Waya wa NiCr20AlSi/KarmaWaya wa /6j22 wa Resistors
Kaloti wa Karma amapangidwa ndi mkuwa, nickel, Aluminiyamu ndi Iron monga zigawo zazikulu. Kukana kwake kuli kokwera ka 2 ~ 3 kuposa Manganin. Ali ndi kutentha kochepa kwa coefficient of resistance (TCR), kutentha kochepa kwa EMF poyerekeza ndi mkuwa, kukana kwabwino kwa nthawi yayitali komanso anti-oxidation yamphamvu. Kutentha kwake kogwira ntchito ndi kwakukulu kuposa Manganin (-60 ~ 300ºC). Ndikoyenera kupanga zinthu zotsutsana bwino komanso zojambulazo.
Kuchuluka kwa Mankhwala (%)
| Giredi | C | Si | Mn | P | S | Ni | Al | Fe | Cr |
| Karma | ≤0.04 | ≤0.20 | 0.5~1.05 | ≤0.010 | ≤0.010 | Mbala. | 2.7~3.2 | 2.0~3.0 | 19.0~21.5 |
Katundu Wathupi
| Giredi | Kuchulukana (g/cm3) | EMF motsutsana ndi Pt(0-100ºC)μv/ºC | Kugwiritsa ntchito kwambiri Kutentha (ºC) | Voliyumu kukana (μΩ.m) | PPM mtengo (×10-6/ºC) |
| Karma | 8.1 | ≤2.5 | ≤300 | 1.33±8%(20ºC) | ≤±30(20ºC) |
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