Process CardNo. Process Name Process Content Positioning Basic Equipment Material Preparation Strip raw materials with width of 135, length greater than 135 and thickness of 5 are prepared. The hardness of the material in Warehouse 2 reached HRC45-50 after high temperature treatment. Heat treatment 3 leveling is checked by leveler. Leveling the bottom surface of strip-shaped raw materials The leveler 4 cuts and cuts into 135* 135 square steel sheets. The laser cutter 5 grinds the upper and lower surfaces to meet the requirements by plane grinding. The plane grinding of the bottom surface is 6. The lathe 7 that turns the center hole of the saw blade outside the lathe is leveled by the leveler, and the leveled upper and lower plane bottom surfaces are processed by the wire cutting machine 10.