Drilling Holes In Aluminum Sheet
Drilling a hole in sheet metal with a twist drill is a rather straightforward operation.
Drilling holes in aluminum sheet. The main difference between drilling aluminum and harder materials noted jason hout global dhm deep hole machining product and application specialist for sandvik coromant co fair lawn n j is that the shear point of aluminum is low enough that it can be sliced by the tool s cutting edge as opposed to being pushed out. Whether you want to fix your aluminum siding or mend your aluminum boat you may want to know how to repair holes in aluminum. Automatically deburrs hole when you drill. For the cleanest hole clamp a second piece on top of the metal making a sacrificial sandwich.
Co z 5pcs hss cobalt multiple hole 50 sizes step drill bit set with aluminum case. Simply sandwich the sheet metal between two pieces of wood and clamp everything down on a table or workbench. Are you keen on getting to know more about the right options for drilling holes in metal. Rinse thoroughly with water to remove the detergent dirt and debris.
How to effectively drill through aluminum june 6 2018 permalink. For clean precise holes in thin sheet metal make a wood sandwich. The problem is that the diameter of the hole is much larger than the thickness of the sheet and regular twisted drill bits do not work well. Repairing small aluminum holes step 1 clean the area around the hole in the aluminum with a sponge soaked in warm water mixed with liquid detergent.
The wooden bread layers of the sandwich keep the sheet metal flat and prevent the drill bit from wandering as it bores through the sheet metal. The classical situation is drilling holes to mount switches connectors and potentiometers on the front panel of some instrument. You start off by drilling a small diameter pilot hole and then drill gradually larger holes until you get. Drilling soft materials such as aluminium and copper can cause a whole range of challenges that can limit tool life minimize production and cost you money.
Sooner or later every homebrewer needs to drill holes in sheet metal. When drilling thin sheet metal clamp the metal over a piece of sacrificial plywood or other flat sheet good like mdf or particleboard to help prevent the bit from tearing up the hole.