Nā Lāki Nui Honua Mākēneki

ʻO Samarium Cobalt Mʻumeʻume Overview a me nā lula.

ʻO Samarium Cobalt (SmCo) magnet ka mea i kapa ʻia ka magnet magnet Cobalt honua. ʻO kona kūpaʻa kiʻekiʻe i ka demagnetization a me ke kūpaʻa o ke ana wela maikaʻi e hana SmCo magnet wela kiʻekiʻe a i ʻole Sm2Co17 magnet e hana paʻa ma lalo o ke ana wela i 350 ° C. ʻO ka maʻamau ʻaʻole pono ka uhi ʻana. No laila SmCo Mākēneki mea he uku nui koho o ka Mākēneki mea no na mea he nui kiʻekiʻe hana noi e like me aerospace, motorsports a me kaʻa hana.

Papa Kōkuhi Koena
ʻO Br
Hoʻoikaika
Hcb
Hoʻoikaika Intrinsic
Hcj
Huahana ʻImi Maximum
(BH) max
Rev. ʻO Coef.
α (Br)
Rev. ʻO Coef.
(Hcj)
ʻOihana Temp Temp.
T kG kA / m  kOe kA / m  kOe kJ / m3 MGOe  % / ° C  % / ° C ° C
SmCo5, (SmPr) Co5, SmCo 1: 5 mākēneki
YX14 0.74-0.80 7.4-8.0 573-629 7.2-7.9 > 1194 > 15 96-119 12-15 -0.04 -0.30 250
YX14H 0.74-0.80 7.4-8.0 573-629 7.2-7.9 > 1592 > 20 96-119 12-15 -0.04 -0.30 250
YX16 0.79-0.85 7.9-8.5 612-660 7.7-8.3 > 1194 > 15 110-135 14-17 -0.04 -0.30 250
YX16H 0.79-0.85 7.9-8.5 612-660 7.7-8.3 > 1592 > 20 110-135 14-17 -0.04 -0.30 250
YX18 0.84-0.90 8.4-9.0 644-700 8.1-8.8 > 1194 > 15 127-151 16-19 -0.04 -0.30 250
YX18H 0.84-0.90 8.4-9.0 644-700 8.1-8.8 > 1592 > 20 127-151 16-19 -0.04 -0.30 250
YX20 0.89-0.94 8.9-9.4 676-725 8.5-9.1 > 1194 > 15 143-167 18-21 -0.04 -0.30 250
YX20H 0.89-0.94 8.9-9.4 676-725 8.5-9.1 > 1592 > 20 143-167 18-21 -0.04 -0.30 250
YX22 0.92-0.96 9.2-9.6 710-748 8.9-9.4 > 1194 > 15 160-183 20-23 -0.04 -0.30 250
YX22H 0.92-0.96 9.2-9.6 710-748 8.9-9.4 > 1592 > 20 160-183 20-23 -0.04 -0.30 250
YX24 0.95-1.00 9.5-10.0 730-780 9.2-9.8 > 1194 > 15 175-199 22-25 -0.04 -0.30 250
YX24H 0.95-1.00 9.5-10.0 730-780 9.2-9.8 > 1592 > 20 175-199 22-25 -0.04 -0.30 250
Sm2Co17, Sm2 (CoFeCuZr) 17, SmCo 2:17 mākēneki
YXG22 0.93-0.97 9.3-9.7 676-740 8.5-9.3 > 1433 > 18 160-183 20-23 -0.03 -0.20 350
YXG22H 0.93-0.97 9.3-9.7 676-740 8.5-9.3 > 1990 > 25 160-183 20-23 -0.03 -0.20 350
YXG24 0.95-1.02 9.5-10.2 692-764 8.7-9.6 > 1433 > 18 175-191 22-24 -0.03 -0.20 350
YXG24H 0.95-1.02 9.5-10.2 692-764 8.7-9.6 > 1990 > 25 175-191 22-24 -0.03 -0.20 350
YXG26M 1.02-1.05 10.2-10.5 541-780 6.8-9.8 636-1433 8-18 191-207 24-26 -0.03 -0.20 300
YXG26 1.02-1.05 10.2-10.5 748-796 9.4-10.0 > 1433 > 18 191-207 24-26 -0.03 -0.20 350
YXG26H 1.02-1.05 10.2-10.5 748-796 9.4-10.0 > 1990 > 25 191-207 24-26 -0.03 -0.20 350
YXG28M 1.03-1.08 10.3-10.8 541-796 6.8-10.0 636-1433 8-18 207-223 26-28 -0.03 -0.20 300
YXG28 1.03-1.08 10.3-10.8 756-812 9.5-10.2 > 1433 > 18 207-223 26-28 -0.03 -0.20 350
YXG28H 1.03-1.08 10.3-10.8 756-812 9.5-10.2 > 1990 > 25 207-223 26-28 -0.03 -0.20 350
YXG30M 1.08-1.10 10.8-11.0 541-835 6.8-10.5 636-1433 8-18 223-240 28-30 -0.03 -0.20 300
YXG30 1.08-1.10 10.8-11.0 788-835 9.9-10.5 > 1433 > 18 223-240 28-30 -0.03 -0.20 350
YXG30H 1.08-1.10 10.8-11.0 788-835 9.9-10.5 > 1990 > 25 223-240 28-30 -0.03 -0.20 350
YXG32M 1.10-1.13 11.0-11.3 541-844 6.8-10.6 636-1433 8-18 230-255 29-32 -0.03 -0.20 300
YXG32 1.10-1.13 11.0-11.3 812-844 10.2-10.6 > 1433 > 18 230-255 29-32 -0.03 -0.20 350
YXG32H 1.10-1.13 11.0-11.3 812-844 10.2-10.6 > 1990 > 25 230-255 29-32 -0.03 -0.20 350
YXG34M 1.13-1.16 11.3-11.6 835-884 10.5-11.1 636-1433 8-18 246-270 31-34 -0.03 -0.20 300
YXG34 1.13-1.16 11.3-11.6 835-884 10.5-11.1 > 1433 > 18 246-270 31-34 -0.03 -0.20 350
YXG34H 1.13-1.16 11.3-11.6 835-884 10.5-11.1 > 1990 > 25 246-270 31-34 -0.03 -0.20 350
Low Mahana Coefficient Sm2Co17, (SmEr) 2 (CoTm) 17, SmCo 2:17 mākēneki
YXG22LT 0.94-0.98 9.4-9.8 668-716 8.4-9.0 > 1194 > 15 167-183 21-23 -0.015 -0.20 350

