Workshop Technology
In a hot chamber die casting machine

Nonferrous alloys with low melting temperature are casted
Ferrous alloys with low melting temperature are casted
Nonferrous alloys with high melting temperature are casted
Ferrous alloys with high melting temperature are casted

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Workshop Technology
In a compound die

Two or more cutting operations are performed at one station of the press in every stroke of the ram
Only one operation is performed at each stroke of the ram
Two or more operations are performed simultaneously at the single stroke of the ram
Both cutting and non-cutting operations are performed at one station of the press in every stroke of the ram

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Workshop Technology
Extrusion

Is used to improve fatigue resistance of the metal by setting up compressive stresses in its surface
Is extensively used for making bolts and nuts
Consists of pressing the metal inside a chamber to force it out by high pressure through an orifice which is shaped to provide the desired form of the finished part
Is used for reducing the diameter of round bars and tubes by rotating dies which open and close rapidly on the work

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