CMT-220 Vibrating Sample Magnetometer System

Name: CMT-220 Vibrating Sample Magnetometer System
Brand: Vectomag

CMT - 220 uses vibration and magnetic induction to measure magnetization and hysteresis loops of solid materials with high sensitivity and speed.

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1. Product Overview

The CMT-220 Vibrating Sample Magnetometer System (VSM) is designed to measure the fundamental magnetic properties of various magnetic materials, including powders, granules, flakes, and bulk samples.

It provides precise measurement of magnetization curves, hysteresis loops, and demagnetization curves, as well as key magnetic parameters such as:

Saturation magnetization
Residual magnetization
Coercive force
Maximum magnetic energy product
Magnetic permeability (including initial permeability)

With high sensitivity and robust performance, the CMT-220 offers researchers a reliable platform for magnetic characterization across a broad range of sample types.

2. Key Features

Measurement of magnetization curves, hysteresis loops, and demagnetization curves
Simultaneous calculation of key parameters such as coercivity, residual magnetization, and permeability
Suitable for powder, granular, flake, and block magnetic samples
High stability with long-duration continuous operation (up to 8 hours)
Wide magnetic field strength up to 3.2 T
User-friendly software interface for real-time data visualization and analysis

3. Technical Specifications

Measuring magnetic moment range (at 35 mm pole pitch): 1×10⁻³ emu – 300 emu (sensitivity: 5×10⁻⁵ emu)
Relative accuracy (at 3 emu range): better than ±1%
Repeatability (at 3 emu range): better than ±1%
Stability (continuous operation at 3 emu range): better than 1% over 4 hours
Pole pitch: 35 mm (fixed)
Pole face diameter: 60 mm
Maximum magnetic field strength: 2.0 T

4. Testable Samples & Applications

Magnetic powders
Granular and flake samples
Bulk magnetic materials
Research applications requiring hysteresis loop, magnetization, and demagnetization analysis

5. System Configuration

CMTSG-220 electromagnet
Magnetic moment measurement unit host (includes scanning power supply, lock-in amplifier, Tesla meter, vibration source)
Vibrating head, vibrating rod, detection coil
Lenovo brand computer
HP printer

6. Software Functions

Software model: VSM-100C&D
Direct parameter setting and real-time data display
Data file format: *.13D, compatible with Excel and Origin for further processing
Real-time curve display: zoom, translation, smoothing, and export functions
Automatic measurement of magnetization curves, hysteresis loops, fast MH loops, and background curves
Conversion of open-circuit VSM curves into intrinsic (closed-circuit) magnetic curves when demagnetization factor and sample density are known
Calculation of parameters in both SI and Gauss units, including: Saturation magnetic moment / magnetization Residual magnetic moment / magnetization Coercive force / intrinsic coercive force Rectangular coefficient Maximum magnetic energy product Loop area