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Mass Manufacturing Techniques (metals) (Die Casting (zinc, aluminium,…
Mass Manufacturing Techniques (metals)
Piercing and Blanking
cut out shapes
has to be out of sheet material
deformation
INDENTIFYING FEATURES:
Most metals in sheet form
MATERIALS COMMONLY USED:
indents
Die Casting
zinc
aluminium
Alloys
brass alloys
MATERIALS COMMONLY USED:
IDENTIFYING FEATURES:
Section Hair lines
Ejector pin marks
Sprue marks
flashes caused by leakage
Press Forming
copper
INDENTIFYING FEATURESS:
brass
same thickness
aluminium alloys
same profile inside and out
Various steels
round edges
MATERIALS COMMONLY USED:
Sand Casting
non ferrous alloys
gold
Aluminium
titanium
Iron
INDENTIFYING FEATURES:
MATERIALS COMMONLY USED:
Turning
Milling
Drop Forging
function
heavy
IDENTIFYING FEATURES:
flashing or flash removal around edges
copper alloys
alloy steels
MATERIALS COMMONLY USED