Above all, alloy ductile cast iron is generally selected as the material of edger roll and its durability is better than high carbon semi-steel.
Above all, alloy ductile cast iron is generally selected as the material of edger roll and its durability is better than high carbon semi-steel.
综上所述，国外㈠型钢轧边辊材质一般选用合金球墨铸铁轧辊，所以其耐磨性也相应地优于高碳半钢。