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  • Mākēneki Ferrite

    Hōʻike Pōkole:

    Hana ʻia nā ferrites paʻakikī e pili ana i ka barium ferrite a me nā pauka strontium (ʻano hana kemika BaO • 6Fe2O3 a me SrO • 6Fe2O3). Loaʻa lākou i nā metala oxidized, a pēlā i hoʻokomo ʻia i loko o ka hui mea ceramic. Loaʻa lākou i kahi o approx. 90% iron oxide (Fe2O3) a me 10% alkaline honua oxide (BaO a i ʻole SrO) - nā mea maka he nui a he kumu kūʻai hoʻi. Hoʻokaʻawale lākou i ka isotropic a me ka anisotropic, hoʻopili ʻia nā mea o ka hope i hoʻokahi
    ʻaoʻao e loaʻa ai nā mana magnet ʻoi aku ka maikaʻi. Hoʻonohonoho ʻia nā mākēneki Isotropic e ka compressing ʻoiai ke komikina ʻia nā mākēneki anisotropic i loko o ka māla magnet. Hāʻawi kēia i ka Mākēneki me kahi kuhikuhi preferential a pākolu i kona nui ikehu.


    ʻIke kikoʻī

    Nā huahana huahana

    Kuhi ʻia Mākēneki Ferrite Waiwai Kino
    Papa Remanence Rev. ʻO Coeff. No Br ʻOhana hoʻoikaika kino Puʻuwai hoʻoikaika kino Intrinsic Rev. Temp.-Coeff. Na Hcj Max. Huahana ikehu Max. Mahana hana Ka mānoanoa
    Br (KGs) Hcb (KOe) Hcj (KOe) (BH) max. (MGOe) Bi / cm³
    Y10T 2.0-2.35 -0.20 1.57-2.01 2.64-3.52 +0.30 0.8-1.2 250 ℃ 4.95
    Y20 3.2-3.8 -0.20 1.70-2.38 1.76-2.45 +0.30 2.3-2.8 250 ℃ 4.95
    Y22H 3.1-3.6 -0.20 2.77-3.14 3.52-4.02 +0.30 2.5-3.2 250 ℃ 4.95
    Y23 3.2-3.7 -0.20 2.14-2.38 2.39-2.89 +0.30 2.5-3.2 250 ℃ 4.95
    Y25 3.6-4.0 -0.20 1.70-2.14 1.76-2.51 +0.30 2.8-3.5 250 ℃ 4.95
    Y26H 3.6-3.9 -0.20 2.77-3.14 2.83-3.21 +0.30 2.9-3.5 250 ℃ 4.95
    Y27H 3.7-4.0 -0.20 2.58-3.14 2.64-3.21 +0.30 3.1-3.7 250 ℃ 4.95
    Y28 3.7-4.0 -0.20 2.20-2.64 2.26-2.77 +0.30 3.3-3.8 250 ℃ 4.95
    Y30 3.7-4.0 -0.20 2.20-2.64 2.64-2.77 +0.30 3.3-3.8 250 ℃ 4.95
    Y30H-1 3.8-4.0 -0.20 2.89-3.46 2.95-3.65 +0.30 3.4-4.1 250 ℃ 4.95
    Y30BH 3.8-3.9 -0.20 2.80-2.95 2.90-3.08 +0.30 3.4-3.7 250 ℃ 4.95
    Y30-1 3.6-4.0 -0.20 1.70-2.14 1.76-2.51 +0.30 2.8-3.5 250 ℃ 4.95
    Y30BH-1 3.8-4.0 -0.20 2.89-3.46 2.95-3.65 +0.30 3.4-4.0 250 ℃ 4.95
    Y30H-2 3.95-4.15 -0.20 3.46-3.77 3.90-4.21 +0.30 3.5-4.0 250 ℃ 4.95
    Y20-2 3.95-4.15 -0.20 3.46-3.77 3.90-4.21 +0.30 3.5-4.0 250 ℃ 4.95
    Y32 4.0-4.2 -0.20 2.01-2.38 2.07-2.45 +0.30 3.8-4.2 250 ℃ 4.95
    Y33 4.1-4.3 -0.20 2.77-3.14 2.83-3.21 +0.30 4.0-4.4 250 ℃ 4.95
    Y35 4.0-4.1 -0.20 2.20-2.45 2.26-2.51 +0.30 3.8-4.0 250 ℃ 4.95
     Kaha:
    · Noho mākou e like me ka mea i luna inā ʻaʻole i kuhikuhi ʻia mai ka mea kūʻai aku. ʻO ke ana wela o Curie a me ke koina pāmahana no ke kuhikuhi wale nō, ʻaʻole ma ke kumu no ka hoʻoholo ʻana.

    Lanakila:

    E like me ka maʻamau o ka ceramic oxide, hōʻike nā mākēneki ferrite paʻakikī i ke ʻano kūpaʻa i ka wai, nā mea hoʻoheheʻe, nā hopena alkaline,

    nā waikawa nāwaliwali, nā paʻakai, nā lubricants a me nā mea haumia gas. ʻO ka maʻamau, hiki ke hoʻohana ʻia nā mākēneki ferrit paʻakikī me ka ʻole o ka pale o ka hoʻowahāwahā.
    Hiʻona:
    Ma muli o ko lākou paʻakikī nui (6-7 Mohs), palupalu a maʻalahi hoʻi nā mākēneki Ferrite i nā kīkēkē a kūlou paha. I ka wā o ka hana ʻana, pono lākou e mīkini me nā mea hana daimana. ʻO nā mahana hana me nā magneto ferrite ma waena o –40ºC a me 250ºC.

    Noi:

    Hoʻohana ʻia nā kinona like ʻole i ka ʻenehana utomotive, e like me ka automation a me ka kaohi ana. ʻO nā noi ʻē aʻe e like me nā mīkini uila Automobile (holoi, noho noho kaʻa), Ke aʻo ʻana, ka mea komo puka, ke kaʻa uila a me ka noho lomilomi, a pēlā aku.

     

    I kēia lā, ʻo nā ferrite paʻakikī ka mea nui o nā mākēneki paʻa mau i hana ʻia. I ka hoʻohālikelike ʻana me nā mākēneki AlNiCo, ʻike ʻia nā ferrites paʻakikī e nā flens densities akā ʻo nā ikaika kaʻi coercive kiʻekiʻe. ʻO kēia ka hopena i ke ʻano pālahalaha o nā mea. Hoʻokaʻawale ʻia ʻo Barium ferrite a me strontium ferrite ma muli o nā mea hoʻomaka.

    Ua hoʻoholo ʻia nā kumukūʻai āpau i ka hoʻohana ʻana i nā laʻana maʻamau e like me IEC 60404-5. ʻO nā kikoʻī aʻe e lawelawe ana ma ke ʻano he waiwai kuhikuhi a ʻokoʻa paha.

     

     


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