Dab tsi yog Samarium Cobalt Magnets?
Samarium cobalt hlau nplaum, tseem hu ua SmCo hlau nplaum, yog hom tsis tshua muaj - lub ntiaj teb hlau nplaum ua los ntawm cov hlau nplaum ntawm samarium thiab cobalt. Lawv paub txog lawv lub zog sib nqus thiab kev ua haujlwm ruaj khov nyob rau hauv siab - qhov kub thiab txias. Tsis zoo li ntau lwm cov hlau nplaum, samarium cobalt hlau nplaum tuaj yeem tuav lawv lub zog sib nqus txawm tias raug tshav kub. Nyob ntawm cov qib, lawv tuaj yeem ua haujlwm ntawm qhov kub ntawm 250℃thiab 350℃yam tsis muaj kev poob haujlwm tseem ceeb. Lawv kuj muaj kev tiv thaiv corrosion zoo heev, uas txhais tau hais tias lawv feem ntau tsis tas yuav muaj txheej txheej ntxiv lossis plating rau kev tiv thaiv. Muaj ob lub ntsiab ntawm SmCo hlau nplaum: SmCo5 thiab Sm2Co17, ob qho tib si tsim los rau cov ntawv thov uas xav tau kev ruaj ntseg siab thiab ua haujlwm rau demagnetization. Vim tias cov khoom no, cov hlau nplaum samarium cobalt tau siv dav hauv cov khoom siv hauv aerospace, siab -kub motors, sensors, thiab lwm yam kev lag luam precision qhov kev ntseeg siab yog qhov tseem ceeb.
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![Samarium Cobalt: koj puas xav tau ntau tus thwjtim?]()
Samarium Cobalt: koj puas xav tau ntau tus thwjtim?Super Permanent Strong Samarium Cobalt Magnets Nqe lus piav qhia ntawm Super Permanent Strong Samarium Cobalt Magnets Permanent Strong Samarium Cobalt Magnets yog ua los ntawm Sintered SmCo Magnet, -
![SmCo hlau nplaum]()
SmCo hlau nplaumSuper Permanent Strong Samarium Cobalt SmCo Magnets Kev Qhia Ntawm Cov Hluav Taws Xob Samarium Cobalt SmCo Magnets Cob Tshuam Muaj Samarium Cobalt Magnets yog ua los ntawm Sintered SmCo Magnet, -
![SmCo]()
SmCoSamarium cobalt hlau nplaum Samarium cobalt hlau nplua nuj vim tias tsis tsuas yog lawv muaj zog heev, tab sis lawv tiv thaiv kev txham thiab kub heev. Lawv tsis tas yuav tsum muaj cov txheej ....
Qhov zoo ntawm Samarium Cobalt Magnets
Nws tuaj yeem siv rau hauv cov xwm txheej txias heev (piv txwv li, mus rau ob peb Kelvin saum toj kawg nkaus xoom).
SmCo tuaj yeem siv tau txog li +300 degrees C (572F); lub H- ntsuas qhov ntsuas mus txog +350 degrees C (662F).
Siab coercivity (Hci) los tiv thaiv demagnetization.
Saum toj no +150 mus rau +180 degrees C (302-356F), SmCo hlau nplaum pib muab kev ua tau zoo dua NdFeB qib hlau nplaum.
SmCo suav hais tias yog corrosion-resistant.
Tsawg heev teb lub zog hloov nrog qhov kub thiab txias.
