Formula To Make A Sheet Metal Cone

Here is one way to make a cone from flat stock.

Formula to make a sheet metal cone. It allows you to determine either the size of raw material needed or the number of gore sections to fit on your available material. Monday friday 8am 4 30pm. So if you want a cone with a 90 point then the ratio is the sine of half the angle of the point b above. See volume calibration templates to mark fluid volumes on cone.

Western sheet metal 2406 hinton dr irving texas 75061 office. Building a cone out of sheet metal is a simple procedure. Once the size of the cone has been determined you can quickly and easily cut out the sheet metal before fastening it together using a rivet gun to permanently set it into a conical form. The dimensions i have are that the final cone will be 58mm high and will have a diameter of 102mm.

The curved steel cone calculator from chicago metal rolled products makes it easy to find the precise curved steel cone dimensions you need. But building a cone to exact sizes and specifications requires using mathematics. I used aluminum sheet coil but you could use paper or any flat material. Sheet metal cone calculator.

Enter top width bottom width and height of the cone see diagram and hit calculate to draw a full scale printable pattern template to mark out the cone. View the cone instructions below to learn how to manually layout the flat pattern for a truncated cone in single or multiple gore sections. By determining the length of the slanted side and the circumference at the wide end of your cone you can quickly and easily produce a cone exactly the size you want it to be out of a flat piece of sheet metal. Thus when you cone is rolled out flat it is a sector of a circle of radius 77 23 mm.

You can find cone calculators online. To mark holes or lines around the cone check holes or lines and enter number of incremetns enter hole slant height up slanting edge of the cone and hole diameter and hit draw. Rolling a metal cone out of sheet metal may be a little easier than you may think. The cone has a diameter at the top smaller than the diameter at the bottom and to accurately trace the shape onto sheet metal you need to make a template out of construction paper.

I am unable to work out the template i need to produce my final cone. Both numbers are the same.