In the process of rough rolling, the alloy semisteel was chosen, and the unlimited chrome and molybdenum chilled ironroll material was used in the process of fine rolling.
在粗轧阶段选用了合金半钢材料轧辊,在精轧阶段选用了铬钼无限冷硬铸铁材料的轧辊。
2
The roll disk wearing testing machine is used to study the wearability of alloy cast iron after laser melting. The test result shows that the wear weightlessness is reduced greatly.