Product design Criteria: Modern materials

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What is a modern material?
A material that has been invented since 1960-70s & onwards.
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How does fibreoptics work/ what do they do?
Transmit info using glass fibres, enables data ti be transmitted over long distances
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How is the data in fibreoptics transmitted?
Binary, 0's and 1's. Allows massive amounts of data to be transmitted. At receiving end signal can be converted into electronic data.
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Name 3 products that Liquid Crystal Displays can be found in
Calculators, Mobile phones, Laptop computers
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How does LCD work?
small voltage is applied to crystals, orientation of crystals change to match path of electron flow.
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Give the properties of Titanium and some examples of products/uses
High strength to weight ratio. Corrosion resistant. e.g. Aerospace, medical, mechanical industries
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What temp does Polymorph soften at?
60, low melting point polymer.
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Name the most useful Microfiber properties
Waterproof, breathable & lightweight. (60x thinner than human hair)
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How are carbon fibers made?
carbon fibres woven into cloth, mixed with (epoxy) resin. forced into mold of desired shape in autoclave (steam heated oven).
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What types of coated metals do you get (name material)?
Polymer coated mild steels and aluminium, PET or PP coated - transparent of range of colours
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what are the Properties of coated metals, some apllication?
Food friendly, good chemical resistance, top layer can be printable. (food containers, soft drinks cans)
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How are coated metals produced?
metal heated to 230, dipped into fluidised bath of thermoplastic granules that stick to metal.
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What are the properties of Flexible MDF, why is this?
Flexible, groves of thinner sections allowed to be bent slightly.
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What are the properties of Flexible Plywood, why is this?
flexible, only 3 layers. two outer laers open grained timber which is thicker than inner core, direction of grain determines direction of curv
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What are the Properties of Aeroply
thin plywood of very high quality, lightweight, strength can be laser cut and include steembending
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Other cards in this set

Card 2

Front

How does fibreoptics work/ what do they do?

Back

Transmit info using glass fibres, enables data ti be transmitted over long distances

Card 3

Front

How is the data in fibreoptics transmitted?

Back

Preview of the front of card 3

Card 4

Front

Name 3 products that Liquid Crystal Displays can be found in

Back

Preview of the front of card 4

Card 5

Front

How does LCD work?

Back

Preview of the front of card 5
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