Kub Qib ntawm Samarium Cobalt Magnets
Samarium Cobalt Magnet Qib ntawm SmCo 5 (Sintered SmCo Magnet)
| Qib | Hom | Nr (T) | Br (KG) | Hcb (kA / m) | Hcb (kOe) | Hcj (kA / m) | Hcj (kOe) | (BH) max (kJ/m³) |
(BH) max (MGOe) |
Curie Temp Tc (degree) | Max ua haujlwm Temp Tw (degree) | Temp Coef Br (% / degree) | Kub Coef Hcj (% degree) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1:9/27 | SmCo5 | 0.83 | 8.3 | 620 | 8.1 | 1274 | 16 | 127 | 16 | 750 | 250 | -0.04 | -0.3 |
| RECO 5 | SmCo5 | 0.87 | 8.4 | 645 | 8.4 | 1274 | 16 | 143 | 18 | 750 | 250 | ||
| 15/17 | SmCo5 | 0.7 | 8.4 | 8.1 | 16 | 18 | 19 | 750 | 250 | -0.04 | -0.3 | ||
| RECO 5 | SmCo5 | 0.92 | 8.9 | 8.5 | 16 | 20 | 19 | 750 | 250 | -0.04 | -0.3 | ||
| RECO 5 | SmCo5 | 0.95 | 9.3 | 710 | 1274 | 167 | 19 | 750 | 250 | -0.04 | -0.3 | ||
| 1:5/27 | Sm2Co17 | 0.98 | 9.8 | 730 | 1194 | 183 | 175 | 750 | 300 | -0.03 | -0.3 | ||
| RECO 5 | Sm2Co17 | 0.98 | 9.6 | 730 | 1194 | 183 | 175 | 750 | 300 | -0.03 | -0.3 |
Samarium Cobalt Magnet Qib ntawm SmCo 17 (Sintered SmCo Magnet)
| Qib | Hom | Br (KG) | Nr (T) | Hcb (kA / m) | Hcb (kOe) | Hcj (kA / m) | Hcj (kOe) | (BH) max (kJ/m³) | (BH) max (MGOe) | Curie Temp (degree) | Max kub (degree) | Nr (% / degree) | Hcj (% / degree) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| RE2Co17 175/199 | SmCo 24 H | 9.9 | 0.96 | 692 | 8.7 | 1990 | 25 | 183 | 22 | 820 | 350 | -0.03 | -0.2 |
| RE2Co17 175/143 | SmCo 24 | 9.9 | 0.96 | 692 | 8.7 | 1433 | 23 | 175 | 20 | 820 | 300 | ||
| RE2Co17 191/199 | SmCo 26 H | 10.4 | 1.02 | 750 | 9.4 | 1990 | 25 | 199 | 24 | 820 | 350 | ||
| RE2Co17 191/143 | SmCo 26 | 10.4 | 1.02 | 750 | 9.4 | 1433 | 18 | 191 | 23 | 820 | 300 | ||
| RE2Co17 191/80 | SmCo 26 M | 10.4 | 1.02 | 676 | 8.5 | 796–1273 | 10–16 | 191 | 24 | 820 | 300 | ||
| RE2Co17 191/44 | SmCO 26 L | 10.4 | 1.02 | 676 | 8.5 | 438–796 | 5.5–10 | 191 | 24 | 820 | 250 | ||
| RE2Co17 207/199 | SmCo 28 H | 10.7 | 1.04 | 756 | 9.5 | 1990 | 25 | 215 | 27 | 820 | 350 | ||
| RE2Co17 207/143 | SmCo 28 | 10.7 | 1.04 | 756 | 9.5 | 1433 | 18 | 215 | 27 | 820 | 300 | ||
| RE2Co17 207/80 | SmCo 28 M | 10.7 | 1.04 | 676 | 8.5 | 796–1273 | 10–16 | 215 | 27 | 820 | 300 | ||
| RE2Co17 207/44 | SmCO 28 L | 10.7 | 1.04 | 676 | 8.5 | 438–796 | 5.5–10 | 215 | 27 | 820 | 250 | ||
| RE2Co17 222/199 | SmCo 30 H | 11 | 1.08 | 788 | 9.9 | 1990 | 25 | 239 | 28 | 820 | 350 | ||
| RE2Co17 222/143 | SmCo 30 | 11 | 1.08 | 788 | 9.9 | 1433 | 18 | 239 | 28 | 820 | 300 | ||
| RE2Co17 222/80 | SmCo 30 M | 11 | 1.08 | 676 | 8.5 | 796–1273 | 10–16 | 239 | 28 | 820 | 300 | ||
| RE2Co17 222/44 | SmCO 30L | 11 | 1.08 | 676 | 8.5 | 438–796 | 5.5–10 | 239 | 28 | 820 | 250 | ||
| RE2Co17 239/80 | SmCO 32 M | 11.2 | 1.10 | 676 | 8.5 | 796–1273 | 10–16 | 255 | 29 | 820 | 300 | ||
| RE2Co17 239/44 | SmCO 32 L | 11.2 | 1.10 | 676 | 8.5 | 438–796 | 5.5–10 | 255 | 29 | 820 | 250 |
Corrosion Resistance thiab Surface Treatment
Samarium cobalt hlau nplaum yog paub rau lawv muaj zog corrosion kuj. Tsis zoo li ntau lwm cov hlau nplaum hauv ntiaj teb tsis tshua muaj, lawv tsis muaj hlau hauv lawv cov qauv tseem ceeb, uas ua rau lawv tsis tshua muaj xeb. Vim li no, SmCo hlau nplaum feem ntau siv tau yam tsis muaj txheej txheej.
