Magnet Shape: Ring / Tube
Material: Hard Ferrite (Ceramic)
Coating: No Coating
Grade(Chinese Stardard): Y30BH
Detailed magnetic properties data:
Residual Magnetic Flux Density (Br): 3.8-3.9 KGs (mT): 380-390 mT
Intrinsic Coercivity Force (Hcj): 2.80-2.95 KOe 223-235 KA/m
Coercivity Force (Hcb): 2.90-3.08 KOe 231-245 KA/m
Energy Density (BH)max: 3.4-3.7 MGOe 27.0-30.0 KJ/m³
Operating Temperature: -40 °C to +250 °C
Magnetisation Direction: Axial / Radially magnetized
Size (Can be customized according to customer drawings):
Outside Diameter(D): 100 mm
Inner Diameter(d): 60 mm
Thickness(T): 20 mm
Tolerance: +/-2% mm
Delivery time 7-25 days
Measurements
RING-shaped Ferrite Magnets, High-corrosion Resistance, High-working Temperature, High-coercive Force
Features:
Material: SrO or BaO and Fe2O3
Coating: none or customer request
Grades: Y10t, Y20, Y25, Y30, Y30BH, Y35
Irregular: we can machining on the basis of customer's specification
Magnetic properties: high-corrosion resistance, high-working temperature, high-coercive force and low-cost
OEM and ODM orders are welcome
Common applications
• DC motors
• Magnetic separators
• MRI
• Automotive sensors
• Craft projects
• Refrigerator magnets
