Comparison of the characteristics of various series of electromagnet

Magnetic field direction

The air gap is adjustable

Magnetic field intensity

uniformity

SB

The level of

Two-way adjustable

Hx

good

It should be applied to hall effect study, magnetoresistor study, hysteresis expansion study, torque magnetometer, force method magnetometer, vibration sample magnetometer, magnetic susceptibility measurement device, magnetic material measurement device, etc. 

SBV

vertical

One-way adjustable

Hx

good

Used in hall effect, magnetoresistance effect, hysteresis expansion, torque magnetometer, force-method magnetometer, magnetic susceptibility measurement device, magnetic material measurement device and magnetization and demagnetization of magnetic devices.

WD

The level of

Two-way adjustable

HX×0.95

good

The magnetic field space is the widest. It is suitable for hall effect research, magnetoresistance effect research, hysteresis expansion research, torque magnetometer, force-method magnetometer, magnetic susceptibility measurement device, magnetic material measurement device, etc.

SG

The level of

Fixed the air gap

Hx

Very good

It is used in hall effect research, magnetoresistor research, hysteresis expansion research, torque magnetometer, force method magnetometer, magnetic susceptibility measurement device, magnetic material measurement device, etc. It is especially suitable for vibration sample magnetometer, nuclear magnetic resonance magnetometer and other high-precision instruments.

CG

custom

custom

HX×0.92

general

Used for optical hole or magnetic circuit deformation, magnetic field strength and uniformity are affected. It is suitable for many kinds of magneto-optical experiments such as Farady transmission type and Kerr reflection type magneto-optical effect, and Smoke experiment.

WDN

The level of

adjustable

Hx

good

WDNType a electromagnet. The magnetic field space is open, the magnetic field air gap is large, the polar surface is large and uniform area is large, which is suitable for the production and experiment of magnetic field forming, magnetic field heat treatment, etc.

Ac electromagnet series

custom

Fixed/adjustable

H

good

Ac electromagnet can produce alternating magnetic field with adjustable amplitude to 50~499Hz frequency in a given space.