hat
Ak Aimants, ki se yon espesyal anfòm konnye a, nòmalman materyèl: NdFeB & Ferrite aimants (en). Gen kèk mande tanperati anwo nan syèl la, lè sa a, sèvi ak Alnico aimants.
eng
Arc Magnets is one special shape, normally material: NdFeB & Ferrite (ceramic) magnets. Some request high temperature, then use Alnico magnets.