Ferrite magnets for speaker

Price: 0.1~50.0 USD
Payment Terms: T/T,L/C
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Basic Info.
  • Application: Speaker Magnet 
  • Shape: Others 
  • Type: Permanent 
  • Composite: Ferrite Magnet 
  • Brand Name: Skym 
  • Specification: Strongly magnetized 
  • Shape: Ring 
  • Place of origin: Ningbo 
  • Characteristic: High stability, low price 
  • Model No.: F012 
  • Place of Origin: Zhejiang  
  • Min.Order: 100 Piece/Pieces
  • Means of Transport: Ocean, Air
Supply Capacity
  • Production Capacity: 200000000pcs/month
  • Packing:paper box
  • Delivery Date: 10-15 days
Ferrite magnet for speaker:

Characteristics:

1. High stability, low price.
2.Material grade required: Y30, Y30BH, Y33, Y35.

3.Shapes available: segment, arc, ring, block, etc.
4.Size: provide various dimensions of magnet according to customer's drawing or samples.

5.High precision, environment protection, high efficiency.
6.Low noise metallurgical products.

 Chinese grade for sintered ferrite magnets
Grade
Br
mT     KG
Hcb
KA/m    KOe
Hcj
KA/m    KOe
(BH)max KJ/m3    MGOe
Equivalent to Former standard
Y8T
200-2352.0-2.35
125-1601.57-2.01
210-2802.64-3.52
6.5-8.5    0.8-1.2
Y10T
Y20
320-3803.2-3.8
135-1901.70-2.58
140-1951.76-2.45
18.0-22.02.3-2.8
Y20
Y22H
310-3603.1-3.6
220-2502.77-3014
280-3203.52-4.02
20.0-24.02.5-3.0
Y23H
320-3703.2-3.7
170-1902.14-2.38
190-2302.39-2.89
20.0-25.52.5-3.2
Y25
360-4003.6-4.0
135-1701.70-2.14
140-2001.76-2.51
22.5-28.02.8-3.5
Y25
Y26H
360-3903.6-3.9
220-2502.77-3.14
225-2552.83-3.21
23.0-28.02.9-3.5
Y27H
370-4003.7-4.0
205-2502.58-3.14
210-2552.64-3.21
25.0-29.03.1-3.7
Y28
370-4003.7-4.0
175-2102.20-2.64
180-2202.26-2.77
26.0-30.03.3-3.8
Y30
Y30H-1
380-4003.8-4.0
230-2752.89-3.46
235-2902.95-3.65
27.0-32.53.4-4.1
Y30BH
Y30H-2
395-4153.95-4.15
275-3003.46-3.77
310-3353.90-4.21
28.5-32.03.5-4.0
Y32
400-4204.0-4.2
160-1902.01-2.38
165-1952.07-2.45
30.0-33.53.8-4.2
Y35
Y33
410-4304.1-4.3
220-2502.77-3.14
225-2552.83-3.21
31.5-35.04.0-4.4
USA standard
Material
Br
HcB
HcJ
(BH)max
mT
KG
KA/m
KOe
KA/e
KOe
kj/m3
MGOe
C1
230
2.3
148
1.86
258
3.5
8.36
1.05
C5
380
3.8
191
2.4
199
2.5
27
3.4
C7
340
3.4
258
3.23
318
4.00
21.9
2.75
C8(=C8A)
385
3.85
235
2.95
242
3.05
27.8
3.5
C8B
420
4.2
232
2.913
236
2.96
32.8
4.12
C9
380
3.8
280
3.516
320
4.01
26.4
3.32
C10
400
4.0
288
3.617
280
3.51
30.4
3.82
C11
430
4.3
200
2.512
204
2.56
34.4
4.32
Europe standard
The standard from International Electronics Committee(IEC404-8-1)
Grade
Allowed Value (min/typical)
Br
Hcb(BHC)
Hcj(IHC)
(BH)max
MT
KG
KA/m
KOe
KA/m
KOe
Kj/m3
MGOe
HF8/22
200/220
2.00/2.20
125/140
1.57/1.76
220/230
2.76/2.89
6.5/6.8
0.8/1.1
HF20/19
320/333
3.20/3.33
170/190
2.14/2.39
190/200
2.39/2.51
20.0/21.0
2.5/2.7
HF20/28
310/325
3.10/3.25
220/230
2.76/2.89
280/290
3.52/3.64
20.0/21.0
2.5/2.7
HF22/30
350/365
3.50/3.65
255/265
3.20/3.33
290/300
3.64/3.77
22.0/23.5
2.8/3.0
HF24/16
350/365
3.50/3.65
155/175
1.95/2.20
160/180
2.01/2.26
24.0/25.5
3.0/3.2
HF24/23
350/365
3.50/3.65
220/230
2.76/2.89
230/240
2.89/3.01
24.0/25.5
3.0/3.2
HF24/35
360/370
3.60/3.70
260/270
3.27/3.39
350/360
4.40/4.52
24.0/25.5
3.0/3.2
HF26/16
370/380
3.70/3.80
155/175
1.95/2.20
160/180
2.01/2.26
26.0/27.0
3.2/3.4
HF26/18
370/380
3.70/3.80
175/190
2.20/2.39
180/190
2.26/2.39
26.0/27.0
3.3/3.4
HF26/24
370/380
3.70/3.80
230/240
2.89/3.01
240/250
3.01/3.14
26.0/27.0
3.3/3.4
HF26/26
370/380
3.70/3.80
230/240
2.89/3.01
260/270
3.27/3.39
26.0/27.0
3.3/3.4
HF26/30
385/395
3.85/3.95
260/270
3.27/3.39
300/310
3.77/3.89
26.0/27.0
3.3/3.4
HF28/26
385/395
3.85/3.95
250/265
3.14/3.33
260/275
3.27/3.45
28.0/30.0
3.5/3.8
HF28/28
385/395
3.85/3.95
260/270
3.27/3.39
280/290
3.50/3.60
28.0/30.0
3.5/3.8
HF30/26
395/405
3.95/4.05
250/260
3.14/3.33
260/270
3.27/3.39
30.0/31.5
3.8/3.9
HF32/17
410/420
4.10/4.20
160/180
2.01/2.26
165/175
2.07/2.20
32.0/33.0
4.0/4.1
HF32/22
410/420
4.10/4.20
215/225
2.70/2.83
220/230
2.76/2.89
32.0/33.0
4.0/4.1
HF32/25
410/420
4.10/4.20
240/250
3.01/3.14
250/260
3.14/3.27
32.0/33.0
4.0/4.1

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Ms. Erin (Sales)
Tel: 86-574-88229324-808
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Contact Method
Sky Magnetech (Ningbo) Co., Ltd.
Room 1202 No. 555 Jinshan Building, Changshou South Road, Yinzhou District., Ningbo, Zhejiang, China (Mainland) / 315100
Fax: 86-574-87687170
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