Neodymium Mʻumeʻume Overview a me nā lula.

Neodymium (NdFeB), Neo, a me Neodymium Iron Boron magnet he ʻano like me nā noi e like me ka brushless DC motors, nā mea ʻimi a me nā mea leo nui, ma muli o kāna mau waiwai maikaʻi e like me nā mea magnet kiʻekiʻe (e like me ke koena induction, ka coercive force, a me ka huahana ikehu nui), nui nā koho o nā māka magnet a me nā mahana hana, maʻalahi i ka mīkini e hana i nā ʻano a me nā nui i loaʻa, a pēlā aku. 

Papa Kōkuhi Koena
ʻO Br
Hoʻoikaika
Hcb
Hoʻoikaika Intrinsic
Hcj
Huahana ʻImi Maximum
(BH) max
Rev. ʻO Coef.
α (Br)
Rev. ʻO Coef.
(Hcj)
ʻOihana Temp Temp.
T kG kA / m  kOe kA / m  kOe kJ / m3 MGOe  % / ° C  % / ° C ° C
N35 1.17-1.22 11.7-12.2 > 868 > 10.9 > 955  > 12 263-287 33-36 -0.12 -0.62 80
N38 1.22-1.25 12.2-12.5 > 899 > 11.3 > 955  > 12 287-310 36-39 -0.12 -0.62 80
N40 1.25-1.28 12.5-12.8 > 907 > 11.4 > 955  > 12 302-326 38-41 -0.12 -0.62 80
N42 1.28-1.32 12.8-13.2 > 915 > 11.5 > 955  > 12 318-342 40-43 -0.12 -0.62 80
N45 1.32-1.38 13.2-13.8 > 923 > 11.6 > 955  > 12 342-366 43-46 -0.12 -0.62 80
N48 1.38-1.42 13.8-14.2 > 923 > 11.6 > 955  > 12 366-390 46-49 -0.12 -0.62 80
N50 1.40-1.45 14.0-14.5 > 796 > 10.0 > 876  > 11 382-406 48-51 -0.12 -0.62 80
N52 1.43-1.48 14.3-14.8 > 796 > 10.0 > 876  > 11 398-422 50-53 -0.12 -0.62 80
N33M 1.13-1.17 11.3-11.7 > 836 > 10.5 > 1114 > 14 247-263 31-33 -0.11 -0.60 100
N35M 1.17-1.22 11.7-12.2 > 868 > 10.9 > 1114 > 14 263-287 33-36 -0.11 -0.60 100
N38M 1.22-1.25 12.2-12.5 > 899 > 11.3 > 1114 > 14 287-310 36-39 -0.11 -0.60 100
N40M 1.25-1.28 12.5-12.8 > 923 > 11.6 > 1114 > 14 302-326 38-41 -0.11 -0.60 100
N42M 1.28-1.32 12.8-13.2  > 955 > 12.0 > 1114 > 14   318-342 40-43 -0.11 -0.60 100
N45M 1.32-1.38 13.2-13.8 > 995 > 12.5 > 1114 > 14 342-366 43-46 -0.11 -0.60 100
N48M 1.36-1.43 13.6-14.3 > 1027 > 12.9 > 1114 > 14 366-390 46-49 -0.11 -0.60 100
N50M 1.40-1.45 14.0-14.5 > 1033 > 13.0 > 1114 > 14 382-406 48-51 -0.11 -0.60 100
N33H 1.13-1.17 11.3-11.7 > 836 > 10.5 > 1353 > 17 247-263 31-33 -0.11 -0.58 120
