Aluminum Properties

• Atomic Weight 26.981539
• Atomic Number 13
• Single Isotope, 27
• Crystal Structure: face centered cubic
• Density 2.702 g/cm**3
• Resistivity 2.650e-8 ohm-meter
• Thermal conductivity 237 W/m/K
• Molar volume 10.061 cm**3/mole
• Coefficient of Linear Thermal Expansion 23.2e-6 /K
• Molar heat capacity 24.35 J/mole/K
• Melting point 933.52K
• Boiling point 2740K

  Etchants

  • 23 parts Phosphoric Acid
  • 1 part Nitric Acid
  • 5 parts Glacial Acetic Acid
  • 6 parts DI water
  • at 50C