постоянный магнит

1. assure youreasonable pricing ,stable quality and on-time delivery 2. Material: NdFeB magnet, Neodymium magnet, Permanent magnet, Rare earth magnet, strong magnet, Neodyme magnet etc. 3. Magnetic grades: N35-N48,35M-48M,35H-45H,35SH-42SH,33UH-35UH and 33EH-35EH etc. 4. Products are manufactured according to ISO9001 quality system and will be past ISO14001 lately. 5. Shape: Block, sheet, bar, ball, arc, ring, rod, disk, heteromorphism or according to customers request etc 6. Size and tolerance: The smallest size is 2(+0/-0.05) x 2(+0/-0.05) x 0,373(+/-0.007)mm and biggest is 200(+/-0.20)X200(+/-0.20)X50(+/-0.10)mm 7. Coating: passivation, blue Zinc, colored zinc, nickel, nickel-cupper-Nickel (double Nickel), epoxy, Gold, silver, Parylene etc . 8. Magnetizing Direction: magnetized through thickness, Axially magnetized, Axially oriented in segments, Multipole on the one face, Multipole oriented in segments on outside diameter, Multipole oriented in segments on one face,Radially oriented,Oriented Through diameter, multipole oriented in segments on inside diameter etc. 9. It widely used in Liner motor, stepping motor, voice core motor, DC micromotor, servo motor, blushless motor, wind turbine generator, magnetic bearing, magnetic coupling, magnetic chuck, magnetic lifting, magnetic tooling, magnetic separator, loudspeaker, microphone, receiver, magnetic resonance imaging, medical equipment, sensor, switch, instrument, meter, toy etc. 10. We also could provide you with the customized magnets according to your detailed requests. 11. Maximum work temperature to 200 degree centigrade or 380 curie temperature 12. NdFeB Physical Properties Temp.Coeff.of Br:-0.12-0.10%/°CTemp.Coeff.of iHc:-0.60%/°CDensity:7.4.5-7.55g/cm3Curie Temperature:310-370°CVickers Hardness:600HVElectrical Resistivity:160Tensile Strength:8kg/mm2Flexural Strength:25kg/mmSpecific Heat:0.12kcal/(kg.°C)Coef.of Thermal Expansion:4x10-6Thermal conductivity:7.7kcal/m.h.°CYoung's Modulus:1.6x1011N/m2Rigidity:0.64N/m2Poisson's Ratio:0.24Compressibility:9.8x10-12 m2/N