Mineral fibres - asbestos and glass

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  • Created by: Steff06
  • Created on: 09-06-16 10:18
What is asbestos
Natural rocks
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How is asbestos made into yarns?
Rocks crushed by heavy rollers. Produces a fibrous white material. Carded, twisted and spun into yarns.
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What are the advantages of using asbestos?
Resistant to flames and acid. Thermal and electrical resistance.
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What are the limitations of using asbestos?
Not strong, doesn't wear well. Carcinogenic - cancer causing and dangerous.
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Describe the end uses of asbestos
Aprons, carpets, flame-resistant upholsteries, pipe covering, fire-fighters clothing, military clothing, planes.
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How is glass made into fibres?
Melted down, stretched into thin filament fibres.
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What can be applied to glass fibres to add extra properties?
A coating or sizing such as a lubricant or a binder to improve the strength and protect from breaking.
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What are the positives surrounding the use of glass fibres?
High strength, fire resistant, doesn't shrink, resistant to high/low temperatures, does not rot, excellent insulator.
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What are some of the end uses of glass fibres?
Electrical purposes, fire fighters clothing, carpets, pipe covering, aprons, electrical cloth, flame-retardant fabrics.
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Other cards in this set

Card 2

Front

How is asbestos made into yarns?

Back

Rocks crushed by heavy rollers. Produces a fibrous white material. Carded, twisted and spun into yarns.

Card 3

Front

What are the advantages of using asbestos?

Back

Preview of the front of card 3

Card 4

Front

What are the limitations of using asbestos?

Back

Preview of the front of card 4

Card 5

Front

Describe the end uses of asbestos

Back

Preview of the front of card 5
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