Customization: | Available |
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Type: | Permanent |
Application: | Speaker Magnet, Industrial Magnet, Solenoid, Motor Magnet |
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Product name | Ceramic Speaker Sintered Large Ferrite Ring Magnet for Loud Speaker | |
Material | Sintered Neodymium-Iron-Boron ( NdFeB ) | |
Grade & working Temperature | Grade | Max. Operating Temperatures |
N35-N55 | 80°C (176°F) | |
35M- 54M | 100°C (212°F) | |
35H-52H | 120°C (248°F) | |
35SH-50SH | 150°C (302°F) | |
28UH-48UH | 180°C (356°F) | |
28EH-45EH | 200°C (392°F) | |
28AH-42AH | 220°C (428°F) | |
Size | Customized size | |
Shape | Customized (block,Disc,Cylinder, Bar, Ring,Arc,Countersunk, Segment, hook) | |
Coating | Customised (Ni, Zn, Epoxy, Gold, etc.) | |
Size tolerance | ±0.05mm for diamater /thickness, ±0.1mm for width/ length | |
Density | 7.5-7.6g/cm³ | |
Magnetization | Thickness Magnetized, Axially Magnetized, Diametrally Magnetized | |
Applications | Neodymium(NdFeB) Magnet are widely used in many fields, such as motors, sensors,microphones, wind turbines, wind generators,printer, switchboard, packing box , loudspeakers, magnetic separation, magnetic hooks, magnetic holder, magnetic chuck, ect. |