Materials Flashcards
Name 6 different types of metals?
Mild steel Carbon steel Stainless steel High speed steel Cast iron Bronze Aluminium & alloys Copper Tin Lead Zinc
Name 6 plastic materials?
Polycarbonate (PC) Polyvinyl chloride (PVC) Polymer Acrylic Polypropylene (PP)-5 Acrylonitrile butadiene styrene (ABS) Polythene Glass reinforced plastic Carbon Fibre plastic Epoxy resin Polyester resin
Name 6 different types of woods?
Hardwoods: Beech Oak Ash Mahogany Teak Walnut Balsa Softwoods: Scots pine Red cedar Parana pine Spruce
Names some timber derivatives?
Manufacture boards: Fibreboards Plywood Block-board Chip-board Hard-board Veneer
Name 2 advantages of aluminium?
Good strength to weight ratio Aesthetic Appeal: polishes well, mirror finishes Can be recycled economically. Corrosion resistant. Malleable and ductile Strong and durable Impenetrable to air, light and moisture.
Name 2 disadvantages of aluminium?
Difficult to join.
Good conductor of electricity and heat making it unsuitable for electronic product cases. Expensive raw material.
Cheap as recycled material.
2 advantages of brass?
Corrosion resistant.
Harder than copper.
Cheaper than copper.
Polishes well.
Name 2 disadvantages of brass?
Good conductor of electricity and heat making it unsuitable for electronic product cases.
2 advantages of mild steel?
Very strong
Easily joined
Can be heated to high temperatures
2 disadvantages of mild steel?
Heavy
Poor resistance to corrosion. Cannot be hardened to tempered.
Excellent conductor of electricity and heat making it unsuitable for electronic product cases.
Expensive
2 advantages of copper?
Easy to shape.
Easy to join.
Polishes well.
2 disadvantages of copper?
Excellent conductor…….
Expensive
Tarnishes
2 advantages of carbon steel?
Cost effective if lit low carbon steel .
Steel with high carbon content is exceptionally strong.
Very strong
Good wear resistance
