Ningbo Ldb Magnetics Limited.
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The Sintered NdFeB magnet is the strongest permanent magnet at present.
With the high remanence, high corrective force, high energy product,
reasonable price and availability to different dimensions, it is so popular with every industry applicatons. Now we can make different grade of NdFeB, from N33-N52,33M-48M,33H-48H,30SH-45SH,30UH-38UH and 30EH-35EH;
The surface of the magnet is usually treated with some special methods, such as Ni, Zn, gold, copper, epoxy, chemical and so on;