China permanent magnet manufacturer: www.rizinia.com

N50 NdFeB Ring Magnet D7mm*3mm*3mm

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,block,arc
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 N50 NdFeB Ring Magnet D7mm*3mm*3mm
Texture of material N50
Remanence br 1.41T 14.1KGs
Coercivity HCB 1009 kA/m 12.68kOe
Intrinsic coercivity Hcj 1026 kA/m 12.89kOe
Maximum magnetic energy product (BH) max 47.85MGOe
Size Diameter 7mm * thickness 3mm – mesopore 3mm
Tolerance The diameter is ± 0.05mm and the thickness is ± 0.1mm
Coating Nickel copper nickel
Magnetization direction Axial magnetization
Surface magnetic field 1450GS
Pull 0.16kg
Working temperature The maximum working temperature is 80 ℃
Single weight 0.65g

Magnetic Characteristics of N50

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
1400-1450 14.0-14.5 836-915 10.5-11.5 376-408 47-51 ≥ 12 ≥ 955

Thermal Characteristics of N50

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 N50

Density
g/cm3
7.5-7.8

China NdFeB Ring Magnets Manufacturer www.rizinia.com supplies N50 NdFeB ring magnets, block countersunk magnets, arc countersunk 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.

PREV
NEXT
Inquery now

SUBSCRIBE TO OUR NEWSLETTER

FOLLOW US

Email me
Mail to us