How To Cut Foam Board In A Circle

Do not use the inch sign or fractions 12. Rotate and mark circle cut carefully with knife. A typical utility knife would struggle with a circle smaller than about 35 inches 9 cm diameter because the point is wider.

how to cut foam board in a circle

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If the circle is larger than about 2 inches 5 cm diameter then a pencil type hobby knife probably could cut it cleanly.

How to cut foam board in a circle.

Set the cutting tool so its pivot point is on the circles center point with the outer blade along the marked circle.
Choose a circle size and measuring method.
Puncture the board all the way to the bottom layer of paper.
Alternatively use a utility knife or a bread knife to make the cut.

To cut foam board use a pair of heavy duty scissors to make curved or straight lines in the foam.
Measure the diameter from one end straight across to another end and the thickness of the cushion cover in inches.
Video of the day step 1.
Take care not to tear the paper away from the cutting line.

You can make the blade cut through the foam more easily by rubbing candle wax onto the knife.
Use a nail in the center of the circle then use a piece of string attached to a pencil with loops so the string doesnt wrap up on the pencil or the nail.
Using a metal ruler cover the foam board part you want to keep and cut into.
Cut out the foam circle.

Cut into the foam board with a utility knife breaking through the top surface of paper.
The third cut should be straight down into the foam board.
Ordering circle cut foam shapes.
Mark the foam board where you want it cut.

How to cut foam board step 1.
A foam board circle cutter contains a device similar to a compass except that it has a tiny blade inside rather than a pencil tip.
Prepare your work area.
The final cut will be made through the bottom layer of paper.

Enter the total in the boxes onscreen using decimals.
Be sure to measure from the inside seams and add 5 inches to your total.
Getting good results would depend on your ability to freehand cut along a previously marked circle.
If you used a compass to trace the line set the needle point all the way through the foam board.