Cold Forming Acrylic Sheet

Extruded sheet should be heated to between 290 and 320 f 145 and 160 c.

Cold forming acrylic sheet.

Cold forming is possible. Even temperature distribution throughout the sheet s thickness is recommended. To calculate the minimum bend radius of curvature multiply the thickness of the sheet to be used by 330. Cold forming plexiglas sheet can be cold formed bent at room temperature in a smooth arc and held to a radius by forcing the material into a curved channel support.

Before forming the sheet s temperature must be higher than the desired temperature to allow for cooling that will occur prior to the start of forming. Acrylite ff acrylic sheet is available in. Spectar supposedly looks and handles much like acrylic but with the surprising property that it can be cold formed without breaking or whitening and exhibits a memory effect holding a cold bend until reheated. Line bending or thermoforming a brasion resistant acrylic sheet is not recommended.

This device can reduce appreciably the labor required for clamping and unclamping sheets preparatory to forming. It can also shorten the time required to transport the heated sheet from the oven to the forming equipment thus minimizing the possibility of cold forming. Acrylite gp cell cast acrylic sheet is available in more than 200 colors thicknesses ranging from 0 060 to 2 0 1 5 mm to 48 mm and in sheet sizes from 36 x 48 900 mm x 1200 mm to 72 x 120 1800 mm x 3000 mm. Release mechanism for hanging plexiglas acrylic sheets in heating ovens.

To reduce the length of the forming cycle pre dry the sheet in a spare oven and transfer it directly into the forming oven at 176 f 80 c after the drying period. Uk educational supply center centre mindsets online sells variously sized 3mm thick sample sheets of eastman s spectar copolyester at not completely outlandish prices. It is important to provide sufficient clamping of the sheet during the forming process.