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Physical Properties of Aluminium and Hafnium


Physical Properties of Hafnium and Aluminium


Physical Properties

Melting Point
660.37 °C   
99+
2,150.00 °C   
10

Boiling Point
2,467.00 °C   
99+
5,400.00 °C   
5

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silvery Gray   
Gray   

Luster
Metallic   
Metallic   

Hardness
  
  

Mohs Hardness
2.75   
13
5.50   
7

Brinell Hardness
160.00 MPa   
99+
1,450.00 MPa   
6

Vickers Hardness
160.00 MPa   
35
1,520.00 MPa   
5

Speed of Sound
5,000.00 m/s   
10
3,010.00 m/s   
27

Optical Properties
  
  

Reflectivity
71.00 %   
10
Not Available   

Allotropes
No   
No   

α Allotropes
Not Available   
Not Available   

β Allotropes
Not Available   
Not Available   

γ Allotropes
Not Available   
Not Available   

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