Magnet Shape: Ring with Cylindrical Borehole (Hole)
Material: Sintered Hard Ferrite (Ceramic) and Steel
Coating: Zinc (Zn)      
Grade(Chinese Stardard):         Y30
Magnet ID:          FPCB-42-Y30-Zn 
Detailed magnetic properties data:
Residual Magnetic Flux Density (Br): 3.8-4.0 KGs (mT):  380-400 mT
Intrinsic Coercivity Force (Hcj):    2.89-3.46 KOe    230-275 KA/m
Coercivity Force (Hcb):              2.95-3.64 KOe    235-290 KA/m
Energy Density (BH)max:              3.3-3.8 MGOe     27.0-32.5 KJ/m³
Operating Temperature:               -40 °C to +250 °C
Magnetisation Direction: Axial / Radially magnetized
Pot Magnet Size:
Pot Diameter (D):  42 mm
Pot Height (H):    8.5 mm
Borehole  (d1):    6 mm
Borehole  (d2):    10,5 mm
Depth      (t):    6 mm
Tolerance:         +/-2% mm
Delivery time           7-25 days
Measurements

Ferrite Pot Magnet,Round Base Magnet
Strong pulling power
Convenient operation
Wide Usage
Customer Design is OK
We are professional and creative in design. Our reliable production ability of   Ferrite Pot Magnet will definitely satisfy your requirement.

Main Applications of Magnets
Ferrite, NdFeB & SmCo magnets are found wide application in:
Acoustics: Speakers, microphone;
Transportation: Automobile, Motor Assemblies;
Electronics: Sensors, Instrumentation, Transducer;
Electrical Engineering: Generator, Windmill;
Medical Equipments: MRI (Magnetic Resonance Imaging), Magnet Therapeutic Apparatus;
IT industry: Loudspeakers, Earphones, printer, etc;
Communication equipments: Mobile Phone;
Home appliance: VCD, DVD, Laser;
Promotion Items: Holder/clip/clap;
Aeronautics and Astronautics: Radar;
Hi-Tech Research: Electron Accelerator, PMQ
Light Industry: Gift/Toy/Rubber (fridge) Magnet