Commercial Processes (section 2 pp questions)

Choose the most suitable metal

• Mild Steel

• Copper

• Iron

Why is this the most suitable metal?

• strong

• resistant to rust / corrosion / it's weatherproof

• it's cheap

• it can be recycled

Choose the most suitable plastic

• Acrylic

• Urea Formaldehyde

• ABS

Why is this the most suitable plastic?

• it looks nice

• it's strong, resistant wear and scratch resistant

• it's suitable for injection moulding

• it can be recycled

Select the most appropriate material for the base

• copper

• cast iron

• aluminium

why is this material suitable

• suitable for casting

• it is heavy so will support a parasol

• it doesn't rust

• it is duarble

Select the most appropriate material

• acrylic

• polypropelene

• urea formaldehyde

why is this the most appropriate material?

• it is lightweight for taking home from the shop.

• it's heavy so will support a parasol

• it is strong, impact or shatter resistant if being moved around.

• it's suitable for injection moulding

What process is used to make the plastic cap?

• vacuum forming

• rotational moulding

• injection moulding

• die casting

Select the most appropriate material for the drill bit.

• brass

• high carbon steel

• aluminium