Developmetn and Production of As-Cast Ferrite Nodular Iron Fork-Arms for Dampener

By controlling melting charge,especially co ntrolling the contents of pearlite stabilizing el-ements,properly selecting co mposition,as well as by optimizing gating system and risers,the as-cast ferri te nodular iron fork-arms for Dongfeng-Honda dampener have been successfully produced on DISA moulding-pouring line.The properties and surface quality of c astings have met the require-ments of Dongfeng-Honda Co.