Purchase Qty. Reference FOB Price
500-4,999 Pieces US$4.36
5,000+ Pieces US$4.00
Product Description
A permanent magnet is that a magnet that is permanent, in contrast to an electromagnet, which only behaves like a magnet when an electric current is flowing through it. Permanent magnets are made out of substances like magnetite (Fe3O4), the most magnetic naturally occurring mineral or neodymium, ...