The important auxiliary equipment of rolling mill is used for head cutting, segmentation, edge cutting and longitudinal shear of rolled pieces. Due to the difference of rolling mill structure, production mode and production variety, the requirements for shears are also different. According to the temperature of the shear rolled piece, it can be divided into hot shear and cold shear; According to the structural characteristics of shears, it can be divided into parallel shear, oblique shear (including rolling shear with arc shear blade), disc shear and flying shear.
No classification at present.