Link : Unit 1 NotesĮffects Of Parameters: Temperature, strain rate, friction and lubrication, a hydro static pressure in metalworking, Deformation zone geometry, work-ability of materials, Residual stresses in wrought products.
Link : Unit 2 Notesįorging: Classification of forging processes.
Expressions for forging pressures & load in open die forging and closed die forging by slab analysis, concepts of friction hill. Rolling: Classification of Rolling processes. Types of rolling mills, the expression for RoIling load. Frictional losses in bearing, a power required in rolling, Effects of front & back tensions. Link : Unit 4 Noteĭrawing: Drawing equipment & dies, the expression for drawing load by slab analysis, power requirement. Redundant work and its estimation, optimal cone angle & dead zone formation, drawing variables. Extrusion dies, seamless tubes, variables, simple problem Link : Unit 6 Notes Link : Unit 5 NotesĮxtrusion: Types of extrusion processes, extrusion equipment & dies, deformation, lubrication & defects in extrusion. Sheet & Metal Forming: Forming methods, dies & punches, progressive die, compound die, combination die. Open back inclinable press (OBI press), piercing, blanking, bending.
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