China permanent magnet manufacturer: www.rizinia.com

N52 NdFeB Disc Magnet D4.76mm*3.5mm

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: Disc,cylinder,block,Mesopore,Ring,Rod,Sphere,Cube,Neocube,Tube,Arc,Cone
Material: Sintered Neodymium-Iron-Boron
HS Code: 8505111000
Tolerance: +/- 0.05mm
Transport Package: Carton, Wood Case, Anti-Magnetized Package
Sample: Avaliable
OEM: Acceptable
Application: Electronic Products, Speaker Magnet, Industrial Magnet, Jewelry Magnet, Solenoid, Motor Magnet

  • PRODUCT DETAIL

Specification of N52 NdFeB Disc Magnet D4.76mm*3.5mm
Texture of material N52
Remanence Br 1.45T 14.5KGs
Coercivity Hcb 988.3 kA/m 12.42kOe
Intrinsic coercivity Hcj 996.6 kA/m 12.52kOe
Maximum magnetic energy product (BH) max 50.31MGOe
Size D4.76mm*3.5mm
Tolerance The diameter is ± 0.05mm and the thickness is ± 0.1mm
Coating Nickel copper nickel
Magnetization direction Axial magnetization
Surface magnetic field 4650GS
Pull 0.15kg
Working temperature The maximum working temperature is 80 ℃
Single weight 0.47g

Magnetic Characteristics of N52

Br (Residual Induction) Br (Residual Induction) Hcb (Coercive Force) Hcb (Coercive Force) Bhmax (Maximum Product Energy) Bhmax (Maximum Product Energy) Hcj (Intrinsic Coercive Force) Hcj (Intrinsic Coercive Force)
mT KGs KA/m KOe KJ/m³ MGOe KOe KA/m
1420-1480 14.2-14.8 836-915 10.5-11.5 390-422 49-53 ≥ 11 ≥ 876

Thermal Characteristics of N52

Max Operating Temp Curie Temp Reversible Temp Coeff Rev Temp Coeff
°C %/°C Br (TC a(Br) %/°C) Hcj (Tc a(Hcj) %/°C)
80 310 -0.12 -0.75

Mechanical/Physical Characteristics of N52

Density
g/cm3
7.5-7.8

China Disc Magnets Manufacturer www.rizinia.com supplies N52 NdFeB Disc Magnet, rod magnets, rare earth (neodymium) cylinder magnets, rod & bar neo magnets for scientific experiments or for industrial applications.

This product is not a toy and is not to be used by children. This product is to be used for scientific experiments or for industrial applications. This product contains strong Neodymium magnet(s) that can be harmful or fatal if swallowed. Strong Neodymium magnets are fragile, they are brittle and will break or chip if they hit a hard surface or are snagged together. Always use the utmost care when handling Neodymium magnets.

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