D&T AS Metals and Plastics

The types of metals that contain Iron

• Non Ferrous
• Alloy
• Duralumin
• Ferrous

The types of metals that almost all are magnetic

• Non Ferrous
• Alloy
• Duralumin
• Ferrous

The types of metals that are not magnetic

• Non Ferrous
• Alloy
• Thermo
• Ferrous

A group of metals formed by mixing two or moremetalstogether

• Non Ferrous
• Alloy
• Thermo
• Ferrous

Which is an advantage of using metals manufacture

• They are cheap
• Containers can be made easily in any factory
• metals are more sustainable than plastics
• Metals can be directly printed on or a label added for complete graphical coverage

What is the main material used in drinks can manufacture

• Duralumin
• Aluminium
• PET
• Chromium

What material has an excellent resistance to corrosion

• Mild Steel
• Cast Iron
• Pig Iron
• Stainless Steel

What is an advantage of duralumin

• Machines and casts well
• Very expensive
• Hard to machine
• Nice appearance

What is a disadvantage of stainless steel

• Can corrode
• Relatively expensive
• Is brittle
• surface finsh is hard to keep

What is one of the main advantages of using polymers in packaging

• Abundant
• Lightweight and versatile
• Expensive
• Easy toget hold of