Plastic Properties Note: This list contains the most common materials used by Unibox. Other polymers are available upon request. Material Property Used for Unibox Part Flammability U.L. Rating Test condition: .060″ Tensile Strength 1/8″ thickness Click for Full Data Sheet Standard ABS Enclosure All gray, black, bone and white Unibox standard enclosures 94 HB 6530 psi. Standard ABS (Clear) Enclosure All clear Unibox standard enclosures 94 HB 6960 psi Flame-Retardant ABS Enclosure Custom option for any standard Unibox enclosure 94 V-0 5500 psi Polypropylene Enclosure Hinged enclosures 94 HB 5400 psi Standard ABS Accessory Digibezels, panels, wall mount adapters 94 HB 6530 psi Acrylic Accessory Windows 94 HB 8100 psi Dynaflex Accessory Feet 94 HB 250 psi (rubber)