powerful rare earth magnet used in car motor and speaker with ISO9001
USD $0.1 - $50 /Piece
Min.Order:1000 Pieces
Shanghai CJ Magnet Industry Co., Ltd.
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 manufacture 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 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 Detailed product description
Product name | NdFeB Magnet |
Thickness | Customized |
color | Silver |
Shape | Customized |
Exporting Port | Shanghai |
usage | Wind energy Car Speaker |
Size | Customized |
Shipping | By sea , air , express ( DHL , Fedex , UPS , TNT , EMS etc . ) |
payment | T/T Western Union |
3 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 electroplatin
10 inspection
4 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 |
|
5 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 |
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 more about the MOQ .
7 Why choose us
1 we have professional design produce and sales teams.
2 we have professional and advanced machines
3 our products are all in high quality
4 we have good after-service
5 all manufacture steps can be finished by our own.
8 Features
1beautiful designs
2 high perfermance
3 Eco-friendly Material , Durable Structure ;
4. Advanced Machines ;
5. Fast Delivery , Efficient Communication ;
6. Factory Direct Sale , Good Quality and Competitive Price ;