Macro Polypropylene fiber

FedFiber®FDM500S is one macro polypropylene fiber, used for structural concrete reinforcement. It has waved shape ,which make the fiber can bond with the concrete together tightly ,and improve the cracking resistance of concrete .FDM500S macro polypropylene fiber made by raw polypropylene blend with polyethylene,so it has perfect alkali resistance ,corrosion resistance,durability. Some times , the fiber can replace the steel fiber or steel bar completely in special concrete projects, like concrete floor, slab,airway etc.