Grinding Tools,Cordless Grinding Tools,Electric Grinder Tool,Angle Grinder Machine ZHENGYANG TECHNOLOGY CO.,LTD , https://www.supraone.com
Name: Neodymium Block Magnets, Permanent Magnets, Rare earth magnets, Sintered NdFeB magnet
Being made from Neodymium, Iron, Boron and other elements
High remanence, high coercive force, high energy, etc
High resistance to magnetic demagnetization
Excellent cost to performance ratio
Not suitable for application which exposed to high temperatures.
Widely used in mini-motors, wind generators, meters, sensors, speakers, magnetic suspension system, magnetic transmission machine and other industrial applications.
Very easy to corrosion in humid environments, so it is necessory to do the surface treatment according customers' requirements. We can offer the coatings, such as Zinc, Nickel, Nickel-copper-nickel, Silver, gold-plating, Epoxy coating, etc
Grade: N35-N52, N35M-48M, N33H-N44H, N30SH-N42SH, N28UH-N38UH, N28EH-N35EH
Note: OEM service, high quality, fast delivery, best service
Some Coatings of NdFeB Magnet
Surface
Coating
Thickness (Microns)
Color
Resistance
Passivation
1-2
Silver Grey
Temporary Protection
Nickel
Ni+Ni
10-20
Bright Silver
Excellent against Humidity
Ni+Cu+Ni
Zinc
Zn
5-8
Bright Blue
Good Against Salt Spray
C-Zn
Shinny Color
Excellent Against Salt Spray
Tin
Ni+Cu+Sn
10-25
Silver
Superior Against Humidity
Gold
Ni+Cu+Ni+Au
6-10
Gold
Superior Against Humidity
Epoxy
Epoxy
10-25
Black, Red, Grey
Excellent Against Humidity
& Salt SprayNi+Cu+Epoxy Zn+Epoxy
Chemical
Ni
10-20
Silver Grey
Excellent Against Humidity
Silver
Ni+Cu+Ni+Ag
6-10
Silver
Superior Against Humidity
Neodymium Magnet/ Permanent Magnet /Rare Earth Magnet
Model NO.: N4656
Color: Silver Grey,Bright Silver,Bright Blue,Silver
Tolerance: +/-0.05mm
Certificate: RoHS
Brand Name: Magforever
Size: Custom
Samples: Free
Delivery: 15-30days
OEM: Yes
Trademark: magforever
Specification: Custom
Origin: China
Detailed Information of NdFeB Magnets: