Product Name: 132lb Rare Earth F50x25X10mm Block Magnet Model NO.: N45 Grade: N45 Coating: Nickel Shape: Block Application: Speaker Magnet, Industrial Magnet, Jewelry Magnet, Solenoid, Motor Magnet, Generator Magnet Product Name of Block Magnet: 132lb Rare Earth F50x25X10mm Block Magnet Envrionment Management System: ISO9001/14001 Certificate of Block Magnet: Ce/RoHS/SGS Tolerance of Block Magnet: +/- 0.05mm Magnetization Direction of Block Magnet: Axial/Radial/Multi-Poles Magnetization Working Temp. of Block Magnet: 80-200 Degree Centigrade Transportation of Block Magnet: by Sea, by Air, by Express Payment: T/T, Paypal, Western Union Lead Time of Block Magnet: 15-25days Trademark: GME Transport Package: as Client's Request Specification: F50x25x10mm Origin: Zhejiang Ningbo/ Fujian Xiamen HS Code: 850511100 Product Description 132lb Rare Earth F50x25X10mm Block MagnetA permanent magnet is that a magnet that is permanent, in contrast to an electromagnet,which only behaves like a magnet when an electric current is flowing through it.Permanent magnets are made out of substances like magnetite (Fe3O4),Every permanent magnet generates a magnetic field, which circulates around the magnet is a distinct pattern.The size of the magnetic field is related to the size of the magnet and its strength.Here introduce a super strong permanent magnet that very popular in European magnet mareket.SpecificationF50x25x10mmMaterial GradeNeodymium N45Length50mmWidth25mmThickness10mmCoatingNiCuNiColorSilver ToneMagnetized directionthrough thicknessPull strength / Magnetic Force27 KGMOQ550 pcsLeading Time18-23 working daysSampleYesCertificateISO2000, TS16949, RoHS, CE & SGSPaymentT/T, PayPal, Western UnionMagnetic Characteristicsof N45GRADERemanenceCoercive ForceIntrinsic CoerciveMax Energy ProductWorking Temp.(Br)(bHc)(iHc)(BH)maxTw(ºC)TKGsKA/mKOeKA/mKOeKJ/m³MGOeN451.32-1.3713.2-13.7≥876≥11.0≥955≥12342-36643-46≤80