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Metal Properties Advantages Disadvantages
Mild steel Tough Easily worked on Will rust if left
Malleable Relatively cheap
Can only be
Magnetic Can be recycled case-hardened
Stainless steel Hard Easily cleaned Specialist welding
Tough Does not need any required for joining
surface finishing
Excellent corrosion
resistance Can be recycled
Carbon steel Ductile Can be recycled Will rust if left
Can be easily heat
Ferrous metals

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Properties of metals
Property Definition Materials Product uses
Ductility Being drawn or Mild steel Electrical cables
stretched into thinner,
smaller sections Copper
Malleability Being deformed by Mild steel Car body panels
compression without
tearing or cracking Aluminium
Hardness The ability to Stainless steel Kitchen sinks
withstand abrasive
wear and indentation high carbon steel Tool blades/bits
Toughness The ability to Mild steel Nails, screws
withstand sudden and
shock loading without
Elasticity Returning to the High carbon steel Springs
original shape once Silver steel
the…read more

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Tension To withstand being Carbon steel Nails, screws, nuts and
pulled apart bolts
Compression To withstand being Mild steel Car body panels
Shear The ability of a Stainless steel Security shear nuts
material or joint to
withstand being slid or
pulled apart
Properties of thermoplastics
Polymer Properties Uses Advantages Disadvantages
Acrylic Good impact Fish tanks Recyclable Scratches easily
Lightweight Baths Polishes and Poor chemical
Good electrical finishes well resistance
Polyethene Tough Carrier bags, Not easily Most of the
Chemical toys, washing…read more

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Tough cable
Waterproof insulation
High-impact Tough Food Available in Expensive
polystyrene High impact appliances numerous
(HIPS) strength colours Limited flexibility
Rigid Toys
Can be Will not
Good electrical
Cutlery machined and biodegrade
DVD and CD
cases Recyclable
Acrylonitrile-buta High impact Kitchenware Available in Relatively
diene-styrene strength numerous expensive when
(ABS) Tough Camera cases colours compared with
Scratch polystyrene
Durable components
Good chemical
resistance Telephone
Good electrical cases
Properties of thermosetting plastics
Polymer Properties Uses Advantages Disadvantages
Polyester…read more

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Urea Stiff Tableware Can be Toxics fumes
formaldehyde Hard Worktop coloured given off when
Brittle laminates it cures
Scratch-resistan Buttons High surface
t Electrical
Stain-resistant casing
High tensile
Properties of polymers
Property Definition Materials Product uses
Plasticity Changes shape Acrylic Moulded products e.g.…read more

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Reactive glass ­ Photochromic glass or smart glass
Carbon nanotubes ­ made up from carbon molecules ­ six times lighter than steel, 500 times
As flexible as plastic.
Conducts heat and electricity better than any other material discovered.
Can be made from raw materials such as methane gas.
Almost totally inert (chemical resistant).
Used to strengthen plastics on cars.…read more



Very helpful!!!!

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