N52H NdFeB Special Shaped Magnet 7mm7mm6.5mm

Port: Ningbo or Shanghai, China
Production Capacity: 500000000PCS/Season
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram
Magnetization Direction: Axial/Radial/Multi-Poles Magnetization
Color: Silver, golden
Coating: Nickel,Copper,Gold,Silver,Zinc
Grade: N35-N52
Shape: Dial head shape
Material: Sintered Neodymium-Iron-Boron
HS Code: 8505111000
Tolerance: +/- 0.1mm
Transport Package: Carton, Wood Case, Anti-Magnetized Package
Sample: Avaliable
OEM: Acceptable
Application: Electronic Products, Speaker Magnet, Industrial Magnet, Jewelry Magnet, Solenoid, Motor Magnet

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PRODUCT DETAIL

Specification of N52H NdFeB Special Shaped Magnet 7mm7mm6.5mm
Texture of material	N52H
Remanence br	1.183T 11.83KGs
Coercivity HCB	918.4 kA/m 11.54kOe
Intrinsic coercivity Hcj	1655 kA/m 20.8kOe
Maximum magnetic energy product (BH) max	34.18MGOe
Size	Length 7mm * width 7mm * thickness 6mm
Tolerance	Diameter ± 0.05mm, thickness ± 0.1mm
Coating	Nickel copper nickel
Magnetization direction	Axial magnetization
Surface magnetic field	5100GS
Pull	0.67kg
Working temperature	The maximum working temperature is 120 ℃
Single weight	1.9g

High Temperature Neodymium Special Shaped Magnets are also available:
Neodymium Material Type Maximum Operating Temp Curie Temp
N (N35-N52) 176°F (80°C) 590°F (310°C)
NM (N35M-N52M) 212°F (100°C) 644°F (340°C)
NH (N33H-N52H) 248°F (120°C) 644°F (340°C)
NSH (N30SH-N50SH) 302°F (150°C) 644°F (340°C)
NUH (N28UH-N48UH) 356°F (180°C) 662°F (350°C)
NEH (N28EH-N48EH) 392°F (200°C) 662°F (350°C)
NAH (N28AH-N35AH) 428°F (220°C) 662°F (350°C)
The Thermal Characteristics listed above are values commonly associated with each magnet’s grade or material. Actual performance in your application may vary with other factors, including the shape of the magnet, the permeance coefficient or load line, and how it is used in a circuit.
Neodymium Special Shaped Magnets with other Coating are also available:

Neodymium Material Type	Maximum Operating Temp	Curie Temp
N (N35-N52)	176°F (80°C)	590°F (310°C)
NM (N35M-N52M)	212°F (100°C)	644°F (340°C)
NH (N33H-N52H)	248°F (120°C)	644°F (340°C)
NSH (N30SH-N50SH)	302°F (150°C)	644°F (340°C)
NUH (N28UH-N48UH)	356°F (180°C)	662°F (350°C)
NEH (N28EH-N48EH)	392°F (200°C)	662°F (350°C)
NAH (N28AH-N35AH)	428°F (220°C)	662°F (350°C)

Coating Type	Overall Thickness	Salt Spray Test	Pressure Cooker Test
Ni-Cu-Ni (Nickel)	15-21 μm	24 hours	48 hours
NiCu + Black Nickel	15-21 μm	24 hours	48 hours
NiCuNi + Epoxy	20-28 μm	48 hours	72 hours
NiCuNi + Gold	16-23 μm	36 hours	72 hours
NiCuNi + Silver	16-23 μm	24 hours	48 hours
Zinc	7-15 μm	12 hours	24 hours

Each individual layer of Nickel and Copper are 5-7 μm thick. The Gold and Silver Coating layers are 1-2 μm thick. Test results shown to allow comparison between Coating options. Performance in your application under your specific test conditions may vary. Salt Spray testing conducted with a 5% NaCl solution, at 35°C. Pressure Cooker Test (PCT) conducted at 2 atm, 120°C at 100% RH.

China Special Shaped Magnets Manufacturer www.rizinia.com supplies N52H NdFeB special shaped magnets, concave convex magnet, slotted magnet, horseshoe magnet, bias hole, side hole magnet and corner cutting magnets for scientific experiments or for industrial applications.