Datasheet
50 Kanthal Appliance Alloys Handbook
°C 20 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300
C
t
1.00 1.00 1.01 1.01 1.02 1.03 1.04 1.04 1.05 1.05 1.06 1.06 1.06 1.06
Resis-
Cross
Thick- tance Surface
sectional
Width ness at 20 °Ccm
2
/Ω
1)
Weight area area
mm mm Ω/m at 20 °C g/m cm
2
/m mm
2
4 1.0 0.378 265 26.3 100 3.68
0.90 0.420 234 23.7 98.0 3.31
0.80 0.472 203 21.0 96.0 2.94
0.70 0.540 174 18.4 94.0 2.58
0.60 0.630 146 15.8 92.0 2.21
0.50 0.755 119 13.2 90.0 1.84
0.40 0.944 93.2 10.5 88.0 1.47
0.30 1.26 68.3 7.89 86.0 1.10
0.20 1.89 44.5 5.26 84.0 0.736
0.15 2.52 33.0 3.95 83.0 0.552
0.10 3.78 21.7 2.63 82.0 0.368
3 1.0 0.504 159 19.7 80.0 2.76
0.90 0.560 139 17.8 78.0 2.48
0.80 0.630 121 15.8 76.0 2.21
0.70 0.719 103 13.8 74.0 1.93
0.60 0.839 85.8 11.8 72.0 1.66
0.50 1.01 69.5 9.87 70.0 1.38
0.40 1.26 54.0 7.89 68.0 1.10
0.30 1.68 39.3 5.92 66.0 0.828
0.20 2.52 25.4 3.95 64.0 0.552
0.15 3.36 18.8 2.96 63.0 0.414
0.10 5.04 12.3 1.97 62.0 0.276
2.5 1.0 0.604 116 16.4 70.0 2.30
0.90 0.671 101 14.8 68.0 2.07
0.80 0.755 87.4 13.2 66.0 1.84
0.70 0.863 74.1 11.5 64.0 1.61
0.60 1.01 61.6 9.87 62.0 1.38
0.50 1.21 49.6 8.22 60.0 1.15
0.40 1.51 38.4 6.58 58.0 0.920
0.30 2.01 27.8 4.93 56.0 0.690
0.20 3.02 17.9 3.29 54.0 0.460
0.15 4.03 13.2 2.47 53.0 0.345
0.10 6.04 8.60 1.64 52.0 0.230
2.0 1.0 0.755 79.4 13.2 60.0 1.84
0.90 0.839 69.1 11.8 58.0 1.66
0.80 0.944 59.3 10.5 56.0 1.47
0.70 1.08 50.0 9.21 54.0 1.29
0.60 1.26 41.3 7.89 52.0 1.10
0.50 1.51 33.1 6.58 50.0 0.920
0.40 1.89 25.4 5.26 48.0 0.736
0.30 2.52 18.3 3.95 46.0 0.552
0.20 3.78 11.6 2.63 44.0 0.368
0.15 5.04 8.54 1.97 43.0 0.276
2.0 0.10 7.55 5.56 1.32 42.0 0.184
1.8 1.0 0.839 66.7 11.8 56.0 1.66
0.90 0.933 57.9 10.7 54.0 1.49
0.80 1.05 49.6 9.47 52.0 1.32
0.70 1.20 41.7 8.29 50.0 1.16
0.60 1.40 34.3 7.10 48.0 0.994
0.50 1.68 27.4 5.92 46.0 0.828
0.40 2.10 21.0 4.74 44.0 0.662
0.30 2.80 15.0 3.55 42.0 0.497
0.20 4.20 9.53 2.37 40.0 0.331
0.15 5.60 6.97 1.78 39.0 0.248
0.10 8.39 4.53 1.18 38.0 0.166
1.5 1.0 1.01 49.6 9.87 50.0 1.38
0.90 1.12 42.9 8.88 48.0 1.24
0.80 1.26 36.5 7.89 46.0 1.10
0.70 1.44 30.6 6.91 44.0 0.966
0.60 1.68 25.0 5.92 42.0 0.828
0.50 2.01 19.9 4.93 40.0 0.690
0.40 2.52 15.1 3.95 38.0 0.552
0.30 3.36 10.7 2.96 36.0 0.414
0.20 5.04 6.75 1.97 34.0 0.276
0.15 6.71 4.91 1.48 33.0 0.207
0.10 10.1 3.18 0.987 32.0 0.138
0.090 11.2 2.84 0.888 31.8 0.124
0.080 12.6 2.51 0.789 31.6 0.110
1.2 0.80 1.57 25.4 6.31 40.0 0.883
0.70 1.80 21.1 5.53 38.0 0.773
0.60 2.10 17.2 4.74 36.0 0.662
0.50 2.52 13.5 3.95 34.0 0.552
0.40 3.15 10.2 3.16 32.0 0.442
0.30 4.20 7.15 2.37 30.0 0.331
0.20 6.30 4.45 1.58 28.0 0.221
0.15 8.39 3.22 1.18 27.0 0.166
0.10 12.6 2.07 0.789 26.0 0.110
0.090 14.0 1.84 0.710 25.8 0.0994
0.080 15.7 1.63 0.631 25.6 0.0883
0.070 18.0 1.41 0.553 25.4 0.0773
1.0 0.80 1.89 19.1 5.26 36.0 0.736
0.70 2.16 15.8 4.60 34.0 0.644
0.60 2.52 12.7 3.95 32.0 0.552
0.50 3.02 9.93 3.29 30.0 0.460
0.40 3.78 7.41 2.63 28.0 0.368
0.30 5.04 5.16 1.97 26.0 0.276
To obtain resistance at working temperature, multiply by the factor C
t
in the following table:
KANTHAL A, AF, AE
Ribbon
Resis-
Cross
Thick- tance Surface
sectional
Width ness at 20 °Ccm
2
/Ω
1)
Weight area area
mm mm Ω/m at 20 °C g/m cm
2
/m mm
2
Resistivity Density
Alloy Ωmm
2
m
-1
gcm
-3
KANTHAL A, AF, AE 1.39 7.15
1)
cm
2
/Ω = I
2
· C
t
/p (I = Current, C
t
= temperature factor, p = surface load W/cm
2
)
(cont.)