Name: N42 D45x24mm NdFeB magnet with SGS ROHS ISO9001 Quality Choice
Brand: CJ MAG
Availability: InStock

Product Details

N42 D45x24mm NdFeB magnet with SGS ROHS ISO9001

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

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 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	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