Thermal Conductivity
Solders
METALS
(Watts cm °C)
Silver (Ag)4.08
Copper (Cu)3.94
Gold
(Au)2.96
Aluminum(Al)2.18
Beryllium (Be)2.00
Tungsten (W)1.74
Rhodium (Rh)1.50
Molybdenum(Mo) 1.46
Brass
(66%Cu, 34% Zn) 1.110
Chromium(Cr)0.937
Nickel (Ni)0.920
Platinum (Pt)0.716
Tin
(Sn)0.666
Tantalum (Ta)0.575
Lead
(Pb)0.353
Titanium (Ti)0.219
Manganese(Mn) 0.078
COMPOSITION
Sn96
Sn70
Sn63
Sn62
Sn60
Sn50
Sn40
Sn35
Sn30
Sn20
Sn10
Sn5
Sb5
Pb80
Pb70
Pb65
Ag1.5
Ag2.5
Ag5.5
Gold Germanium (88/12)
Gold Tin (80/20)
Indium (100%)
INSULATORS
(Watts cm °C)
Diamond
(CVD)10.0–16.0
Beryllium Oxide 99.5%
(BeO)
2.61
Aluminum Nitride
(AIN)
1.70
Boron Nitride
(HBN 500°)
0.59
Sapphire0.46
Alumina Oxide 99.6%
(AI2O3)0.36
Alumina Oxide 96%
(AI2O3)0.26
Alumina Oxide 91%
(AI2O3)0.13
Glass0.015
Mica0.0043–0.0062
Air0.00026
BONDING
(Watts cm °C)
Gold Germanium 88/12
0.8834
Gold Tin 80/20
0.6824
Tin Lead Solder (Sn62)
0.4921
Indium 100%
0.2386
Silver Filled Epoxy
0.0156
Epoxy0.0099
Temperature Conversion
Degrees F
Degrees C
= 9/5 (Degrees C) + 32
= 5/9 (Degrees F) – 32
Gold Conversion
EQUIVALENTS
1 Kilogram
1 Troy Ounce
1 Pound
1 Pound
24 Karats
18 Karats
14 Karats
10 Karats
=
=
=
=
=
=
=
=
32.15 Troy Ounces
31.103 Grams
453.59 Grams
14.583 Troy Ounces
100% Gold
75% Gold
58.33% Gold
41.66% Gold
Other Conversions
MELTING RANGE
SOLIDUSLIQUIDUS
221°C221°C
182°C193°C
182°C182°C
176°C189°C
182°C190°C
182°C215°C
182°C238°C
182°C246°C
182°C254°C
182°C276°C
267°C299°C
308°C312°C
232°C240°C
182°C276°C
182°C254°C
182°C246°C
309°C309°C
304°C304°C
304°C365°C
356°C
356°C
280°C
280°C
157°C
157°C
Material Properties
MATERIAL
ELECTRICAL CONDUCTIVITY (Siemens/m)
Aluminum3.538×107
Beryllium2.256×107
Brass (66%Cu, 34%Zn) 2.564×107 (converted from resistivity)
Carbon (graphite)
1.276×105
Chrome5.104×106
Copper5.800×107
Gold4.257×107
Indium1.392×107
Lead4.872×106
Nickel1.462×107
Palladium9.280×106
Platinum9.442×106
Rhodium2.227×107
Silver6.090×107
Tin8.700×106
Tin Lead Solder (63/37) 7.284×106 (estimated)
Titanium1.276×106
Titanium Tungsten (TiW) 1.652×107 (estimated)
Tungsten1.821×107
Copper Thickness
Conversion
COPPER OUNCES
½ Ounce
1 Ounce
2 Ounces
3 Ounces
w w w . t h i n f i l m . c o m
THICKNESS
0.7 Mils
1.4 Mils
2.8 Mils
4.2 Mils
17.78 Microns
35.56 Microns
71.12 Microns
106.68 Microns
EQUIVALENTS
1 Micron
=
1 Micron
=
1 Micron
=
25.4 Microns
=
1 Angstrom
=
1 Angstrom
=
10 Angstroms
=
50 Angstroms =
254 Angstroms =
100 Nanometers =
100 Nanometers =
1 Nanometer
=
1 Microinch
=
1 Microinch
=
39.37 Microinches =
1 Mil
=
39.37 Microinches
10,000 Angstroms
1,000 Nanometers
1 Mil
0.003937 Microinches
0.0001 Microns
0.03937 Microinches = 1 Nanometer
0.1968 Microinches = 60/40 Optical
1 Microinch
3.937 Microinches
1,000 Angstroms
10 Angstroms
254 Angstroms
25.4 Nanometers
1 Micron
25.4 Microns
TO GET MULTIPLY
Angstroms
=Microns
x
Angstroms
=Microinches x
Angstroms
=Mils
x
Angstroms
=Nanometers x
Microns
=Nanometers x
Microns
=Angstroms x
Microns
=Microinches x
Microns
=Mils
x
Microns
=Millimeters x
Nanometers =Microns
x
Nanometers =Mils
x
Nanometers =Microinches x
Nanometers =Angstroms x
Millimeters =Microns
x
Millimeters =Mils
x
Millimeters =Microinches x
Millimeters =Inches
x
Centimeters =Inches
x
Centimeters =Millimeters x
Microinches =Microns
x
Microinches =Mils
x
Microinches =Angstroms x
Microinches =Nanometers x
Microinches =Millimeters x
Mils
=Microns
x
Mils
=Microinches x
Mils
=Angstroms x
Mils
=Millimeters x
Inches
=Millimeters x
Inches
=Centimeters x
Sq. Inches
= Sq. Centimeters x
Sq. Centimeters = Sq. Inches
x
Cu. Inches
= Cu. Centimeters x
Cu. Centimeters = Cu. Inches
x
Ounces
=Grams
x
Pounds
=Kilograms
x
Grams
=Ounces
x
Kilograms
=Pounds
x
BY
10,000
254
25,400
10
0.001
0.0001
0.0254
25.4
0.01
1000
0.03937
25.4
0.10
0.001
0.0254
0.0000254
25.4
2.54
10
39.37
1000
0.003937
0.03937
39.373
0.03937
0.001
254,000
39.37
0.03937
0.3937
0.15499
6.45
0.06102
16.39
0.03527
2.2046
28.349
0.4536