Making Sheet Metal Cones

Cut this circle out with your sheet metal shears.

Making sheet metal cones.

Draw a circle on the sheet metal with a pencil compass. Wear gloves for this since the edges of the metal can be very. Light weight sheet metal cones are often used in metal duct work in ventilation systems and cones made from heavy plate are used in metal duct work for steel mills and other large manufacturing applications. It allows you to determine either the size of raw material needed or the number of gore sections to fit on your available material.

You can find cone calculators online. Attach a non flimsy conduit hanger iron bracket to the pole. Draw a line onto your sheet metal the same length as you want the slanted edge of your cone to be. How to roll a metal cone step 1.

Sheet metal cone calculator. The string should be. The dimensions i have are that the final cone will be 58mm high and will have a diameter of 102mm. The pencil will make the circle and the slight.

View the cone instructions below to learn how to manually layout the flat pattern for a truncated cone in single or multiple gore sections. Roll the cone template into a cone shape starting at the wide end working toward the pivot point end. Cut out the cone template from your sheet metal using tin snips and file the edges smooth of any burrs of rough sections with your file. How to bend a cone from sheet metal step 1.

The layout may either be done on the material. Slide the cone down to rest on. Slice the circle. I used aluminum sheet coil but you could use paper or any flat material.

Cut a length of string with a loop at one end and the other end held at the pivot mark. Hi there i am an art student and in the process of making a cone out of sheet metal. I am unable to work out the template i need to produce my final cone. Cut an x in the center of the top half.

Drill a few holes through the overlapping rectangular shape. There are two major types of reducer cones. You can find leftovers at tennis. Slide the tennis ball over the pole to rest on the bracket.

Cut a tennis ball in half. Here is one way to make a cone from flat stock.