block ferrite magnet 1.high performance is acceptable 2.fast delivery 3.quality according to ISO9001:2000,TS16949,RoHS. block ferrite magnet1.great for DC motor,auto application such as starter,fan,blower,wiper,fuel pump etc.2.Grade:Y28,Y29,Y30,Y32,Y33,Y34,Y35,Y36,Y38,Y403.addition:Ca,Sr,Si.Al,rare-earth metal.4.Shape:arc,block5.custom design is acceptable.6.high resistance to demagnetization and ...