Yuav Magnets? Ntawm no yog Cov Lus Ncaj Ncees Koj Xav Tau

Qhov tob tob rau hauv lub ntiaj teb ntawm cov hlau nplaum tas mus li

Yog tias koj tab tom nrhiav cov hlau nplaum rau ib qhov project, tej zaum koj yuav pom koj tus kheej swamped los ntawm kev specs thiab glossy muag pitches. Cov ntsiab lus zoo li "N52" thiab "rub lub zog" raug cuam tshuam ntawm txhua qhov tig, tab sis dab tsi tiag tiag suav thaum nws los txog rau kev thov tiag tiag? Cia peb hla lub fluff thiab nqis mus ua lag luam. Qhov no tsis yog phau ntawv txoj kev xav xwb; nws yog qhov nyuaj-tau txais kev txawj ntse los ntawm ntau xyoo ntawm kev xaiv cov hlau nplaum rau cov hauj lwm hauv av, nrog rau kev tsom mus rau cov neeg ua haujlwm koj yuav tau mus txog rau feem ntau: cov hlau nplaum neodymium bar.

Lub Magnet Lineup - Xaiv Koj Pab Pawg

Xav txog cov hlau nplaum ruaj khov raws li cov khoom siv hauv tsev sib txawv-txhua tus muaj nws tus kheej xav siv, thiab xaiv qhov tsis ncaj ncees lawm yog txoj hauv kev kom muaj kev cuam tshuam koj qhov project.

Ceramic (Ferrite) Magnets:Qhov kev vam khom, nqi-zoo qaum ntawm lub ntiaj teb hlau nplaum. Koj yuav pom lawv li cov hlau nplaum dub hauv koj lub tsheb hais lus lossis tuav koj lub rooj cob qhia kaw. Lawv qhov zoo tshaj plaws? Lawv xyaum impervious rau corrosion thiab tuaj yeem ua rau lub cev ntaus. Kev lag luam tawm? Lawv lub zog sib nqus tsuas yog txaus, tsis txaus ntseeg. Siv lawv thaum nyiaj txiag nruj thiab koj tsis xav tau lub luag haujlwm hnyav tuav lub zog.

Alnico Magnets:Qhov kev xaiv classic. Forged los ntawm txhuas, npib tsib xee, thiab cobalt, lawv yog mus-mus rau high-temperature stability-li no lawv muaj nyob rau hauv cov laus ntsuas ntsuas, hwm guitar pickups, thiab sensors nyob ze engines. Tab sis lawv muaj qhov tsis muaj zog: ib qho nyuaj jolt lossis ib qho chaw sib nqus sib nqus tuaj yeem rub lawv ntawm lawv cov hlau nplaum. Lawv kuj tseem pricier dua cov hlau nplaum ceramic, ua rau lawv xaiv niche.

Samarium Cobalt (SmCo) Magnets:Tus kws tshaj lij rau lub luag haujlwm hnyav. Xav tau ib lub hlau nplaum uas scoffs ntawm 300 ° C thaum tshav kub kub los yog hnyav hnyav? Qhov no yog nws. Aerospace thiab tiv thaiv kev lag luam them tus nqi them rau lawv qhov kev tiv thaiv tsis tau zoo, tab sis rau 95% ntawm kev lag luam kev lag luam, lawv tau dhau los.

Neodymium (NdFeB) Magnets:Lub undisputed lub zog champion. Lawv yog vim li cas peb cov khoom siv hluav taws xob tau poob qis thiab cov cuab yeej ua lag luam tau dhau los ua qhov muaj zog dua - xav tias cov hlau nplaum me me tab sis muaj zog hauv koj lub laum cordless. Kev Ceeb Toom Tseem Ceeb: Cov hlau nplaum no ua rau xeb heev. Tawm ib qho tsis muaj coated zoo li tawm hauv ib lub steel bar tawm los nag; kev tiv thaiv tiav tsis yog ib qho kev xaiv - nws yog qhov tsim nyog muaj sia nyob.

Specs Decoded - Dab Ntxwg Nyoog hauv Cov Lus Qhia

Nov yog yuav ua li cas nyeem daim ntawv spec zoo li tus kws tshaj lij uas tau kawm los ntawm kev ua yuam kev kim.

