neodymium long thin magnets are hard, brittle and easily corrode.
It's moderate temperature stability.
It's working stability is under 80¡ãC for low Hci Neodymium magnets.
It's (BH)max reaches up to 51MGOe .
The intrinsic coercive force of neodymium long thin magnets is over 30,000 Oe.

speaker big ring magnet mainly comprised of neodymium ,iron and boron,is the third generation of the rare-earth permanent magnets,Sintered Ndfeb is the strongest permanent magnets in the world up to date,It has excellent properties of high remanence,coercivity,and Max.energy product.

neo ring magnet with big hole mainly comprised of neodymium ,iron and boron,is the third generation of the rare-earth permanent magnets,Sintered Ndfeb is the strongest permanent magnets in the world up to date,It has excellent properties of high remanence,coercivity,and Max.energy product.

Material: NdFeB
Shape: disc
Magnetization: Axial
Tolerance: +/- 0,1 mm
Coating: Nickel-plated (Ni-Cu-Ni)
Property: N48
Max. working temperature: 80¡ãC