Gburugburuihe ọkụ eletriknwere spirals cylindrical nke otu ma ọ bụ waya abụọ na-eguzogide ọgwụ nke alloy kwesịrị ekwesị mepụtara dabere na ngwa ahụ.
Isi ihe dị na ya gụnyere itinye ihe na-ekpo ọkụ waya nickel-chrome na nrụgide nkịtị nke -230 V.
Ihe ndị a na-ejikarị eme ihe bụ: igwe nkụ ụlọ ọrụ mmepụta ihe, ihe na-ekpo ọkụ ikuku, stovu, wdg.
Ọzọkwa, dịka waya alloy ha si dị, anyị nwere ike ịmata ụdị ụdị atọ:

• Ụdị M, nke nwere ogo 20-5 ma bụrụ nke e bu n'obi maka stovu.
• Ụdị MS, nwere àgwà 80-20 ma baa uru maka ngwa niile.
• Ụdị MC, nwere ogo 20-5 ma ejiri ya na tube quartz na infrared.
• Nkọwa Ngwaahịa
  Ọkwa: Ni80Cr20, nke a na-akpọkwa Nikrothal 8,MWS-650,NiCrA,Tophet A,HAI-NiCr 80,Chromel AAlloy A, N8, Resistohm 80, Stablohm 650, Nichorme V, Nikrothal 80 wdg.Ọdịnaya Kemịkalụ(%)

  C	P	S	Mn	Si	Cr	Ni	Al	Fe	Ndị ọzọ
  Max
  0.03	0.02	0.015	0.60	0.75~1.60	20.0~23.0	Bọl.	Oke kachasị 0.50	Oke 1.0	-

  Njirimara Mechanical nke waya nichrome

  Okpomọkụ Ọrụ Kachasị Elu:	1200ºC
  Ndozi ike 20ºC:	1.09 ohm mm2/m
  Njupụta:	8.4 g/cm3
  Ọgbakọ okpomọkụ:	60.3 KJ/m·h·ºC
  Ọnụọgụ nke Mgbasawanye Okpomọkụ:	18 α × 10-6/ºC
  Isi Mgbaze:	1400ºC
  Ogologo:	Nke kacha nta 20%
  Nhazi Micrographic:	Austenite
  Njirimara magnetik:	ihe na-abụghị magnetik

  Ihe Okpomọkụ nke Nguzogide Eletriki

  20ºC	100ºC	200ºC	300ºC	400ºC	500ºC	600ºC
  1	1.006	1.012	1.018	1.025	1.026	1.018
  700ºC	800ºC	900ºC	1000ºC	1100ºC	1200ºC	1300ºC
  1.01	1.008	1.01	1.014	1.021	1.025	-

  Nha nha nkịtị nke waya alloy nickel:

  Anyị na-enye ngwaahịa n'ụdị waya, waya dị larịị, na eriri. Anyị nwekwara ike ime ihe ahaziri ahazi dịka arịrịọ ndị ọrụ si dị.

  Waya na-egbuke egbuke ma na-acha ọcha–0.025mm~3mm

  Waya ịcha mma: 1.8mm ~ 10mm

  Waya e tinyere n'ime oxidized: 0.6mm~10mm

  Waya dị larịị: ọkpụrụkpụ 0.05mm ~ 1.0mm, obosara 0.5mm ~ 5.0mm