Home > Minerals & Metallurgy > Magnetic Materials > Others > Neodymium ring magnet for speakers

Jingqiu Magnetic Electric Co.,LTD

[Province: Zhejiang ]

Share |

Neodymium ring magnet for speakers

Price:	0.1~8.0 USD
Trade Term:	FOB
Payment Terms:	T/T,L/C,

HiSupplier Escrow

Add to My Favorites

Trade on HiSupplier, Worry Free Guarantee

•Trading safety, secure your money, lower the risk, protect both buyers and suppliers

•HiSupplier is a Chinese multinational company in U.S, it helps to coordination and order landing.

More ›

Product Details
Company Profile
Product Reviews

Basic Info.

Application: Speaker Magnet
Shape: Coil
Type: Permanent
Composite: NdFeB Magnet
Brand Name: Canphia Magnet
Model No.: NdFeB Magnet
Place of Origin: Zhejiang
Min.Order: 100 Piece/Pieces
Means of Transport: Ocean, Air

Supply Capacity

Production Capacity: 1000000pcs/month
Delivery Date: 15-30days

Our Superiorities:

1, precise tolerance and dimension with good performance;

2, apart from grade N48, various grades from N35 to 35EH are supplied for different customers;

3, different sizes can be done perfectly according to customers' drawings;

4, different surface treatments for you to choose: Zinc-coating, Nickel Coating, NiCuNi coating, Gold and Silver coating, Epoxy sealing, Phosphating and others;

5, good corrosion resistance and heat resistance;

6, mass production to satisify your large order.

The Introduction of NdFeB Magnets' Applications:

1, Electro-acoustic field: such as loudspeaker, headphone, earphone, stage sound device, alarm, microphone and so on. Because of good performance, our magnets can provide sound equipments better sensitiveness and susceptibility.

2, Electric products: Permanent magnetic actuator vacuum circuit breaker, magneticlatchingrelay, watt-hour meter, watermeter, sensor, reed switch and so on.

3, Motor areas: VCM, CDVD-ROM, generator, electromotor, servo motor, vibration motor, step motor, DC motor, linear motor and so on. Our magnets with stable performance and high HCJ can work under high temperature which can guarantee your products work better.

4, mechanical equipment: magnetic separator, magnetic holder, and other magnetic machines.

5, Health care: nuclear magnetic resonance spectrometer, medical apparatus and instruments,

magnetic therapy and health care products, fuel-saving magnetizer and so on. Our stable permanent magnets used in health care areas will make people healthier.

6, Other fields: bags magnets, toy magnets, craft gifts and packaging, doors and windows magnets,magnetic locks, magnetic holding devices and so on.

Magnetic properties of Neodymiummagnets

Grade	Br		Hcb		Hcj		(BH)max		Density	Curie Temp	Working Temp
Grade	mT	kGs	kA/m	kOe	kA/m	kOe	kJ/m³	MGOe	g/cm³	℃	℃
N35	1180-1230	11800-12300	≥868	≥10900	≥955	≥12000	263-287	33-36	7.45	310	≤80
N38	1220-1280	12200-12800	≥899	≥11300	≥955	≥12000	287-310	36-39
N40	1250-1310	12600-13100	≥923	≥11600	≥955	≥12000	302-326	38-41
N42	1280-1340	12800-13400	≥923	≥11600	≥955	≥12000	318-342	40-43
N45	1320-1370	13200-13700	≥876	≥11000	≥955	≥12000	342-366	43-46
N48	1380-1420	13600-14200	≥836	≥10500	≥876	≥11000	358-390	45-48
N50	1400-1450	13900-14500	≥836	≥10500	≥876	≥11000	374-406	47-51
N52	1430-1480	14200-14800	≥796	≥10000	≥876	≥11000	390-422	49-53
N35M	1180-1230	11800-12300	≥868	≥10900	≥1114	≥14000	263-287	33-36			≤100
N38M	1220-1280	12200-12800	≥899	≥11300	≥1114	≥14000	287-310	36-39
N40M	1260-1310	12600-13100	≥923	≥11600	≥1114	≥14000	302-326	38-41
N42M	1280-1340	12800-13400	≥923	≥11600	≥1114	≥14000	318-342	40-43
N45M	1340-1390	13400-13900	≥876	≥11000	≥1114	≥14000	342-366	43-46
N48M	1360-1420	13600-14200	≥876	≥11000	≥1114	≥14000	366-390	46-49
N35H	1180-1230	11800-12300	≥868	≥10900	≥1353	≥17000	263-287	33-36			≤120
N38H	1220-1280	12200-12800	≥899	≥11300	≥1353	≥17000	287-310	36-39
N40H	1260-1310	12600-13100	≥923	≥11600	≥1353	≥17000	302-326	38-41
N42H	1280-1340	12800-13400	≥923	≥11600	≥1353	≥17000	318-342	40-43
N45H	1330-1390	13300-13900	≥923	≥11600	≥1353	≥17000	342-366	43-46
N48H	1360-1420	13600-14200	≥923	≥11600	≥1274	≥16000	366-390	46-49
N33SH	1140-1190	11400-11900	≥836	≥10500	≥1592	≥20000	247-270	31-34			≤150
N35SH	1180-1230	11800-12300	≥868	≥10900	≥1592	≥20000	263-287	33-36
N38SH	1220-1280	12200-12800	≥899	≥11300	≥1592	≥20000	287-310	36-39
N40SH	1260-1310	12600-13100	≥923	≥11600	≥1592	≥20000	302-326	38-41
N42SH	1280-1340	12800-13400	≥923	≥11600	≥1592	≥20000	318-342	40-43
N45SH	1330-1390	13300-13900	≥923	≥11600	≥1592	≥20000	342-366	43-46
N28UH	1030-1090	10300-10900	≥780	≥9800	≥1990	≥25000	207-231	26-29			≤180
N30UH	1090-1140	10900-11400	≥812	≥10200	≥1990	≥25000	223-247	28-31
N33UH	1130-1170	11300-11700	≥852	≥10700	≥1990	≥25000	247-263	31-33
N35UH	1180-1220	11800-12200	≥868	≥10900	≥1990	≥25000	263-287	33-36
N38UH	1220-1270	12200-12700	≥899	≥11300	≥1990	≥25000	287-310	36-39
N28EH	1030-1090	10300-10900	≥780	≥9800	≥2388	≥30000	207-231	26-29			≤200
N30EH	1080-1130	10800-11300	≥812	≥10200	≥2388	≥30000	223-247	28-31
N33EH	1130-1170	11300-11700	≥852	≥10700	≥2388	≥30000	247-263	31-33
N35EH	1180-1220	11800-12200	≥868	≥10900	≥2388	≥30000	263-287	33-36