hook ended steel fiber for reinforced concrete

steel fiber with hook ends for steel fiber reinforced concrete made of high tensile cold drawn steel wire; diameter:0.45-1.0mm length:30-60mm feature:high tensile strength,good cost performance,the hooks let the steel fiber grip the concrete tightly. amount of admixture :15-25kg/M3 suggestion: aspect ratio ≤70,otherwise there will be clot. tensile strength ≥1100MPA my email : [email protected] my skype: [email protected]