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  • Europe style for Samarium Cobalt Round Magnet - AlNiCo – Rumotek

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    Europe style for Samarium Cobalt Round Magnet - AlNiCo – Rumotek Detail:

    Introduction:
    AlNiCo alloys basically consist of aluminum, nickel, cobalt, copper, iron and titanium. In some grades cobalt and/or titanium can be omitted. Also these alloys may contain additions of silicon, columbium, zirconium or other elements which enhance heat treatment response of one of the magnetic characteristics.  AlNiCo alloys are formed by casting or powder metallurgical processes.
    Feature:
    1. AlNiCo magnet has high remanent induction but low coercivity. It works stable at extreme temperature, maintaining its magnetic characteristics between –250ºC and 550ºC.  Based on superior magnetic induction, it is largely used in measuring equipment and detection systems.
    2. Alnico is a fragile material and can only be altered during the casting process. Orientation of it achieved during heat treatment, producing a magnetic field with the defined magnetization direction.
    3. Due to the low coercive force, AlNiCo magnets can be easily affected by reverse magnetic force and impact of iron. That’s why they can be easily demagnetized by external influences. For this reason, AlNiCo magnets should not be stored and packed with the same poles opposing to each other.
    4. In open circuit, the ration of length/diameter (L/D) should be at least 4:1. With shorter length,
    5. AlNiCo magnets behave well against oxidation. No coating required for surface protection.
    Applications:
    Use in high sensitivity products such as Instruments, Meters, Mobile Phones, Automobile parts, Electroacoustic devices, Motors, Teaching and Aerospace military, etc.
    All stated values were determined using standard samples according IEC 60404-5. The following specifications serve as reference values and may differ.

    Cast AlNiCo Magnet Physical Properties
    Material Grade Remanence Rev. Temp.-Coeff. Of Br Coercivity Rev. Temp.-Coeff. Of Hcj Max. Energy  Product Max. Operating Temperature Density
    Br (KGs) Hcb (KOe) (BH)max.  (MGOe) g/cm³
    Isotropic LN9 6.8 -0.03 0.38 -0.02 1.13 450℃ 6.9
    Isotropic LN10 6.0 -0.03 0.50 -0.02 1.20 450℃ 6.9
    Isotropic LNG12 7.2 -0.03 0.50 +0.02 1.55 450℃ 7.0
    Isotropic LNG13 7.0 -0.03 0.60 +0.02 1.60 450℃ 7.0
    Isotropic LNGT18 5.8 -0.025 1.25 +0.02 2.20 550℃ 7.3
    Anisotropic LNG37 12.0 -0.02 0.60 +0.02 1.65 525℃ 7.3
    Anisotropic LNG40 12.5 -0.02 0.60 +0.02 5.00 525℃ 7.3
    Anisotropic LNG44 12.5 -0.02 0.65 +0.02 5.50 525℃ 7.3
    Anisotropic LNG52 13.0 -0.02 0.70 +0.02 6.50 525℃ 7.3
    Anisotropic LNG60 13.5 -0.02 0.74 +0.02 7.50 525℃ 7.3
    Anisotropic LNGT28 10.8 -0.02 0.72 +0.03 3.50 525℃ 7.3
    Anisotropic LNGT36J 7.0 -0.025 1.75 +0.02 4.50 550℃ 7.3
    Anisotropic LNGT32 8.0 -0.025 1.25 +0.02 4.00 550℃ 7.3
    Anisotropic LNGT40 8.0 -0.025 1.38 +0.02 5.00 550℃ 7.3
    Anisotropic LNGT60 9.0 -0.025 1.38 +0.02 7.50 550℃ 7.3
    Anisotropic LNGT72 10.5 -0.025 1.40 +0.02 9.00 550℃ 7.3

     

