Back
Knowledge

Difference and comparison of Lantai Thickness Gauge CM8822, CM8821 and CM8820

When some customers consult Lantai Thickness Gauge, they are not clear how to choose the similar models of CM8822, CM8821 and CM8820. The following analyzes and compares these three models. It is obvious that the film thickness of the three The range and measurement range are different, and the purchase can be accurately selected according to the range of measurement accuracy required by the measured object. For more Thickness Gauge selection, you can also directly log in to Chao Instruments, or click this link to access http://cha.nbchao.com/list4.html


Compare categoryDry Film Thickness GaugeCM8822CM8821CM8820
product pictureComparison of the differences between CM8822, CM8821 and CM8820 of Lantai Thickness Gauge 1Comparison of the differences between CM8822, CM8821 and CM8820 of Lantai Thickness Gauge 2Comparison of the differences between Lantai Thickness Gauge CM8822, CM8821, and CM8820 with Figure 3
brandRantaiRantaiRantai
place of originCHINACHINACHINA
Model comparison
Measuring principleElectromagnetic induction
eddy current
Electromagnetic induction
Electromagnetic induction
Test substrateMagnetic metal
Non-magnetic metal
magnetic metal
magnetic metal
Film thickness range0-1500μm
0-1500μm
0-2000μm
error percentage1%
2%
3%
1%
2%
3%
1%
2%
3%
4%
5%
Specification comparison
Measuring principleElectromagnetic induction/eddy currentElectromagnetic inductionElectromagnetic induction
Measuring range (μm)0~10000~10000~2000
tolerance scope±1~3%n or ±2.5um±1~3%n or ±2.5um±1~5%n or ±5um
Minimum base diameter (mm)6.06.06.0
Minimum curvature (mm)F: convex 1.5/concave 2; N: convex 3/concave 50Convex 3/Concave 50Convex 1.5/Concave 25
The thinnest substrate (mm)0.30.30.3
probeSplit typeSplit typeSplit type
Weight (g)250.0210.0210.0
Dimensions (mm)161x69x32161x69x32161x69x32
Power supply form4 AAA batteries4 AAA batteries4 AAA batteries


Relevant knowledge
Guess you like it