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Tel:+86 0579-86311952
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    Ring Shape Ferrite Magnet

    It is durable with long service life that it can be used over and over again, making it cost effective and economic. It has the features of high permeability, good temperature characteristics, and low decay rate.
    The ring shape ferrite magnet is made by the advanced machine with high precision that it has low error to make it work well to gain excellent performance.

    Product Details

    Specification

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    External D

    Opposite sex product: D± 2% D ± 0.1mm

    D±0.1mm

    Homosexual products: D±1.5% and D ± 2%

    Inside diameter d

    Opposite sex product:d±2%

    d±0.1mm

    Homosexual products:d±1.5%and d±2%

    ThicknessH

    H±1.0mm

    H±0.1mm

    Description

    -The ring shape ferrite magnet is made by the advanced machine with high precision that it has low error to make it work well to gain excellent performance.
    -Made with strict standards and high quality control, it is of superior quality that it can be used in loudspeakers,earphones,sensors etc.

    -It is durable with long service life that it can be used over and over again, making it cost effective and economic. It has the features of high permeability, good temperature characteristics, and low decay rate.

    -Our company has been worked in this field for many years that we have the experienced workers with exquisite craftsmanship that it is able to have smooth surface with fluent  and  rounded lines. It has no burrs, which is able to perform steadily and excellently, providing the comfortable using experience.

    -It is widely used in inductors, pulse transformers, high frequency transformers, and noise filters.

    Sintered Ferrite Magnet Performance and Grade

    Grade

    (Br)

    (HcB)

    (HcJ)

    (BH)max

    mT

    KGauss

    KA/m

    KOe

    KA/m

    KOe

    KJ/m3

    MGOe

    Y10T

    200~235

    2.0~2.35

    125-160

    1.57-2.01

    210-280

    2.64-3.51

    6.5-9.5

    0.8-1.2

    Y22H

    310~360

    3.10~3.60

    220-250

    2.76-3.14

    280-320

    3.51-4.02

    20.0-24.0

    2.5-3.0

    Y25

    360~400

    3.60~4.00

    135-170

    1.70-2.14

    140-200

    1.76-2.51

    22.5-28.0

    2.8-3.5

    Y26H-1

    360~390

    3.60~3.90

    200-250

    2.51-3.14

    225-255

    2.83-3.20

    23.0-28.0

    2.9-3.5

    Y26H-2

    360~380

    3.60~3.80

    263-288

    3.30-3.62

    318-350

    3.99-4.40

    24.0-28.0

    3.0-3.5

    Y27H

    350~380

    3.50~3.80

    225-240

    2.83-3.01

    235-260

    2.95-3.27

    25.0-29.0

    3.1-3.6

    Y28

    370~400

    3.70~4.00

    175-210

    2.20-3.64

    180-220

    2.26-2.76

    26.0-30.0

    3.3-3.8

    Y28H-1

    380~400

    3.80~4.00

    240-260

    3.01-3.27

    250-280

    3.14-3.52

    27.0-30.0

    3.4-3.8

    Y28H-2

    360~380

    3.60~3.80

    271-295

    3.40-3.70

    382-405

    4.80-5.08

    26.0-30.0

    3.3-3.8

    Y30H-1

    380~400

    3.80~4.00

    230-275

    2.89-3.46

    235-290

    2.95-3.64

    27.0-32.5

    3.4-4.1

    Y30H-2

    395~415

    3.95~4.15

    275-300

    3.45-3.77

    310-335

    3.89-4.20

    27.0-32.0

    3.4-4.0

    Y32

    400~420

    4.00~4.20

    160-190

    2.01-2.39

    165-195

    2.07-2.45

    30.0-33.5

    3.8-4.2

    Y32H-1

    400~420

    4.00~4.20

    190-230

    2.39-2.89

    230-250

    2.89-3.14

    31.5-35.0

    3.9-4.4

    Y32H-2

    400~440

    4.00~4.40

    224-240

    2.81-3.01

    230-250

    2.89-3.14

    31.0-34.0

    3.9-4.3

    Y33

    410~430

    4.10~4.30

    220-250

    2.76-3.14

    225-255

    2.83-3.20

    31.5-35.0

    3.9-4.4

    Y33H

    410~430

    4.10~4.30

    250-270

    3.14-3.39

    250-275

    3.14-3.45

    31.5-35.0

    3.9-4.4

    Y34

    420~440

    4.20~4.40

    200-230

    2.51-2.89

    205-235

    2.57-2.95

    32.5-36.0

    4.1-4.4

    Y35

    430~450

    4.30~4.50

    215-239

    2.70-3.00

    217-241

    2.73-3.03

    33.1-38.2

    4.1-4.8

    Y36

    430~450

    4.30~4.50

    247-271

    3.10-3.40

    250-274

    3.14-3.44

    35.1-38.3

    4.4-4.8

    Y38

    440~460

    4.40~4.60

    285-305

    3.58-3.83

    294-310

    3.69-3.89

    36.6-40.6

    4.6-5.1

    Y40

    440~460

    4.40~4.60

    330-354

    4.15-4.45

    340-360

    4.27-4.52

    37.6-41.8

    4.7-5.2

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