Nyob rau hauv ntau qhov chaw muaj kev lag luam, tshwj xeeb tshaj yog nyob rau hauv qhov chaw noo noo los yog tshuaj me me, cov hlau nplaum samarium cobalt ua tau zoo dhau sijhawm. Qhov kev tiv thaiv corrosion ntuj no ua rau lawv haum rau cov tshuab aerospace, cov cuab yeej siv hauv hiav txwv, thiab siab - cov ntawv thov kub uas tiv thaiv plating yuav ua tsis tau.
Feem ntau, SmCo hlau nplaum yog siv nyob rau hauv lawv cov natural, uncoated daim ntawv. Txawm li cas los xij, yog tias xav tau rau qhov chaw tshwj xeeb, kev kho lub teeb xws li nickel plating tuaj yeem siv tau. Qhov kev xaiv nyob ntawm qhov kev ua haujlwm thiab qib kev tiv thaiv xav tau.
Txheej Txheem Ntawm Sintered Samarium Cobalt Magnets
Raw Khoom
01
Sib tov
02
Nqus Melting
03
Hmoov ntau lawm
04
Moulding
05
Tshuaj daws teeb meem
06
Kev sim
07
Txiav & Sib Tsoo
08
Kev tshuaj xyuas
09
Ntim
10
Kev xa khoom
11
Tom qab -Kev Pabcuam Muag
12
Cov ntawv thov kev lag luam
Aerospace Systems:SmCo hlau nplaum feem ntau siv hauv cov khoom siv dav hlau, satellites, thiab cov cuab yeej tiv thaiv. Lawv ua tau zoo nyob rau hauv qhov kub thiab txias thiab vibration.
High-Temperature Motors: Hauv cov motors thiab cov tshuab hluav taws xob uas ua haujlwm ntawm qhov kub siab, cov hlau nplaum samarium cobalt muab cov khoom sib nqus ruaj khov yam tsis muaj qhov poob ntawm lub zog loj.
Cov Khoom Siv Roj thiab Roj: Cov cuab yeej downhole thiab cov sensors siv hauv kev tshawb nrhiav roj tau raug tshav kub thiab siab. SmCo hlau nplaum raug xaiv rau lawv cov kav ntev thiab ua haujlwm rau corrosion.
Precision Sensors thiab Instruments: Ntau yam khoom siv ntsuas thiab kev tswj hwm xav tau kev ua haujlwm zoo sib nqus. SmCo hlau nplaum pab kom muaj tseeb nyob rau lub sijhawm ntev.
Cov Khoom Siv Kho Mob: Qee cov khoom siv kho mob yuav tsum muaj kev sib nqus ruaj khov hauv kev ua kom tsis muaj menyuam. SmCo hlau nplaum tuaj yeem tswj qhov kub siab thiab muab kev ruaj ntseg ntev - lub sijhawm ua haujlwm hauv cov tshuab precision.
Industrial Automation: Robotics, servo systems, thiab high -kawg encoders siv samarium cobalt hlau nplaum rau kev tswj kom raug thiab ua tau zoo dua.
SmCo vs Neodymium hlau nplaum
Cov hlau nplaum Samarium cobalt (SmCo) thiab neodymium (NdFeB) hlau nplaum yog ob qho tib si tsis tshua muaj -cov hlau nplaum hauv ntiaj teb, tab sis lawv tau tsim los rau kev ua haujlwm sib txawv. NdFeB hlau nplaum yog paub rau lawv cov hlau nplaum muaj zog heev, thaum SmCo hlau nplaum muaj nuj nqis rau lawv qhov kub thiab txias tsis kam. Cov lus hauv qab no qhia txog qhov sib txawv tseem ceeb kom meej.
| Khoom | Samarium Cobalt (SmCo) | Neodymium (NdFeB) |
|---|---|---|
| Sib Nqus Zog | Siab | Siab heev |
| Max ua haujlwm kub | 250-350 degree | 80-200℃(nyob ntawm qib) |
| Corrosion Resistance | Zoo heev, feem ntau tsis xav tau txheej txheej | Nruab nrab, txheej feem ntau yuav tsum tau |
| Resistance rau Demagnetization | Muaj zog heev | Muaj zog |
| Brittleness | Txhaum | Txhaum |
| Nqi | Siab dua | qis |
| Tej kev siv | Aerospace, siab -temp motors, sensors | Motors, electronics, khoom siv |
Kev cai SmCo Magnet Solutions
High -Tsub Qib Xaiv:Cov qib SmCo sib txawv muaj nyob ntawm qhov ntsuas kub thiab kev ua haujlwm sib nqus. Peb tuaj yeem pab koj xaiv cov qib tsim nyog raws li koj qhov chaw ua haujlwm, tshwj xeeb tshaj yog rau cov ntawv thov siab dua 250 degree.
