N38M Strong sintered NdFeB block cube magnet

N38M Strong sintered NdFeB block cube magnet  Strong sintered NdFeB block cube magnet is made from N38M NdFeB.In permanent magnets, the grade refers to the materials used in the production process. Material "grades" range from low end to high end .This magnet with Nickel coating.The size of this block magnet is 50.8mm x25.4mm x38.1mm,it is big magnet than others.And the magnetized through thickness or wideness. The weight of this super strong NdFeB magnet is about 370g.Operating temperature is maximum 80'C. The magnet is widely use in roly-poly toy, magnet teaching equipment, or on wooden door foot to avoid close, etc. Neodymium block magnet more details as below: Material NdfeB Grade 38M Length 50.8mm width 25.4mm…