... and colorless 3,good weather resistance 4,precision machining PMMA/Acrylic/ Polymethyl Methacrylate Machinning Part Name: PMMA (polymethyl methacrylate)Colors ... available in various colors.I. PMMA DescriptionPMMA ,also called acrylic, is a kind of colorless and transparent particle. It ... , energy and electricity saving, reducing the cost. PMMA/Acrylic/ Polymethyl Methacrylate Machinning Part