Product Name: N45h Rare Earth NdFeB Round Arc Motor Magnet Model NO.: N45H Grade: N40sh Motor Magnet Coating: Nickel Shape: Arc Motor Magnet Application: Industrial Magnet, Solenoid, Motor Magnet, Industrial Arc Magnet Product Name of Motor Magnet: N45h Rare Earth NdFeB Round Arc Motor Magnet Envrionment Management System: ISO9001/14001 Certificate of Motor Magnet: CE/RoHS/SGS Tolerance of Motor Magnet: +/- 0.05mm Model Number of Motor Magnet: Gme-N40sh Magnetization Direction of Motor Magnet: Axial//Diametrical/Radial/Multi-Poles Magnetized Working Temp. of Motor Magnet: 80-200 Degree Centigrade Transportation of Motor Magnet: by Sea, by Air, by Express Payment: T/T, Paypal, Western Union Lead Time of Motor Magnet: 15-25days Trademark: GME Transport Package: Carton, Wood Case, Anti-Magnetized Package Specification: OR 18mm x IR14mm x T20mm x 45deg. Origin: Ningbo/Xiamen HS Code: 850511100 Product Description Even the most powerful permanent magnet is not as strong as the strong electromagnets, so their applications are limited,but they still have very widely application, magnets can be found everywhere,including your hard disk, ATM and credit cards, speakers and microphones, electric motors, and toys.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.outer diameterOR18mmlnner diameterIR14mmheightH20mmdegree45Magnetization:Inside curve to outside curveTolerances:0.005mmMaterial:Neodymium (NdFeB)Coating:Nickel (Ni)Magnet Weight:7.637gGrade:N45HBr13.3-13.9 KGHcb≥11.6 KOeHci≥17 KOeBHmax43-46MGOeTmax120°CMOQ10000 pcsLeading Time18-23 working daysSampleYesCertificateISO2000, TS16949, RoHS, CE & SGSPaymentT/T, PayPal,Western UnionGRADERemanenceCoercive ForceIntrinsic CoerciveMax Energy ProductWorking Temp.(Br)(bHc)(iHc)(BH)maxTw(ºC)TKGsKA/mKOeKA/mKOeKJ/m³MGOeN45H1.33-1.39.13.3-13.9≥923≥11.6≥1353≥17342-36643-46≤120