Assignments

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ADV MAT PROCESSES & DIE DESIGN

Filament Production from Recycled Bottles for 3d printer

Followings are the steps of working mechanism:

PET bottle is forced downward as shown.
Paper cutter blade is placed in such position that it cuts the bottle into stripes of about 5-7mm.
The long strip is moved through a heater and extruder of definite hole to form a cylindrical extrusion.
The extruded plastic is rolled on the pulley.
Arduino and motor driver are used to maintain temperature and motion of the pulley and thus the filament.
The extracted roll can be used as filament for 3D printer.

MATERIAL SELECTION

ASSIGNMENT 03

Use Material selection software to select material for the following three cases:

• Body of electric switch/plug
• Coffee mug
• Cover of mobile phone

Suggest manufacturing process(es) if 500000 units of the above component have to be produced.