    Sintered AlNiCo Magnet Physical Properties
    Material Grade Remanence Rev. Temp.-Coeff. Of Br Coercivity Coercivity Rev. Temp.-Coeff. Of Hcj Max. Energy Product Max. Operating Temperature Density
    Br (KGs) Hcb (KA/m) Hcj (KA/m) (BH)max. (KJ/m³) g/cm³
    Isotropic SALNICO4/1 8.7-8.9 -0.02 9-11 10-12 -0.03~0.03 3.2-4.8 750℃ 6.8
    Isotropic SALNICO8/5 5.3-6.2 -0.02 45-50 47-52 -0.03~0.03 8.5-9.5 750℃ 6.8
    Isotropic SALNICO10/5 6.3-7.0 -0.02 48-56 50-58 -0.03~0.03 9.5-11.0 780℃ 6.8
    Isotropic SALNICO12/5 7.0-7.5 -0.02 50-56 53-58 -0.03~0.03 11.0-13.0 800℃ 7
    Isotropic SALNICO14/5 7.3-8.0 -0.02 47-50 50-53 -0.03~0.03 13.0-15.0 790℃ 7.1
    Isotropic SALNICO14/6 6.2-8.1 -0.02 56-64 58-66 -0.03~0.03 14.0-16.0 790℃ 7.1
    Isotropic SALNICO14/8 5.5-6.1 -0.01 75-88 80-92 -0.03~0.03 14.0-16.0 850℃ 7.1
    Isotropic SALNICO18/10 5.7-6.2 -0.01 92-100 99-107 -0.03~0.03 16.0-19.0 860℃ 7.2
    Anisotropic SALNICO35/5 11-12 -0.02 48-52 50-54 -0.03~0.03 35.0-39.0 850℃ 7.2
    Anisotropic SALNICO29/6 9.7-10.9 -0.02 58-64 60-66 -0.03~0.03 29.0-33.0 860℃ 7.2
    Anisotropic SALNICO32/10 7.7-8.7 -0.01 90-104 94-109 -0.03~0.03 33.0-38.0 860℃ 7.2
    Anisotropic SALNICO33/11 7.0-8.0 -0.01 107-115 111-119 -0.03~0.03 33.0-38.0 860℃ 7.2
    Anisotropic SALNICO39/12 8.3-9.0 -0.01 115-123 119-127 -0.03~0.03 39.0-43.0 860℃ 7.25
    Anisotropic SALNICO44/12 9.0-9.5 -0.01 119-127 124-132 -0.03~0.03 44.0-48.0 860℃ 7.25
    Anisotropic SALNICO37/15 7.0-8.0 -0.1 143-151 150-158 -0.03~0.03 37.0-41.0 870℃ 7.2

    Note:
    · We remain the same as above unless specified from customer. Curie temperature and temperature coefficient are for reference only, not as a basis for decision.
    · The maximum working temperature of magnet is changeable due to ratio of length and diameter and environment factors.


    Product detail pictures:

    Europe style for Samarium Cobalt Round Magnet - AlNiCo – Rumotek detail pictures

    Europe style for Samarium Cobalt Round Magnet - AlNiCo – Rumotek detail pictures


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    Our enterprise since its inception, usually regards product top quality as business life, repeatedly enhance manufacturing technology, make improvements to product excellent and continuously strengthen enterprise total high quality administration, in strict accordance with all the national standard ISO 9001:2000 for Europe style for Samarium Cobalt Round Magnet - AlNiCo – Rumotek , The product will supply to all over the world, such as: Israel, Guatemala, Armenia, Now we have a excellent team supplying specialist service, prompt reply, timely delivery, excellent quality and best price to our customers. Satisfaction and good credit to every customer is our priority. We have been sincerely looking forward to cooperate with customers all over the world. We believe we can satisfy with you. We also warmly welcome customers to visit our company and purchase our solutions.
  • This manufacturers not only respected our choice and requirements, but also gave us a lot of good suggestions, ultimately, we successfully completed the procurement tasks.
    5 Stars By Freda from Serbia - 2017.10.13 10:47
    Speaking of this cooperation with the Chinese manufacturer, I just want to say"well dodne", we are very satisfied.
    5 Stars By Nicci Hackner from Macedonia - 2018.08.12 12:27
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