... NdFeB Magnet in various shapes(segment, block, cube, cylinder, disc, ring, rod, sphere, etc)with different ... as strip casting, HDDR technology3. Magnetic properties: High coercive force, the max operation temp is up ... to 200 degree centigrade or 380 curie temperature;4. Grades: N33-N52, 33M-48M, 33H-48H ... requirments . Rare Earth NdFeB Magnet - High Quality with Reasonable Price - Manufacturer Supply