Cast Acrylic is moisture resistant and half the weight of glass but 17 times stronger. Cast acrylic has a higher molecular weight than extruded acrylic, making it a better choice for shaping, machining and laser cutting. Common uses for Cast Acrylic are signage, aquariums, POP displays and furniture. Acme Plastics' Acrylic Cast White Sheets come in 3 shades of white; 2447 is translucent dull white, 7328 is translucent bright white and 7508 is opaque bright white. Acrylic Cast White Sheets are available in many thicknesses and sizes. Acme Plastics has Sample White Cast Acrylic Sheets.