Mesh cable trays can be easily cut and bent onsite. Strategic side cuts allow smooth corner transitions. Learn the essential process of making cable trays—those metal channels that organize and protect electrical wiring! This short shows key steps: cutting sheet metal to size, punching or slotting for wire access, bending edges to form the tray shape, welding joints for strength, and smoothi Learn the. The purpose of this article is to define the sequence and methodology for the installation of electrical cable trays, cable trunking, cable raceways and boxes, junction and pull boxes. The method gives details of how the work will be carried out and what health and safety issues and controls that. The bends, tees, crosses, risers and reducers of wire mesh cable tray can be easily and quickly made live at the project by using a bolt cutter. These trays are used in various industries for organizing cables that carry power, control signals, or communication lines. The steps involved in producing. Cable tray manufacturing involves creating trays that are designed to hold, support, and protect electrical cables in various environments. The selection of material and finish is a function of the environment in wh tant in a wide range of environments, and easily formable (Appendices II and III). Aluminum's exceptional corrosion resistance, particularly.