To determine whether you have properly modified the bit you should see two spiral ribbons of plexiglass emanating from the hole you are drilling.
Cutting holes in plastic sheet.
Work the thread back and.
Clamp the plastic firmly between your knees.
Drilling holes in acrylic.
Test your string s durability.
This video segment will show you how to cut plastic sheet.
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Knowing the proper drilling technique for making holes in plastic can save you a lot of headaches and ensure that your holes are clean and evenly cut.
The plastic that you re cutting through needs to be held steady while.
Cutting thick sheets of plastic to make straight cuts on thicker sheets of acrylic and polycarbonate plastic greater than inch thick you ll need to use a table saw or circular saw.
At times you may want to cut the plexiglass to achieve the correct measurements.
Slicing through plastic with string 1.
I recommend using a circular saw jig or a circular saw guide to keep your cuts straight and to prevent the blade from wandering.
Place the acrylic sheet on top of the rigid foam insulation and mark the line to be cut.
Cutting the plexiglass sheet.
If the hole you intend to cut will be 2 square inches you should tape an area twice that size.
Mark or scribe the circle and drill a 1 4 inch pilot hole slightly inside the perimeter.
Apply strips of painter s tape over the area to be cut in parallel strips allowing some overlap from one strip to the next.
4 6 out of 5 stars 208.
Finder 10 straight cut aviation snips scissors for cutting hard material metal sheet cutter.
Use a saber saw or jigsaw with a fine toothed blade for larger circles.
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Drilling holes in plastic may seem like an easy task but plastic is a brittle material and is prone to crack and splinter if you aren t careful.
Install a 7 1 4 plastic cutting saw blade in the circular saw.
This will prevent damage while cutting and allow you to draw a template on the acrylic or plastic.
However it is important that you do it correctly to avoid disfiguring the surface.
