1.PP Fiber 6MM,for concrete road,bridge,airport road ,walls of tunnels, and reservoir projects 2.ISO9001;2008 SpecificationsMaterial: Virgin polypropyleneColour: White Length: 3mm, 6mm, 9mm, 12mm,18mmSpecial weight: 0.91g/cm3Use: Fiber-reinforced mortarsResistance to Acids: StrongElastic modulus: >3500MpaTensile strength: >5600MPa /Nmm²