N35H 1.17-1.22 11.7-12.2 > 868 > 10.9 > 1353 > 17 263-287 33-36 -0.11 -0.58 120
N38H 1.22-1.25 12.2-12.5 > 899 > 11.3 > 1353 > 17 287-310 36-39 -0.11 -0.58 120
N40H 1.25-1.28 12.5-12.8 > 923 > 11.6 > 1353 > 17 302-326 38-41 -0.11 -0.58 120
N42H 1.28-1.32 12.8-13.2 > 955 > 12.0 > 1353 > 17 318-342 40-43 -0.11 -0.58 120
N45H 1.32-1.36 13.2-13.6 > 963 > 12.1 > 1353 > 17 326-358 43-46 -0.11 -0.58 120
N48H 1.36-1.43 13.6-14.3 > 995 > 12.5 > 1353 > 17 366-390 46-49 -0.11 -0.58 120
N33SH 1.13-1.17 11.3-11.7 > 844 > 10.6 > 1592 > 20 247-263 31-33 -0.11 -0.55 150
N35SH 1.17-1.22 11.7-12.2 > 876 > 11.0 > 1592 > 20 263-287 33-36 -0.11 -0.55 150
N38SH 1.22-1.25 12.2-12.5 > 907 > 11.4 > 1592 > 20 287-310 36-39 -0.11 -0.55 150
N40SH 1.25-1.28 12.5-12.8 > 939 > 11.8 > 1592 > 20 302-326 38-41 -0.11 -0.55 150
N42SH 1.28-1.32 12.8-13.2 > 987 > 12.4 > 1592 > 20 318-342 40-43 -0.11 -0.55 150
N45SH 1.32-1.38 13.2-13.8 > 1003 > 12.6 > 1592 > 20 342-366 43-46 -0.11 -0.55 150
N28UH 1.02-1.08 10.2-10.8 > 764 > 9.6 > 1990 > 25 207-231 26-29 -0.10 -0.55 180
N30UH 1.08-1.13 10.8-11.3 > 812 > 10.2 > 1990 > 25 223-247 28-31 -0.10 -0.55 180
N33UH 1.13-1.17 11.3-11.7 > 852 > 10.7 > 1990 > 25 247-271 31-34 -0.10 -0.55 180
N35UH 1.17-1.22 11.7-12.2 > 860 > 10.8 > 1990 > 25 263-287 33-36 -0.10 -0.55 180
N38UH 1.22-1.25 12.2-12.5 > 876 > 11.0 > 1990 > 25 287-310 36-39 -0.10 -0.55 180
N40UH 1.25-1.28 12.5-12.8 > 899 > 11.3 > 1990 > 25 302-326 38-41 -0.10 -0.55 180
N28EH 1.04-1.09 10.4-10.9 > 780 > 9.8 > 2388 > 30 207-231 26-29 -0.10 -0.55 200
N30EH 1.08-1.13 10.8-11.3 > 812 > 10.2 > 2388 > 30 223-247 28-31 -0.10 -0.55 200
N33EH 1.13-1.17 11.3-11.7 > 836 > 10.5 > 2388 > 30 247-271 31-34 -0.10 -0.55 200
N35EH 1.17-1.22 11.7-12.2 > 876 > 11.0 > 2388 > 30 263-287 33-36 -0.10 -0.55 200
N38EH 1.22-1.25 12.2-12.5 > 899 > 11.3 > 2388 > 30 287-310 36-39 -0.10 -0.55 200
N28AH 1.04-1.09 10.4-10.9 > 787 > 9.9 > 2785 > 35 207-231 26-29 -0.10 -0.47 230
N30AH 1.08-1.13 10.8-11.3 > 819 > 10.3 > 2785 > 35 223-247 28-31 -0.10 -0.47 230
N33AH 1.13-1.17 11.3-11.7 > 843 > 10.6 > 2785 > 35 247-271 31-34 -0.10 -0.47 230

