Permanent Ferrite Magnet
widely use for Speaker, Earphone, Telephone
receiver.
1.General ring size:(OD x ID x T), Unit: mm
|
32x18x3
|
45x22x8
|
53x24x11
|
72x32x15
|
121x57x17
|
|
32x18x5
|
45x22x9
|
60x24x8
|
90x36x15
|
121x57x20
|
|
32x18x6
|
45x18x8
|
60x24x12
|
90x50x15
|
134x57x17
|
|
36x18x8
|
45x22x11
|
60x32x 10
|
90x36x17
|
155x57x20
|
|
39x22x6
|
49x28x8
|
60x32x12
|
100x57x17
|
184x60x20
|
|
40x22x8
|
49x30x8
|
72x32x10
|
100x57x20
|
220x60x20
|
2.Smaller ring size:(OD x ID x T) ,Unit: mm
|
12.4x7x2
|
16x7x5
|
21x7x5
|
23x10.5x3
|
25x13x7
|
|
12.2x4.1x3.8
|
13x7x2
|
20x7x3
|
29x16x5
|
30x6x4
|
|
14.5x9.3x3.5
|
17.5x7x3
|
19x11x2.2
|
27x17x3
|
27x12.5x5
|
3.Small cylinder size:(OD x
T),Unit: mm
|
￠6x2
|
￠8x3
|
￠15x3
|
￠20x3
|
￠12x12
|
|
￠6.5x2
|
￠10x5
|
￠18x5
|
￠25x4
|
￠19x30
|
|
￠7.5x3
|
￠12x3
|
￠12.5x4
|
￠30x10
|
￠55x10
|
Permanent NdFeB magnet
for Speaker, Earphone, Telephone receiver, Microphone.
General Ring size (unit: mm)
|
Disk shape
|
Ø5x1.5
|
Ø6.5x1.5
|
Ø7.5x1.5
|
Ø7.5x0.5
|
|
Disk shape
|
Ø9.5x0.75
|
Ø9.5x1.5
|
Ø12.5x1.5
|
Ø12.5x2
|
|
Ring shape
|
Ø6.5xØ2x1
|
Ø6.5xØ2x1.5
|
Ø13xØ7x1.5
|
Ø16xØ7x2
|
