Slitting blades material:9CrSi/Cr12MoV/W6Mo5Cr4V2/W18Cr4V and etc.In order to serve and supply you better products,we sincerely hope that you could afford such information as below:1)Detailed size or Dimension:Outer Diameter,Bore Diameter,Teeth Number,Thickness,Segment Size; 2)Segment Welding Methods:Laser,High frequncy,Hot press,Cold press 3) Base Body Materail: 9CrSi,Steel,or others 4) Your Quantity; 5) Your diagram;6) any other information you want to know.