Construction Industrial Cable Tray Lightweight Aluminum Alloy Partitioned Trough Elegant Powder Coated Product Name Aluminum Alloy Powder-coated Partitioned Trough-type Cable Tray Materials Aluminum, Aluminum Alloy 4. Aluminum,Aluminium Alloy Specification Thickness: 0.5 mm - 2.0 mm Height: 25 mm - 500 mm (Light, Medium, Heavy Duty) Width: 50 mm - 1200 mm Length: 2-6M (can be produced according to appointed length) Finished: Anodic Oxidation, Power Coating Surface Finish