Product Details

N38UH NdFeB magnet in ring shape with different size used for speaker

1 About us

Shanghai CJ Magnet Industry Co.Ltd was established in 2002. There are 2 factories which both belong to our own company. We permanently devote ourselves to the production and application of Sintered NdFeB and Ferrite Permanent magnet. The annual output of Sintered NdFeB is 1500Ton, Ferrite is 6000Ton and AlNiCo is 600Ton.
Our company desires to be the professional supplier of magnet, magnetic appliances and magnetic solutions. Therefore, we always pursue the high quality of our product. Since the establishment of our company, we have obtained ISO9001,ISO14001 and ISO/TS16949 certificates. At the same time, we have got 8 patents.

2 Description & Specification:

Sintered NdFeB magnet	Strong permanent magnet with magnetic properties
Grades	N33, N35, N38, N40, N42, N45, N48, N50, N52, (M, H, SH, EH, UH )
Coatings	Nickel, Ni-Cu-Ni, Zinc, white-blue Zn, Black epoxy resin, Gold
Sizes	customized
Shapes	Disc, cylinder, sphere, block, ring, tile, arc, and other irregular shapes
Tolerance	+/-0.05mm unless specified.
Magnetized direction	Through thickness, diameter, axial, etc
Maximum working temperature	80 to 120 degrees C
Delivery time	Within 7-30 days when order confirmed
Package Condition	Standard air/sea protective package, unless specified.

3 FAQ

1. When can i get the reply for my inquiry ?
Your inquiry would received our prompt and satisfactory reply within 4 hours during our working time .If you are very urgent to get the price, please call us so that we will regard your inquiry priority .

2. About quotation ?
We will present out detailed competitive quotation in an excel form including information such as the packing and delivery time as well as reasonable terms and conditions to you .

3. How about the inspection ?
A. The goods will be inspected by our high - trained QC regardless to the quantity before shipment .
B. Any problems during the inspection will be informed by us .
C. Inspection by your side will be highly welcomed if possible and necessary .
D. Prompt delivery are ensured . For any reason that we can not deliver the goods on time , you will be informed the reasons and reach the settling methods agreed by both of us .

4 Features

1. Professional skills

2. Creative Designs

3 High performance of products

3. Exquisite workmanship to serve with high quality

4. Fashion style to attract the consumers

5About Coating

Surface	Coating	Thickness( m)	Color	SST(hours)
Nickel	Ni	10-20	Bright Silver	>24-72
Black Nickel	Ni+Cu+Ni	10-20	Bright Black	>48-96
Cr3+Zinc	Zn C-Zn	5-8	Bright Blue Shinning Color	>16-48 >36-72
Sn	Ni+Cu+Ni+Sn	10-25	Silver	>36-72
Au	Ni+Cu+Ni+Au	10-15	Gold	>12
Ag	Ni+Cu+Ni+Ag	10-15	Silver	>12
Epoxy	Epoxy Ni+Cu+Epoxy Zn+Epoxy	10-20 15-30 15-25	Black / Grey	>48 >72-108 >72-108