Rolling slitting shear is used in medium and heavy plates shearing line cutting area of medium and heavy plates plant in steel company. Cut the production plates after leveler, cutting head and cutting tail into different width to meet different requirements of market.

According to different structure, slitting shears are divided into hydraulic slitting shears, disc slitting shears and rolling slitting shears. Among these, hydraulic slitting shears are usually used in single plate, and disc slitting shears for thin plates, rolling slitting shears for 5-50mm medium and heavy plates.

In 2005 and 2007, NHI supplied two rolling slitting shears for Jiangsu Sha Steel Company and Yingkou Wukuang Steel Company medium and heavy plate plant, cooperating with UK VAI Company and Germany SMS Company. These two shears have been operated for many years and well commented by the users. NHI rolling slitting shears have following characteristics, large range of cutting thickness, smoothly cutting section, no steps, no bending, less energy consumption, long lifetime and high automatic, meanwhile, for production plates, two pieces after cutting are still production. At present, NHI is the only manufacturer that is able to design, manufacture and commission for rolling slitting shears in China through cooperation and accumulation in the medium and heavy plates field.