N30-N55 Grade high energy Neodymium iron boron NdFeb Rare Earth Ring magnet
1. Material: NdFeB magnet. 2. Grade: N35-N48, N35H-N45H, N35SH-N42SH, N28UH-N33UH 3. Coating: Zn and Ni 4. Passed ISO9001
N30-N55 Grade high energy Neodymium iron boron NdFeb Rare Earth Ring magnet