Waya wa NICR wa 0.08mm wopangidwa ndi enamel NiCr20AlSi/nichrome Karma
Waya wopangidwa ndi enamel ndi mtundu wa waya wa maginito wokhala ndi zokutira zotetezera kutentha, zomwe zimagwiritsidwa ntchito kwambiri mu ma mota, ma transformer, ma inductor, ma coil, ma relay ndi zida zina zamagetsi ndi zamagetsi. Uli ndi kukana kutentha, mphamvu ya dielectric, kumatira, kusinthasintha komanso kukana mankhwala.
Chotetezera: Polyurethane (PU/UEW), Polyester (PEW), Polyester-imide (EIW), Polyimide (PIW), Polyamide-imide (PAI)
Kalasi ya Kutentha: 130°C, 155°C, 180°C, 200°C, 220°C
Zinthu: Kutha kusweka bwino, kukana kukanda kwambiri, magwiridwe antchito okhazikika, oyenera kuzunguliridwa mwachangu
Ntchito: Ma mota, ma transformer, ma ballast, ma jenereta, ma solenoids, zida zapakhomo, zamagetsi zamagalimoto
Katundu wa Karma
| dzina | khodi | Kapangidwe Kakakulu (%) | Muyezo
| |||
| Cr | Al | Fe | Ni | |||
| Karma | 6J22 | 19~21 | 2.5~3.2 | 2.0~3.0 | bal. | JB/T 5328 |
| Dzina | Khodi | (20ºC) Kukana moyo | (20ºC) Kutentha. Coeff. Za Kutsutsa | (0~100ºC) Kutentha EMF vs. Mkuwa | Max.workin g | (%) Elongati on | (N/mm2) Kulimba Mphamvu | Muyezo |
| Karma | 6J22 | 1.33±0.07 | ≤±20 | ≤2.5 | ≤300 | >7 | ≥780 | JB/T 5328 |
4. Mbali zosiyana za waya wotsutsa Karma
1) Kuyambira ndi waya wotenthetsera wamagetsi wa Nickel Chromium Class 1, tinasintha zina mwa Ni ndi
Al ndi zinthu zina, motero adapeza zinthu zolondola zotsutsana ndi zinthu zabwino
mphamvu ya kutentha yokana ndi mphamvu ya electromotive yotenthetsera motsutsana ndi mkuwa.
Ndi kuwonjezera kwa Al, takwanitsa kupanga kukana kwa voliyumu kukhala kwakukulu nthawi 1.2
kuposa waya wotenthetsera wamagetsi wa Nickel Chromium Class 1 ndipo mphamvu yake yolimba ndi yokulirapo nthawi 1.3.
2) Chiŵerengero cha kutentha chachiwiri β cha waya wa Karmalloy KMW ndi chaching'ono kwambiri, - 0.03 × 10-6/ K2,
ndipo kukana kutentha kwa curve kumakhala ngati mzere wowongoka mkati mwa msewu waukulu
kutentha kosiyanasiyana.
Chifukwa chake, chiŵerengero cha kutentha chimayikidwa kuti chikhale chiŵerengero cha kutentha chapakati pakati pa
23 ~ 53 °C, koma 1 × 10-6/K, kutentha kwapakati pakati pa 0 ~ 100 °C, kungakhalenso
igwiritsidwe ntchito pa kutentha koyenera.
3) Mphamvu yamagetsi yolimbana ndi mkuwa pakati pa 1 ~ 100 °C nayonso ndi yaying'ono, pansi pa + 2 μV/K, ndipo
imaonetsa kukhazikika kwabwino kwambiri kwa zaka zambiri.
4) Ngati izi zikugwiritsidwa ntchito ngati zinthu zotetezera kuuma, kutentha kotsika ndi koyenera
chofunika kuti tichotse kusokonekera kwa ma processing monga momwe zinalili ndi waya wa Manganin CMW.
Mtundu wa Kuteteza
| Dzina Lokhala ndi Ma Insulation Enamel | Mlingo wa KutenthaºC (Nthawi yogwira ntchito 2000h) | Dzina la Khodi | Khodi ya GB | Mtundu wa ANSI |
| Waya wopangidwa ndi enamel wa polyurethane | 130 | UEW | QA | MW75C |
| Waya wopangidwa ndi poliyesitala | 155 | PEW | QZ | MW5C |
| Waya wopangidwa ndi enamel wa polyester-imide | 180 | EIW | QZY | MW30C |
| Waya wopangidwa ndi enamel wokhala ndi polyester-imide ndi polyamide-imide wokhala ndi zokutira ziwiri | 200 | EIWH (DFWF) | QZY/XY | MW35C |
| Waya wopangidwa ndi enamel wa polyamide-imide | 220 | AIW | QXY | MW81C |
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