Pengaruh Clearance Punch Dan Dies Terhadap Hasil Pembuatan Scrap Stain Menggu…

ABSTRACT The combination punching machine and plate bending machine is a machine that belongs to the press type with the use of punches and dies to make holes or bends. In the product manufacturing process, blanking and punching processes are used to produce sheet metal according to production, industrial and household needs. Blanking is a process of cutting metal in sheet form by punching hol…