Tuesday, January 8, 2008

Values of Thermal conductivity for some materials:

Substance

k (W/mK)

Aluminium

………………………………………228

Copper

………………………………………386

Brass

……………………………………110.7

Mild steel

……………………………………..53.6

Glass wool

……………………………………0.038

Asbestos

……………………………………..0.16

Air

……………………………………0.022

Rubber

……………………………………0.163

Fire brick (Kaolin)

……………………………………0.089

Mica

……………………………………0.582

Teflon

……………………………………0.350

Cotton fibers

……………………………………..0.06

Wood

……………………………………0.059

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