Aramid fibres - Kevlar and Nomex

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  • Created by: Steff06
  • Created on: 09-06-16 11:13
What does aramid refer to?
A group of strong, fire-resistant synthetic fibres.
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What are 2 types of aramid fibres?
Kevlar and Nomex
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What company was Kevlar produced by?
DuPont
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What are the good properties of Kevlar
High tensile strength, lightweight, flame and chemical resistant, flexible and comfortable.
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What makes Kevlar strong?
It is a polymer chain with cross linkages and hydrogen bonds.
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What are the disadvantages of Kevlar?
Very absorbent, difficult to cut. Too stiff and expensive, not widely available to public.
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What is Kevlar used to make?
Reinforcement materials, hoses and belts. Parts of aircraft, bulletproof vests, car parts.
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What are the advantages of using Nomex?
High strength, can withstand high temperatures. Resistant to acids, mould/fungi-resistant. Flame resistant and non-toxic.
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What are the disadvantages of using Nomex?
It cannot be recycled and it is not as good for the environment.
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What are the uses of Nomex?
Flame and heat resistant, race car drivers, military and astronauts.
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Other cards in this set

Card 2

Front

What are 2 types of aramid fibres?

Back

Kevlar and Nomex

Card 3

Front

What company was Kevlar produced by?

Back

Preview of the front of card 3

Card 4

Front

What are the good properties of Kevlar

Back

Preview of the front of card 4

Card 5

Front

What makes Kevlar strong?

Back

Preview of the front of card 5
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