– Product thickness are from 1. 0 mm based on customer requirements. Thanks to our in-house Hot-Dip Galvanization and Electrostatic Painting facilities. We offer the strongest cable trays in their classes. Tri cable is widely used in factories, commercial buildings, water stations. © 2022 All Rights Reserved. MetalEgypt offers multiple cable tray types to suit different load. Perforated Cable trays offer continuous support of cables, they are lightweight, quick and straight forward to install just about anywhere, and generally mean that changing cabling services over the lifetime of a project is an easy process.