Physical properties

Physical properties of aluminium
Density at 20 ° C, KG/DM³ 2,7
Melting, °C 658
Latent melting heat, CAL/GR 92
Shrinkage, % 1,7 – 1,8
Linear expansion coefficient from 20° to 100°, per 1°C 24 x 106
Average specific heat from 0 tot 100°C, CAL/GR °C 0,21
Thermal conductivity at 0 °C, CAL/CM X S °C 0,5
Elektrical conductivity at 20 °C, M/OHM MM² 36 – 36,5
Elasticity modulus, KG/MM² 6500 – 7000
Torsion modulus, KG/MM² 2500
Normal electric potential (at 20 °C), Volts -1,33
Atomic weight 27