Magnetization Direction:Magnetization tuaj yeem kho raws li axial, radial, lossis diametrical, nyob ntawm daim ntawv thov. Qhov tseeb magnetization kev taw qhia yog qhov tseem ceeb rau kev ua tiav cov khoom sib nqus ruaj khov thiab kev ua haujlwm zoo.
Tight Tolerance Machining:SmCo hlau nplaum yog nkig thiab yuav tsum tau ceev faj sib tsoo. Precision machining ua kom cov npoo du, qhov tseeb qhov ntev, thiab kev sib dhos txhim khu kev qha hauv siab -kev ua tau zoo.
Daim ntawv thov -Raws li Engineering Support:Yog tias koj tsis paub meej txog qib lossis qhov kev xaiv loj, kev txhawb nqa tuaj yeem muab raws li qhov kub thiab txias, cov xwm txheej thauj khoom, thiab cov kev xav tau ua haujlwm kom ntseeg tau tias tsim cov hlau nplaum tsim nyog.
Magnetic Performance Optimization: Sib nqus cov khoom xws li residual induction (Br), coercivity (Hc), thiab cov khoom siv hluav taws xob siab tshaj plaws (BHmax) tuaj yeem xaiv raws li koj qhov kev ua tau zoo.
FAQs
Q: Puas yog SmCo hlau nplaum nkig?
A: Yog. Samarium cobalt hlau nplaum yog cov khoom tawv thiab nkig. Lawv yuav tsum tau ua tib zoo saib xyuas thaum lub sijhawm machining thiab kev teeb tsa kom tsis txhob chipping lossis tawg.
Q: Cov hlau nplaum SmCo puas tuaj yeem siv rau hauv qhov chaw nqus tsev?
A: Yog. Vim tias lawv ruaj khov ntawm qhov kub thiab txias thiab tsis yooj yim corrode, samarium cobalt hlau nplaum feem ntau haum rau lub tshuab nqus tsev lossis aerospace ib puag ncig.
Q: Lub sij hawm coj mus kuaj rau kev cai SmCo hlau nplaum yog dab tsi?
A: Lub sijhawm ua haujlwm nyob ntawm qhov loj, qib, thiab qhov ntau. Txij li thaum SmCo hlau nplaum yuav tsum tau precision machining, ntau lawm yuav siv sij hawm ntev tshaj li tus qauv ferrite hlau nplaum. Kev lees paub cov duab kos thiab cov qauv tshwj xeeb thaum ntxov pab txo lub sijhawm xa khoom.
Q: Yuav khaws cov hlau nplaum SmCo li cas?
A: Lawv yuav tsum tau muab khaws cia rau hauv qhov chaw qhuav thiab khaws cia kom deb ntawm qhov muaj zog rov qab magnetic teb. Kev sib nrug ntawm cov hlau nplaum raug pom zoo kom tsis txhob muaj kev cuam tshuam los yog kev puas tsuaj.
Q: Qhov txawv ntawm SmCo5 thiab Sm2Co17 yog dab tsi?
A: SmCo5 hlau nplaum feem ntau muab cov hlau nplaum zoo thiab ua haujlwm tau zoo ntawm qhov kub siab. Sm2Co17 hlau nplaum feem ntau muab cov hlau nplaum ntau dua thiab zoo dua qhov kub thiab txias. Qhov kev xaiv nyob ntawm qhov yuav tsum tau ua haujlwm kub thiab cov khoom sib nqus.
Q: Puas yog SmCo hlau nplaum haum rau cov khoom me me?
A: Yog. SmCo hlau nplaum tuaj yeem tsim nyob rau hauv qhov me me nrog kev ua siab ntev. Lawv feem ntau siv nyob rau hauv compact sensors, micro-motors, thiab precision instruments qhov kev ruaj ntseg tseem ceeb.
Q: Cov hlau nplaum SmCo puas tuaj yeem siv rau hauv thaj chaw marine?
A: Lawv ua tau zoo nyob rau hauv cov av noo thiab me me corrosive ib puag ncig vim lawv cov natural corrosion kuj. Rau kev raug dej ntsev ncaj qha, kev tiv thaiv ntxiv yuav raug txiav txim siab nyob ntawm daim ntawv thov.
Tau zoo samarium cobalt hlau nplaum los ntawm kev samarium cobalt hlau nplaum manufacturers thiab cov neeg muag khoom ntawm no. Peb lub Hoobkas muab cov khoom zoo tshaj plaws nrog tus nqi qis tshaj.
