Bending Acrylic Sheet In Oven

How to oven form acrylic.

Bending acrylic sheet in oven.

As you ll need to put the plastic sheet into the oven this is your size limitation. Add tip ask question comment download. You should have thermal gloves when removing the sheet from the oven. If you don t have a toaster oven you can carefully use a heat gun to heat the acrylic.

Lay your plastic on your heat safe work surface and place a scrap of stripwood over your plastic roughly 1 4 of an inch in front of where you want your bend to be. Use the spare piece of flat scrap wood to push the acrylic back and down while you aim the heat gun at the acrylic. Thermoforming acrylic and pvc sheet in eplastics large oven. To view this site you must enable javascript or upgrade to a javascript capable browser.

Heating is a slow process in order to make sure that you get a straight bend in the acrylic. Have a mold ready to use. Preheat the oven to 250 degrees f. Also called oven forming in this technique the sheet is heated to its forming temperature in an oven and then placed over the mold.

If you have a toaster oven set it to about 200º and leave the door slightly ajar. Unwrap the acrylic from its protective sheets. Heat for approximately five minutes. Preheat oven to 300 degrees fahrenheit.

Essentially drape forming bottom is clamping a piece of sheet plastic in some type of clamping mechanism putting this material into a heating oven heating the plastic sheet up to a desired temperature retracting it from the oven draping it over a mold trapping the sheet just inside the clamping mechanism over the edge of the mold flange and applying a vacuum to the mold chamber. The large pan prevents the plexiglass from coming into contact with the hot rack which can distort the plexiglass due to uneven heating. Remove from the oven. Measure the inside of your oven.

Place the part of the acrylic to be bent just above the open door wait for it to soften enough and then bend it to the angle desired. Prepare your heat gun for bending the acrylic. Bake and set the timer. Javascript is disabled on your browser.

Make your pressure on the acrylic as even as possible while you push. The example here is the outside of a mold but it can work inside too. Thicker plastic will need a wider radius curve for most bends. Make adjustments appropriate to the specifications of your project.

It is then held in place until it cools down.