Shear blades: Shear blades are used in the Electro-mechanical and metallurgy and other industrial manufacturing and processing. They are made out of different materials depending on cutting applications. SKS is able to fabricate one-piece shear blade from 3-7 meters . Using materials of the Rotary shear blade: 5CrW2Si、6CrW2Si、9Cr Si、H13、Cr12MoV、SLD(7 Cr7Mo3V2Si) etc The coating of the Rotary shear blade: TiN, A1TiN,TiCN TiA1N, TiCN, CrN.DLC etc Application--- for cutting Wood, plastics, rubber, paper, food, leather, electronics, fabrics, film& foil, ect. Production procedure: If there is any confusion over the type of industrial blade that you need or for more blade details, please feel free to contact us by email: amanda@machineknifemfg.com or by phone 86-025-57265888.