... .. Magnetization: Yes or No High and stable Performance N48 HR Brand Permanent Cylinder High Performance Ndfeb magnet is made from Neodymium, Iron ... elements to make it strong.1. General features of the NdFeB magnet:NdFeB Magnet Grades: N33, N35, N38, N40, N42, N48, N50, ... and coatingsShape: arc, tile, square, cylinder and magnetic ring with various sizesHigh magnetic performance (Br: 11,000 to ...