100pcs 5mmx2mm N52 Strong Round Magnets Rare Earth NdFeB Neodymium Magnet

Description 100pcs 5mmx2mm N52 Strong Round Magnets Rare Earth NdFeB Neodymium Magnets Specification Shape RoundGrade N52Material NdFeB magneticSize Dia 5mm Thickness 2mmQuantity 100pcs Feature Neodymium chemical symbol Nd is element 60 on the periodic table It is a rare earth metal and forms one of the Lanthanides series When added to Iron Fe and Boron B chemical formula Nd14Fe21B the resultant magnets are the strongest magnets currently available Neodymium magnets are sometimes known as Neo Neod or NIB magnets Neodymium magnets are usually coated Nickel Copper Nickel plating to prevent the iron from rusting Applications 1 Acoustic field the speaker receiver microphone alarm stage audio car audio and so on 2 Electronics permanent magnetic actuator vacuum circuit breakers magnetic relays meter meter sound meter a reed switch sensors 3 Electrical field VCM CD DVD ROM generators motors servo motors micro motors motors vibration motors 4 Machinery and equipment magnetic separation magnetic machinery 5 Healthcare medical equipment magnetic health products and so on 6 Wedding corsage badges etc can be replaced with a magnet attractsevery other clothes pins so as not to damage the dress 7 For the overlying metal drawing board for fixing the drawing paper Magnetic blackboard whiteboard fixed file drawings 8 Advertising magnets available to replace the original fixtures at any timeconvenient to replace the ad content