take your time and don t rush the cutting process. And the long blades make it easy to cut straight and leave a smooth edge. To cut your galvanized pipe efficiently you need to hold the saw steady and follow the curvature of the pipe as you work. Secure the pipe in either a pipe vise or a solid bench vise.

Slicing through steel sheet metal. Apply cutting oil and tighten the knurled handle of the. How to cut galvanized steel method 1 of 3. Wax your saw blade before cutting sheet metal.

Clamp the wood on top of the metal to the workbench. Next place the wood parallel and slightly behind the bending line. Place the rotary pipe cutter on the galvanized pipe centering the line you need to cut with the blade of the cutter.