How To Bend Corrugated Sheet Metal

A corrugated metal roof is quieter than pvc when it rains.

How to bend corrugated sheet metal. If your sheet metal is too thick you may need special machinery like a brake or a torch to bend your sheet into the desired shape. Determine the thickness of your sheet. Rolling can produce a maximum bend of 360 degrees in most forms of metal. You can use a tape measure or ruler to measure the thickness of your sheet metal.

Use a rolling technique to bend sheets of metal roofing. To clamp efficiently lay your sheet metal on the top surface of your straightedge with the drawn line perfectly aligned with the outside edge of the sheet metal. Rolling utilizes a die which is sized according to the desired radius of the metal sheet. Set a straight edge along the section as you work so your line is straight.

Clamping your sheet metal to the straightedge is a must. Step 2 move the metal to the edge of a table. Some metals such as steel can be heated prior to rolling to promote an elastic effect. Otherwise the sheet metal is almost certain to shift as you bend it resulting in a bad bend.

One downside is that the metal sheets have a susceptibility to denting both in installation and during hailstorms. This measurement will be necessary for calculating your bend allowance. Metal roofing resists rot is not susceptible to insect damage and is non combustible a boon in fire prone areas. Line up the edge of your plywood with the bend marks on both sides and put something very heavy on it.