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block Neodymium magnets are composed of Neodymium,iron,boron and a few transition metals.Neodymium magnet is the strongest magnetic material from now on.But it gets rusty easily in air.Usually we need to do some protection work on the sureface like nickel coating,Zinc,coating,Au coating,Expoxy coating and so on.
Product details
Most powerful block Neodymium rare earth magnets | |||
block shape |
Length (mm) |
width(mm) |
Thickness(mm) |
Min |
150 |
150 |
50 |
Max |
5 |
1.5 |
0.5 |
Tolerance |
+/-0.05 |
+/-0.05 |
+/-0.05 |
Coating |
Zn,Ni,Ni-Cu-Ni, Cr3+Zn, Cr6+Zn, Gold,Ag,Tin, Epoxy,Passivation,Phosphated |
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Grade |
N33-N48,N33M-N48M,N33H-N45H,N35SH-N42SH, |
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Specification |
1,MOQ:5000-10000pcs |
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