Qib Trap (N-rating):Nws yog qhov tseeb tias tus lej N siab dua (xws li N52) txhais tau tias muaj zog ntau dua li tus qis dua (N42). Tab sis ntawm no yog ib daim teb tsis pub leej twg paub: qib siab dua yog qhov nkig ntau dua. Kuv tau pom N52 hlau nplaum tawg nyob rau hauv ib qho kev poob siab uas N42 yuav txhuam tawm yam tsis muaj khawb. Ntau zaus tshaj li qhov tsis yog, qhov loj me me N42 hlau nplaum yog qhov kev xaiv ntse dua, ruaj khov dua - koj tau txais kev sib piv rub tawm yam tsis muaj qhov fragility.

Pull Force:Lab Fairy Tale vs. Khw Floor Reality: Qhov muag-popping rub tus lej ntawm daim ntawv spec? Nws yog ntsuas ntawm lub zoo meej, tuab, daim iav-smooth steel thaiv hauv chav kuaj huab cua tswj. Koj daim ntawv thov? Nws yog ib tug pleev xim rau, me ntsis warped I-beam them nyob rau hauv zeb nplai. Hauv lub ntiaj teb tiag tiag, kev tuav lub hwj chim tiag tiag tuaj yeem yog ib nrab ntawm cov ntawv teev npe thov. Txoj cai: Siv cov specs rau kev sib piv, tab sis tsuas yog tso siab rau tus qauv sim ntawm koj qhov chaw tiag tiag.

Thaum tshav kub kub Resistance:Coercivity Reigns Supreme: Coercivity yog ib qho hlau nplaum "nyob hauv lub zog" - nws yog qhov ua rau nws tsis txhob poob cov hlau nplaum thaum raug tshav kub los yog sab nraum cov hlau nplaum. Yog tias koj cov hlau nplaum yuav nyob ze ntawm lub cev muaj zog, hauv qhov chaw vuam, lossis ntawm lub ru tsev hlau ci los ntawm lub hnub, koj yuav tsum xaiv rau qib siab kub (kho qhov muag rau cov lus xaus xws li 'H', 'SH', lossis 'UH'). Cov hlau nplaum neodymium tsis tu ncua pib raug kev puas tsuaj mus tas li thaum kub nce siab tshaj 80 ° C (176 ° F).

Picking Txoj Cai Txheej - Nws yog Armor:

Nickel (Ni-Cu-Ni):Cov txheej txheem-qhov teeb meem tiav. Nws ci ntsa iab, pheej yig, thiab zoo kawg nkaus rau qhuav, siv sab hauv tsev-xav cov khoom sib dhos lossis cov khoom siv huv.

Epoxy / Polymer Txheej:Tus txiv neej tawv coatings. Nws yog matte, feem ntau xim txheej uas tiv thaiv chipping, kuab tshuaj, thiab noo noo zoo dua nickel. Rau txhua yam uas siv sab nraum zoov, hauv lub khw muag khoom, lossis ze rau cov tshuaj, epoxy yog tib txoj kev xaiv. Raws li ib tug laus-timer nyob rau hauv ib tug fabrication khw muab nws: "Cov ci ntsa iab saib zoo nyob rau hauv lub thawv. Cov epoxy-coated sawv daws yuav tseem ua hauj lwm xyoo tom qab."

Vim li cas Bar Magnet yog Koj Tus Phooj Ywg Zoo

Discs thiab rings muaj lawv cov kev siv, tab sis txo hwj chimneodymium hlau nplaumyog qhov kawg lub tsev thaiv rau industrial thiab DIY tej yaam num ib yam nkaus. Nws cov duab plaub muab lub ntsej muag ntev, lub ntsej muag sib nqus-zoo tagnrho rau kev muaj zog, tsis sib xws tuav lub zog.

Qhov twg Nws khwv tau Nws Khaws:Nws geometry yog tailor-made rau kev cai tsim. Kab lawv los tsim ib lub tshuab nqus hlau nplaum rau khaws cov khib nyiab hlau. Embed lawv mus rau hauv ib qho kev cai aluminium fixture los tuav qhov chaw thaum vuam. Siv lawv raws li qhov tshwm sim hauv qhov sib thooj sensors. Lawv cov npoo ncaj nraim cia koj tsim kom tuab, muaj zog tsim tawm rau kev nqa lossis tuav cov khoom hnyav.

