Magnet Shape: Ring / Tube
Material: Hard Ferrite (Ceramic)
Coating: No Coating
Grade(Chinese Stardard): Y33
Detailed magnetic properties data:
Residual Magnetic Flux Density (Br): 4.1-4.3 KGs (mT): 410-430 mT
Intrinsic Coercivity Force (Hcj): 2.76-3.14 KOe 220-250 KA/m
Coercivity Force (Hcb): 2.83-3.20 KOe 225-255 KA/m
Energy Density (BH)max: 3.9-4.4 MGOe 31.5-35.0 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): 70mm
Inner Diameter(d): 40mm
Thickness(T): 15mm
Tolerance: +/-2% mm
Delivery time 7-25 days
Measurements
Magnets for window-rolling motors are applicable for all cars based on Y30H-3 material grade
Magnets for automobile fuel pump motor are applicable for various pumps based on Y33H, Y30H-2 materials grade, main features are low current and stable current flow
Magnets for automobile windshield wipe motors are applicable for various wipe motors based on Y30H-1, Y30H-2, and Y30H-3 materials grade
Main features are many kinds of specifications, large force, and low current
Magnets for automobile fan motors are applicable for 30W, 50W, 80W based on Y30H-1, Y30H-2, and Y33H materials grade. Main features are low current and stable rotation speed
Magnets for automobile power seat motors are based on Y30-3 materials grade and applicable for high-grade car power seat regulator
Magnets for automobile air compressor motor are based on Y30H-2 materials grade and applicable for tire pressure monitoring system
Magnets for electric tools are applicable for 775, 750, 550, 540 series
