To cut the material with a scoring knife you should make a small cut in the marked area.
How to cut 1 4 acrylic sheet.
Set the sheet down on a sawhorse mark where you want to cut.
Then place the sheet on a table with the marked side facing up.
In this video we demonstrate the four most common ways to cut acrylic sheet also known as perspex acrylit.
Place the sheet of plexiglass on a sawhorse so you can cut through the sheet while keeping it flat and secure.
Use a plastic laminate scorer to cut acrylic by hand.
Use acrylic jigsaw blades to cut acrylic with a jigsaw.
Score the line in the acrylic with a plastic scoring blade.
Clamp the plexiglass sheet to the work surface for stability.
If you want a straight cut in a thin acrylic or polycarbonate plastic sheet up to inch thick reach for a simple utility knife then follow these steps.
Lay the sheet on a flat surface and using a yardstick and a permanent marker or a grease marker measure and draw the line you wish to cut.
Bend the acrylic over the edge to cut the acrylic sheet.
Next hold the yardstick to the marked line and run.
Cutting thin sheets of plastic.
Pull the blade towards you along the line.
Line the plexiglass sheet along the cut line.
Use a straight edge or a ruler to mark a straight line on the sheet of plexiglass.
Acrylic sheet larger than the size of your project.
Apply pressure to the tool and let your guide direct the cut until it is 1 8th of an inch into the sheet.
Use the saw at a slower speed or keep the material cool by spraying water over the cut point during the saw operation.
This can take many passes to complete so be patient and precise.
This line will be your cutting guide so make sure it is straight and visible.
For acrylic sheets thinner than inch use a scoring which will produce a deep scratch rather than the chipping effect you d get from a hardened wheel.
Fit a circular saw or table saw with a fine blade with crosscut teeth to prevent chipping the piece during the cut.
For a dremel you should clamp the material down and slowly make the cut.