NdFeB স্থায়ী চুম্বকের সম্পূর্ণ উৎপাদন প্রক্রিয়া কী?
Neodymium–iron–boron (Nd-Fe-B) is the most representative rare-earth permanent magnetic material. Its main composition includes neodymium (Nd), iron (Fe), and boron (B), where rare-earth elements account for about 25–35%, iron 65–75%, and boron around 1%. NdFeB is currently the permanent magnetic material with the highest magnetic energy product in the world and is known as the […]