... of PMMA 3. Transparency: 92% PMMA Sheet, Acrylic sheet Introduction:Poly(methyl methacrylate) (PMMA) is a transparent thermoplastic, strong and lightweight. It is often ... available.Thickness: 2mm-50mmMelting point: 160 °C (320 °F)Color: clear, milky, opal, black, red, blue, yellow, green or any other ...