N38 - N52 Strongest Rare Earth Magnet For Motors / Speakers High Performance CJ175 manufacturer from China Shanghai CJ Magnet Industry Co., Ltd.

N38 - N52 Strongest Rare Earth Magnet For Motors / Speakers High Performance

Place of Origin:

Zhejiang, China (Mainland)


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Product Detail

Model No.: CJ175

N38 - N52 Strongest Rare Earth Magnet For Motors / Speakers High Performance
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N38 - N52 Strongest Rare Earth Magnet For Motors / Speakers High Performance

N52 strongest and high performanced Rare Earth Magnet can be used in car motor speaker etc

1 About us

1 Our company the Cj magnet company is the pioneer of magnetic material industry in the world and we have specialized in this feild for many years.

2 we can not only provide you simple magnetic materials, but also can provide magnetic systems and solutions.

3 our main products are NdFeB and Ferrite, and the annual capacity of NdFeB is 1500 ton, the Ferrite is 6000 ton.

4 Our copany has our own factories.they are located in Zhejiang Anji and Ningbo,we can finish all the manufacyure steps by our own.

5 we also have pay great attention to the technolgies and have import a series of professional and advanced machines from aboard.

6 And during the past years our company have got some international certificates,such as ISO9001.ISO14001 and ISO/TS16949. these certificates can make sure that our quality is up to standard.

2 Quick detail

name	NdFeB
shape	Customized
color	Silver
usage	Wind energy Car Speaker
shipment	By sea air or expression
payment	T/T West Union

3 Type and grade

type	grade	max work temperature
N	N35-N52	80
NM	N35M-N50M	100
NH	N30H-N48H	120
NSH	N30SH-N45SH	150
NUH	N30UH-N40UH	180
NEH	N30EH-N38EH	200
NAH	N30AH-N33AH	240

4 Manufacture process

Main steps:

1 raw material ready

2 strip casting

3 hydrogen broken

4 jet milling

5 magnetic pressing

6 sintering

7 magnetic property test

8 machining

9 electroplating

10 inspection

5 Coating

surface	coating	color	Thickness(um)	SST	PCT
Nickel	NI(NICUNI)	Bright silver	10-20	>24-72	>24-72
Cr3+Zinc	Zn/C-Zn		5-8	>16-48
Sn	NI+CU+NI+Sn	silver	10-25	>36-72	>48
Epoxy	Epoxy	Black/grey	10-20	>48
Passivation		Dark gray	1-3	Temporary protection
Phosphate		Dark gray	1-3	Temporary protection

6 FAQ

1, Can you do the seicial designs for us?
Of course ,We have a professional team having rich experience in design and manufacturing just send us your design and tell us the dimensional tolerance, and we will produce the special moulds for your products and produce the products.

2, When can I inquiry or email or calling or skype you ?
We usually quote within 24 hours after we get your inquiry . If you are very urgent to get the price , please call us or tell us in your email so that we would regard your inquiry priority .
3, How can I get a sample to check your quality ?
After price confirmation , you can require for samples to check our quality . If you need the samples , we will charge for the sample cost . But the sample cost can be refundable after order confirmation when your quantity of the order is