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METALS (Cut and joining techniques. (Marking: Scribers and centre punche,…
METALS
Cut and joining techniques.
Marking: Scribers and centre punche, odd-Ieg calhpers and compasse
Power tools for cutting: Circular saw...
Cutting: Metal cutters or shears, guillotine...
Drilling
Shaping / turning
Rough finishing
Power tools for rough finishing
Permanent joints
Temporary joints
Finishes
Properties.
Magnetic
Toxic
Tough
Shaping techniques.
Powder metallurgy
Casting
Shaping
Rolling, extrusion, forging...
Where and how metals are obtained.
Surface mining is used when the mineral layer is near the surface
Underground mining is used when the mineral is deep below the surface
