A Comprehensive Guide to Understanding High-Density Polyethylene Plastic Durability
Our Mirrors with “Heavy-Duty Plastic Backing” On NationalSafetyMirror, when you see security & safety mirrors as having a heavy-duty plastic back, we are referring to HDPE, or High Density Polyethylene. Our convex and dome mirrors with a heavy-duty plastic back use a 1/8” of HDPE as the backing material. High-Density Polyethylene (HDPE) has properties that…