ʻIlikai Pākuʻi no nā mākēneki

Ka pena ʻana Pākuʻi pale Waihoʻoluʻu Mānoanoa maʻamau
m
SST
Hola
PCT
Hola
Hana Temp.
° C
Waiwai Palapala Noi maʻamau
Nickel Ni + Cu + Ni, Ni + Ni ʻ Brightlapa kala 10-20 > 24-72 > 24-72 <200 Hoʻohana pinepine ʻia Nā mākēneki hanalima
Zinc Keʻokeʻo Umi Zn Keʻokeʻo Uliuli 8-15 > 16-48 > 12 <160 Lahilahi a me nā kumu kūʻai Nā mākēneki kaʻa uila
Zinc kala 3 + Cr Waihona Zn Waihoʻoluʻu Bright 5-10 > 36-72 > 12 <160 Lahilahi a me ka hoʻopili maikaʻi Nā mākēneki haʻi ʻōlelo
Nika Kemika Ni + Kemika Ni Kālāʻeleʻele 10-20 > 24-72 > 16 <200 Mānoanoa ʻaʻano Uila uila
Epoxy Epoxy, Zn + Epoxy ʻEleʻele / hina 10-25 > 96 > 48 <130 ʻO ke kūpaʻa kūpalu palupalu a maikaʻi Kaʻa kaʻa
NiCuEpoxy Ni + Cu + Epoxy ʻEleʻele / hina 15-30 > 72-108 > 48 <120 ʻO ke kūpaʻa kūpalu palupalu a maikaʻi Nā mākēneki kaʻa laina
Phosphating Phosphating Hinahina Māmā 1-3 —— —— <240 Pale kuikawa Nā mākēneki kaʻa uila
Passivation Passivation Hinahina Māmā 1-3 —— —— <240 Pale kuikawa Nā mākēneki kaʻa lawelawe
Parylene Parylene Maopopo 3-10 > 24 —— <150 Tensile, māmā a me ka hilinaʻi nui Koa, Aerospace
Paukū Paukū Eleʻele 500 > 72-108 —— <130 ʻO ke kūpale maikaʻi a me ka pale ʻaʻai Nā paʻa mākēneki

