These are unmagnetized. You will need a magnetizer to magnetize them.

Neodymium Magnet Ring Silver Plated N35 OD 4mm ID 1mm T 4mm (Unmagnetized)

Description
Additional information
Coatings
BH Curves
Magnet Size: OD 4mm ID 1mm x 4mm
Tolerances: ±0.004″
Material: Rare Earth NdFeB
Grade of Neodymium: N35H
Plating/Coating: Silver
Brmax: 12,100Gauss
BHmax: 35 MGOe
Max Temperature: 80℃ /176F
Magnetization Direction: Axially
Pull Force when magnetized: 1.87lbs

Diameter

4mm

Inner Diameter

1mm

Thickness

4mm

Strength / Grade

N35

Pull Force

1-5lbs

Magnetization Direction

Unmagnatized

Shape

Ring

Coatings

Surface Coating Thickness(microns) Color Resistance
Passivation 1 Silver Grey Temporary Protection
Nickel Ni Ni
Ni Cu Ni
10-20 Bright Silver Excellent Against Humidity
Zinc Zn
Cu Zn
8-20 Bright Blue
Shinny Color
Good Against Salt Spray
Excellent against Salt Spray
Tin Ni Cu Sn 15-20 Silver Superior Against Humidity
Gold Ni Cu Au 10-20 Gold Superior Against Humidity
Copper Ni Cu 10-20 Gold Temporary Protection
Epoxy Epoxy
Ni Cu Epoxy
Zn Epoxy
15-25 Black, Red,
Grey
Excellent Against Humidity
& Salt Spray
Chemical Ni 10-20 Silver grey Excellent Against Humidity

BH Curves

35000 in stock

Quantity Price Per Magnet
1 - 9 $0.25
10 - 49 $0.23
50 - 99 $0.23
100 - 999 $0.21
1000 - 4999 $0.18
5000 - 9999 $0.15
10000 + $0.13
SHARE YOUR CART