... :Sample: 10-13daysLead Time: 20-25days Material:Permanent MagnetFerrite Magnet,Rare earth magnet Shape:Ring, Disk, Block, segment, ball,cylinder andAs the ... temperature with Good corrosion resistance 2.Grades:Y10T,Y20,Y25,Y30,Y30BH,Y35(China standard);C1,C5,C8,C11(U.S ... :Factory Advantages:As a professional and leading manufacturer of Permanent Magnet in our market for 8 years,we are always improving ...