Get the right mold material.
How to mold plastic sheets at home.
The first thing you need to have for creating a plastic part is a mold.
Apply a layer of mold putty to the exposed half of the master item.
To make your own molds try forming clay around one half of an object then the other half.
And if you really want to give it a try then the following five steps are all you have to perform.
Preheat the oven to 250 degrees f.
Place the two halves together leaving a hole in the top where the plastic will be poured.
Place a plexiglass sheet on large pan and place on the middle oven rack.
Have a mold ready to use.
Put some coins under the edges of the form to allow the air to flow freely between the form and the pegboard.
Coat the master part with a release agent.
Heat for approximately five minutes.
The example here is the outside of a mold but it can work inside too.
Attach your vacuum cleaner hose to the attachment on the side of the plywood box.
Measure the inside of your oven.
The large pan prevents the plexiglass from coming into contact with the hot rack which can distort the plexiglass due to uneven heating.
Make adjustments appropriate to the specifications of your project.
A layer of silicone mold putty will form 1 of the mold s inner walls.
The mold is a.
Molding the plastic place your form in the center of the pegboard on top of the plywood box.
Cover the master item s exposed half with silicone mold putty.
You need to have one master part for making the mold.
Apply mold putty to the clay bed s surface carefully covering the alignment keys.