colored acrylic rod,square acrylic rod,twisted acrylic rod,square acrylic rod,frosted acrylic rod,red acrylic rod Poly(methyl methacrylate) (PMMA) is a clear, colorless polymer used extensively for optical ... and poor chemical resistanceAcrylic transparent/color/bubble sizes: (dia. unit:mm) 1. square rod: 3*3,4*4,9*9 ... 120.130.132.150mm;5. color rod: Φ8.10,11.12,.35,40,45.51mm6. bubble rod: Φ5.6.7.8.9 ...