How many circular mil in 1 square millimeter?
The answer is 1973.52524139.
We assume you are converting between circular mil and square millimetre.
You can view more details on each measurement unit: circular mil or
square millimeter
The SI derived unit for area is the square meter.
1 square meter is equal to 1973525241.39 circular mil, or 1000000 square millimeter.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between circular mils and square millimeters.
Type in your own numbers in the form to convert the units!

A circular mil is a unit of area, equal to the area of a circle with a diameter of one mil (one thousandth of an inch). It is a convenient unit for referring to the area of a wire with a circular cross section, because the area in circular mils can be calculated without reference to pi (π).

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