Mgbanaka NdFeB, nke a na-ejikarị eme ụda okwu

mgbanaka NdFeB, nke a na-ejikarị eme ihe nkwuputa ụda onyonyo egosipụtara

Nkọwa dị mkpirikpi:

A na-ejikwa ndọta mgbanaka NdFeB n'ahịa nwere ọtụtụ ngwa dị iche iche.

Anyị mmepụta nzọụkwụ: batching - agbaze - ntụ ntụ nhazi - ịpị - sintering - elu egweri - machining (oghere nhazi, ịcha ...) - chamfering - electroplating - magnetizing - nkwakọ.

Anyị nnyefe oge: sample mmepụta okirikiri 10-15 ụbọchị, uka mmepụta okirikiri 20-25 ụbọchị.

Uru: Nke kachasị ọnụ ahịa, nnyefe ngwa ngwa, mgbakọ dị mma.

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Nkọwa ngwaahịa

Mkpado ngwaahịa

Ngwa: NdFeB mgbanaka na-ọtụtụ ebe na oghere iko moto, vacuum Cleaner moto, ntutu dryer moto, nkwuputa okwu na ndị ọzọ ubi.N'ime ngwa moto, ọ nwere nnukwu ihe achọrọ na nha magnet geometric na ihe ndọta, nnabata kacha nta nwere ike ịdị n'ime 0-0.03mm. Na ngwa igwe okwu, magnet na-ejikarị mkpuchi Zn, nnyefe n'okpuru ọnọdụ na-enweghị magnetized, ọkwa magnet dị ka. N, M na H usoro ọkwa, na-ejikarị ụda ụda magnet achọghị ọkwa dị elu. Ngwa ọzọ bụ maka ahịa ịchọ mma, anyị na-enye ndị ahịa anyị gburugburu ụwa ọtụtụ nde mpempe mgbanaka, magnet na-eji igbe nkwakọ ngwaahịa, axial magnetized. ma ọ bụ multipole axial magnetized dị ka 2 ma ọ bụ 4 okporo osisi, na ọ bụghị naanị maka dị ọcha magnet, anyị na-avaialbe maka ụfọdụ magnetik mgbakọ.

Ngwaahịa ahaziri: Enwere ike ịhazi magnet mgbanaka anyị site na 3mm-200mm mpụta dayameta, 1mm-150mm n'ime dayameta, ọkpụrụkpụ si 1mm-70mm.Ọ dịkwa mkpa mkpuchi ọtụtụ oge, dị ka NiCuNi, Zn, Epoxy na na ...

Usoro Mmepụta NdFeB

Okwu Mmalite

Elu	Mkpuchi	Ọkpụrụkpụ μm	Agba	Oge elekere SST	Oge elekere PCT
Nickel	Ni	10-20	Ọla ọcha na-egbuke egbuke	> 24 ~ 72	> 24 ~ 72
Nickel	Ni+Cu+Ni	10-20	Ọla ọcha na-egbuke egbuke	> 24 ~ 72	> 24 ~ 72
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