1)Excellent tensile, 2)Binding and shearing strength, 3)Resistance against cracking,high tenacity,impact and fatigue. This fiber is made from steel wire coated copper,it is mainly used in reactive powder concrete,(in short RPC),it takes the belowed advantage:excellent tensile,binding and shearing strength,resistance against cracking,high tenacity,impact and fatigue.Technical parameter:Diameter:0. ...