Qhov Kev Txiav Txim Loj Loj Txhua Tus Tsis Nco:Thaum xaj 5,000 daim, koj tsis tuaj yeem hais tias "2-nti bar." Koj yuav tsum qhia kom meej qhov ntev (piv txwv li, 50.0mm ± 0.1mm). Ib pawg ntawm cov hlau nplaum tsis sib haum xeeb yuav tsis haum rau hauv koj lub tshuab ua haujlwm, thiab qhov ntawd tuaj yeem ua rau tag nrho lub rooj sib txoos. Cov neeg muag khoom muaj koob npe yuav ntsuas thiab lees paub cov kev zam no - tsis txhob hais kom tsawg.

Kev Nyab Xeeb: Tsis-Negotiable:

         Pinch / Crush Hazard:Cov hlau nplaum neodymium loj tuaj yeem ua ke nrog lub zog txaus los tsoo pob txha. Nco ntsoov tuav lawv tus kheej thiab ceev faj heev.

         Electronic Damage Risk:Cov hlau nplaum no tuaj yeem rhuav tshem daim npav rho nyiaj, hard drives, thiab lwm yam xov xwm sib nqus. Dab tsi ntxiv, lawv tuaj yeem cuam tshuam kev ua haujlwm ntawm pacemaker los ntawm qhov kev xav tsis thoob.

         Cov Lus Qhia Cia:Khaws cov hlau nplaum neodymium nyob rau hauv ib txoj kev uas ua kom lawv tsis txhob kov ib leeg-cov ntawv sib cais los yog ib tus neeg qhov chaw ua haujlwm zoo rau qhov no.

         Welding Safety ceeb toom:Qhov no yog txoj cai tsis sib tham: Tsis txhob siv cov hlau nplaum neodymium nyob txhua qhov chaw ze rau qhov kev siv vuam arc. Cov hlau nplaum tuaj yeem xa cov arc ya mus rau hauv kev tsausmuag, tsis paub txog cov lus qhia, ua rau tus welder nyob rau hauv qhov txaus ntshai heev.

Ua haujlwm nrog tus neeg muab khoom - Nws yog Kev Sib Koom Tes

Koj lub hom phiaj tsis yog yuav cov hlau nplaum xwb; nws yog los daws qhov teeb meem. Kho koj tus neeg muag khoom raws li tus khub hauv cov txheej txheem ntawd. Qhia tawm cov ntsiab lus gritty ntawm koj qhov project: "Qhov no yuav bolt rau lub forklift ncej, tau npog hauv cov kua dej hydraulic, thiab ua haujlwm ntawm -10 ° C txog 50 ° C."

Ib tus neeg muag khoom zoo yuav nug cov lus nug tom qab kom nkag siab txog koj cov kev xav tau. Ib tug zoo yuav thawb rov qab yog tias koj tab tom ua yuam kev: "Koj nug N52, tab sis rau qhov kev poob siab ntawd, cia peb tham txog N42 nrog lub tsho epoxy thicker." Thiab ib txwm - ib txwm - tau txais cov qauv ntawm lub cev ua ntej. Muab lawv los ntawm wringer nyob rau hauv koj tus kheej ib puag ncig: soak lawv nyob rau hauv cov kua, tso rau lawv mus rau qhov kub thiab txias, sim lawv kom txog thaum lawv ua tsis tiav. Qhov ob peb puas duas las siv rau cov qauv yog cov ntawv pov hwm pheej yig tshaj plaws uas koj yuav puas tau yuav tiv thaiv kev puas tsuaj tsib daim duab.

Cov kab hauv qab: Los ntawm kev saib yav dhau los ntawm cov lus qhia saum toj kawg nkaus thiab tsom rau qhov ua tau zoo, qhov tseeb, thiab kev sib koom tes tiag tiag nrog koj tus neeg muag khoom, koj yuav siv lub zog tag nrho ntawm cov hlau nplaum - tshwj xeeb tshaj yog ntau yam neodymium bar hlau nplaum - los tsim cov kev daws teeb meem uas tsis yog lub zog xwb, tab sis txhim khu kev qha thiab nyab xeeb rau xyoo tom ntej.

Koj puas xav kom kuv ntxiv ib ntu ntawm cov chij liab kom tsis txhob thaum xaiv cov khoom siv hlau nplaum los ua kom cov lus nthuav dav rau koj cov neeg nyeem?