Both types of iron are highly recyclable, which adds to their sustainability. At the end of their life cycle, iron fences can be melted down and reused, reducing the need for new raw materials and minimizing waste.
Aluminum profiles are metal materials. Aluminum add various metal elements to make various alloys, which have advantages that other alloy profiles cannot match. Aluminum alloys has light weight and high strength, and can be extruded into a variety of complex cross-section profiles meeting the requirements of door and window design for various new sections.