At IndiGrate Composites, we design and manufacture FRP Cable Trays that combine strength, durability, and corrosion resistance to deliver unmatched performance in the harshest environments. Our Fiberglass Cable Tray gives you the load capacity of steel, plus the inherent characteristics afforded by Pultrusion Technology: non-conductive, non-magnetic, and. Atkore is a leading global manufacturer known for its extensive portfolio that includes Cable Tray Systems, essential for effective cable management in construction and renovation projects. Trias Indra Saputra PT Trias Indra Saputra is a leading manufacturer of cable management support, proudly. FRP Cable Trays are non-metallic support systems for routing electrical and data cables in industrial and commercial facilities.