Carpet Roll Diameter Calculator

Calculating the diameter of a roll how do you calculate the diameter of a carpet roll when you have the length and the thickness.

Carpet roll diameter calculator.

Diameter sqrt length thickness pi tube diameter tube diameter 4 4 pi the area of the circular cross section of the rolled up carpet diameter diameter pi 4 is the same as the area of the circular cross section of the tube tube diameter tube diameter pi 4 plus the area of the edge of the carpet thickness length. Outside diameter to be calculated. For example if the carpet roll is 22 inches the radius will be 11 inches. Enter the values needed below and click on calculate to obtain the diameter of your roll.

Roll diameter calculator instructions. If the center hole diameter is 6 inches the radius will be 3 inches. 13 5 and 15 feet widths are also available. L m number of turns.

To use the roll diameter calculator just fill in the material and roll measurements then click the calculate button for the answer. If you have a room 10 feet wide by 10 feet long you ll need to purchase a 12 foot by 10 foot section of the. Variations due to. Roll diameter calculator quickly find the size of a roll by using this convenient roll diameter calculator.

Retailers sell carpet in precut widths on a roll most commonly 12 feet in width. 9 24 95 at 12 36 46 from. Calculates the outside diameter of a roll of material when the rolled length of the material thickness of the material and diameter of the hole in the center or the tube on which the material is wound are given. D 0 mm roll external diameter.

Carpet is quoted either in lineal metres or square metres so ensure that you are comparing like for like. Assuming the rolled up carpet is a cylinder with diameter and width. D 1 mm tape length. Find the area by multiplying 3 14 11 2 379 94.

Find the area of the entire carpet roll and the area of the hole in the center.