Mākēneki palekana:

Nui ka ikaika o nā mākēneki lā a me nā ʻōnaehana magnet, no laila pono e mālama ʻia ka mālama pono ʻana i lalo i ka maka o nā limahana āpau e hoʻohana, lawelawe, a i ʻole hana iā lākou i mea e hōʻeha ai i nā ʻeha pilikino a i ʻole nā ​​pōʻino i nā mākēneki.

E nānā pono ka mālama ʻia ʻana o nā mākēneki laha honua ākea ka wā e pili ai kekahi me kekahi a i ʻole nā ​​mea ferromagnetic. He mea nui e komo i nā aniani palekana a me nā mea pale e pono ai ke lawelawe ʻana i nā mākēneki nui. Paipai ʻia nā kāʻei lima e pale ai i nā lima.

E mālama i nā metala ferromagnetic mai kahi hana. E akahele i ka hana ʻana me nā mākēneki. Mai hana pū me nā mākēneki magnetized inā ʻoe ma lalo o ka mana o ka ʻalekohola, nā lāʻau, a i ʻole nā ​​lāʻau hoʻomalu.

Hoʻololi paha nā mea uila uila a me nā hāmeʻa i ka hoʻoponopono ʻana a i ʻole hōʻino ʻia e kahi māpuna ikaika. E mālama mau i nā mākēneki magnetized i kahi mamao mamao aku mai nā mea uila uila. Pono e mālama ʻia ke akahele kūikawā inā e kau ana kekahi i ka mea hoʻāʻau pacemaker, no ka mea hiki i nā māpuna ikaika ikaika ke hoʻopōʻino i nā uila uila i loko o nā mea hoʻāla.

Mai ale wale i nā mākēneki a i ʻole hoʻokau i nā mākēneki i loko o ka hiki ʻana o nā keiki a me nā mākua kīnā ʻole noʻonoʻo. Inā e ale ʻia nā mākēneki, e nīnau koke i ke kauka a / a i ʻole e ʻimi koke i ka lāʻau.

Hiki i nā mākēneki ka honua ke hana i nā huna ahi ma o ka hoʻopili ʻana i ka lawelawe ʻana, keu hoʻi ke ʻae pū ʻia. Mai lawelawe i nā mākēneka honua laha ʻole i nā lewa pā pōhaku no ka mea e ʻā ana ka uila i kēlā lewa.

Hiki ke wela i ka lepo pauka; Hiki ke puhi kūlohelohe ke maloʻo ka pauka. Inā wili, hoʻomaʻū mau i nā mākēneki mākū e hōʻalo i ka puhi wale ʻana o ka pua wili. Mai hoʻomaloʻo maloʻo. E hōʻoia i ka loaʻa ʻana o ka ea kūpono i ka wili ʻana i nā mākēneki. Mai hoʻāʻo e mīkini i nā mākēneki me ka hoʻohana ʻana i nā pono hana maʻamau, no ka mea hiki i kēia ke hana i ka chipping a me ka wāwahi ʻana. E komo mau i nā aniani palekana

E mālama mau i ka lepo kaola a i ʻole ka wili palaoa i loko o nā ipu piha piha i ka wai a i ʻole hermetically i hoʻopaʻa ʻia i nā lewa kūpale e pale ai i ka puhi koke ʻana.

E hoʻolei mau i ka pauka lepo laha ʻole me ka mālama. Mai makaʻu i nā ahi. Pono e hana i nā mākēneki magnetized e pale ai i ka ʻeha ke lawelawe.