engineering recuitment NCL Assistant Foreman (Trainee) Mock Test 2024 Production Engineering (Manufacturing) Metal Casting Introduction of Casting
In a permanent mould casting (Gravity die Casting) method
1
Molten metal is fed into the cavity in metallic mould by gravity
2
Metal is poured into die cavity, and after a predetermined time the mould is inverted to permit a part of metal still in molten state to flow out of cavity
3
Cavity is filled with a precalculated quantity of metal and a core or plunger is inserted to force the metal into cavity
4
Metal is forced into mould under high pressure