Ọkachamara magnetik

Ahụmịhe nrụpụta afọ 15
ngwaahịa

Itinye Round NdFeb na Electroacoustic

Nkọwa dị mkpirikpi:

Gburugburu NdFeB (ihe ndọta na-adịgide adịgide) nwere ọtụtụ ojiji na electroacoustics.Enwere ike iji ha dị ka ihe ndọta na igwe okwu na igwe okwu, na-enyere aka ịgbanwe ike eletrik ka ọ bụrụ ụda ma ọ bụ ọzọ.Igwe ndọta dị ike nke ndọta NdFeB nwere ike inye aka melite arụmọrụ na arụmọrụ nke ndị na-ekwu okwu na igwe okwu.Na mgbakwunye, enwere ike iji ha na nkeji ndị ọkwọ ụgbọ ala na ekweisi na akụrụngwa ọdịyo ndị ọzọ iji melite arụmọrụ na ịdị mma nke akụrụngwa ọdịyo.


Nkọwa ngwaahịa

Mkpado ngwaahịa

Anyị na-eji usoro enweghị dysprosium na ngwaahịa dị ala dị ala maka ndị ahịa iji belata ọnụ ahịa.Anyị nwere usoro kwụsiri ike nke enwere ike ịme ka ọ bụrụ ngwaahịa ọnụọgụ dị ala.Ọ na-ebelata ọnụ ahịa ma na-abawanye arụmọrụ n'ihu maka ndị ahịa na-ejikwa nlezianya na-achịkwa ndidi na nhazi na mkpuchi dị ka ihe dị iche iche chọrọ nke ndị ahịa iji hụ na nkwụsi ike nke nchebe plating n'otu oge ahụ, gụnyere nnu nnu, mkpuchi mkpuchi, njikọ colloid na ihe ndị ọzọ. .

Ngwaahịa gburugburu na-adịkarị mfe nkuku na-efu na usoro mmepụta.Ya mere, anyị nwere ngwa nyocha zuru ezu na-akpaghị aka maka ọdịdị ọdịdị ọdịdị, nke nwere ike hụ na ntụpọ ngwaahịa dị n'ime oke njikwa ma zere ngwaahịa ndị na-adịghị mma na iji usoro.

N'ihe banyere ngbanwe agbanwe agbanwe, anyị na-ahụ na ọkụ na-eme ka ọ bụrụ ihe na-agbanwe agbanwe na njikwa usoro ndọta, yana ngwa nleba anya zuru oke iji gbochie ngwaahịa magnetik na-adịghị ike ịgakwuru ndị ahịa.N'ihe gbasara nkwakọ ngwaahịa magnetization, ụlọ ọrụ anyị nwere akụrụngwa magnetization na-akpaghị aka iji gbochie ndị ọrụ ịfefe ụgwọ magnetik.

N'ihe banyere njikwa nnyefe, ọnụ ọgụgụ dị ukwuu nke igwe na-egbutu multi-line, slicing units, tozuru okè ọrụ nhazi nhazi, nlekota usoro ngwaahịa zuru oke, nzọụkwụ ọ bụla nke nhazi ngwaahịa na mmepụta nwere ike nweta nzaghachi ọganihu n'oge ọ bụla, tozuru okè cylindrical ngwaahịa akara, iji hụ na njikwa ndị ahịa chọrọ maka nnyefe ngwaahịa, yana ọganihu mmepụta ihe na-achịkwa.

Usoro Mmepụta NdFeB

EKWU EKPERE

Okwu Mmalite

Elu Mkpuchi Ọkpụrụkpụ μm Agba Oge elekere SST Oge elekere PCT
nikel Ni 10-20 Ọla ọcha na-egbuke egbuke > 24 ~ 72 > 24 ~ 72
Ni+Cu+Ni
Black Nickel Ni+Cu+Ni 10-20 Oji na-egbuke egbuke > 48 ~ 96 >48
Cr3+ Zinc Zn
C-Zn
5–8 Brighe Blue
Agba na-enwu
> 16 ruo 48
> 36 ~ 72
---
Sn Ni+Cu+Ni+Sn 10-25 Ọlaọcha > 36 ~ 72 >48
Au Ni+Cu+Ni+Au 10-15 Ọlaedo >12 >48
Ag Ni+Cu+Ni+Ag 10-15 Ọlaọcha >12 >48
Epoxy
Epoxy 10-20 Oji/isi awọ >48 ---
Ni+Cu+Epoxy 15-30 > 72 ~ 108 ---
Zn+Epoxy 15–25 > 72 ~ 108 ---
Mmasị --- 1 3 Ọchịchịrị Grey Nchedo nwa oge ---
Phosphate --- 1 3 Ọchịchịrị Grey Nchedo nwa oge) ---

Njirimara anụ ahụ

Ihe Oke Uru ntụaka Nkeji
Magnetik inyeaka
Njirimara
Ọnụego ọnụọgụ mgbanwe nke Br -0.08-0.12 %/℃
Ọnụego ngbanwe okpomọkụ nke Hcj -0.42 ~ 0.70 %/℃
Okpomọkụ akọwapụtara 0,502 KJ·(Kg ·℃)-1
Okpomọkụ Curie 310-380
Mechanical Physical
Njirimara
Njupụta 7.5-7.80 g/cm3
Vickers ike ike 650 Hv
Nguzogide eletrik 1.4x10-6 μQ · m
Ike mkpakọ 1050 MPa
Ike ọdụdọ 80 Mpa
Na-ehulata Ike 290 Mpa
Nrụpụta okpomọkụ 6 ruo 8.95 W/m · K
Modul nke Young 160 GPA
Mgbasa ọkụ (C⊥) -1.5 10-6/℃-1
Mgbasa ọkụ (CII) 6.5 10-6/℃-1

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Gburugburu Ndfeb
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