High quality ndfeb round magnet 1.Size:As your requirement 2.Grade:N,M, ... 3.Coating:Zn,Ni,NiCuNi,Epoxy,etc High quality ndfeb round magnet 1.Size:As your requirement2.Grade:N,M,H ... -35AH.4. Shape: Block,Ring,Disc,Cylinder,Rod,Bae,Cube,Sphere,Strip,etc.5. Size: According to customers' request.6. ... temperature(22°C±2).2.The maximum service temperature of magnet is changeable due to the ratio of length and ...