classification of materials

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Number Talks

av Alison Helston

Motivating People

av Bob Ell

Vietnamese Culture

av Nga Ta

Material properties

av djhg la

classification of materials

use

Metals

overhead power cables

aircraft parts

electrical wires

stained glass

Mirrors

Plastic

Vinyl windows

Plastic Bags

Plastic bottles

Fibre

Wool

Yarn

Nylon

Subtopic

Ceramic

Ceremic tiles

Pottery

silicate glass

materials

metal

glass

plastic

fibre

ceramic

physical properties

ductility

ability to deform under tensile stress

malleability

ability to be deformed by compression without cracking or rupturing

flexibility

measure of a material's ability to flex or bend

thermal conductivity

measure of the ability of a substance to conduct heat

eletrical conductivity

measure of the ability of a substance to conduct electricity

boiling point

temperature at which a liquid changes to a vapor or gas

melting point

temperature necessary to change a solid to a liquid

strength

ability of an object to withstand an applied stress without failure.

hardness

ability of a material to resist penetration and scratching.

density

mass per unit volume of a substance