4. Categories of Manufacturing
Three basic categories of manufacturing processes are:
– Forming processes.
– Machining processes.
– Assembly processes.
5. Forming Process are:
Casting : Pouring metal into the mould.
Forging : Metal is heated & desired shape is given
by pressure.
Extrusion : Forcing metal through dies.
Stamping : Cold working process with the use of
dies.
Embossing & Coining : Metal is stretched.
Spinning : High speed lathe machine is used.