
Aluminum, Al
Subcategory: Aluminum Alloy; Metal; Nonferrous Metal; Pure Element
Close Analogs: Over 1175 Al alloys are listed in MatWeb. Aluminum 1199 is the highest purity (99.99% Al min.) commercially available in structural form.
| Component | Wt. % |  | | | Al | 100 | |
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Material Notes: This listing is for pure aluminum.
| Physical Properties | Original Value | Comments |
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| Density | 2.6989 g/cc | |
Mechanical Properties |
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| Hardness, Vickers | 15 | Annealed |
| Modulus of Elasticity | 68 GPa | |
| Shear Modulus | 25 GPa | |
Electrical Properties |
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| Electrical Resistivity | 2.7e-006 ohm-cm | |
| Magnetic Susceptibility | 6e-007 | cgs/g |
| Critical Magnetic Field Strength, Oersted | 101.9 - 107.9 | |
| Critical Superconducting Temperature | 1.73 - 1.77 K | |
Thermal Properties |
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| Heat of Fusion | 386.9 J/g | |
| CTE, linear 20°C | 24 µm/m-°C | over the range 20-100ºC |
| CTE, linear 250°C | 25.5 µm/m-°C | over the range 20-300ºC |
| CTE, linear 500°C | 27.4 µm/m-°C | over the range 20-500ºC |
| Specific Heat Capacity | 0.9 J/g-°C | |
| Thermal Conductivity | 210 W/m-K | |
| Melting Point | 660.37 °C | |
Optical Properties |
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| Emissivity (0-1) | 0.2 - 0.3 | strongly oxidized |
| Emissivity (0-1) | 0.05 | polished 50-500ºC |
| Reflection Coefficient, Visible (0-1) | 0.9 | tungsten light |
Descriptive Properties | |
| CAS Number | 7429-90-5 | |
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References for this datasheet.
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