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Copper (Cu)

Atomic number:   29
Symbol:   Cu
Atomic weight:   63.54
Boiling Point (C):   2595
Melting Point (C):   1083
Density:   8.96
heatVapor:   72.8
heatFusion:   3.11
Electrical Conductivity:   .593
Thermal Conductivity:   .94
Specific Heat Capacity:   0.092


   

Silver (Ag)

Atomic number:   47
Symbol:   Ag
Atomic weight:   107.87
Boiling Point (C):   2210
Melting Point (C):   960.8
Density:   10.5
heatVapor:   60.7
heatFusion:   2.7
Electrical Conductivity:   .616
Thermal Conductivity:   .98
Specific Heat Capacity:   0.056


   

Gold (Au)

Atomic number:   79
Symbol:   Au
Atomic weight:   196.967
Boiling Point (C):   2970
Melting Point (C):   1063
Density:   19.3
heatVapor:   81.8
heatFusion:   3.03
Electrical Conductivity:   .42
Thermal Conductivity:   .71
Specific Heat Capacity:   0.031


   

Platinum (Pt)

Atomic number:   78
Symbol:   Pt
Atomic weight:   195.09
Boiling Point (C):   4530
Melting Point (C):   1769
Density:   21.4
heatVapor:   122
heatFusion:   4.7
Electrical Conductivity:   0.095
Thermal Conductivity:   .17
Specific Heat Capacity:   0.032


    

Rhodium (Rh)

Atomic number:   45
Symbol:   Rh
Atomic weight:   102.905
Boiling Point (C):   4500
Melting Point (C):   1966
Density:   12.4
heatVapor:   127
heatFusion:   5.2
Electrical Conductivity:   .22
Thermal Conductivity:   .21
Specific Heat Capacity:   0.059


    

PTFE Physical Properties

Hardness, Shore D:   55
Tensile Strength, psi 73 deg F:   2,500 to 4,000
Elongation % 73 deg F:   200 to 400
Continuous use temp deg F:   500
Melting Point deg F:   635 to 650
Specific Gravity:   2.11 to 2.19


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