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Technical comparison between GM200 Coating Thickness Gauge and GM210 Coating Thickness Gauge

For cost considerations, some manufacturers choose more cost-effective Thickness Gauges for film thickness measurement. The GM200 and GM210 coating Thickness Gauges represented by domestic Biaozhi are among the most discussed topics.

In this issue, NBCHAO provides you with a comparison of these two Thickness Gauges, and provides systematic comparison opinions for customers to choose GM200 or GM210.


Product Image Comparison

It can be seen from the picture that GM200 is orange, and GM210 is beige. They are the same in size and shape, and they belong to the same series of coating Thickness Gauges. Please see Table 1:


Technical comparison of GM200 coating Thickness Gauge and GM210 coating Thickness Gauge with picture 1

Technical comparison of GM200 coating Thickness Gauge and GM210 coating Thickness Gauge with picture 2

GM200 Coating Thickness GaugeGM210 coating Thickness Gauge

Table 1: Comparison of pictures of GM210 and GM200 coating Thickness Gauges



technical comparison

The GM210 coating Thickness Gauge can measure the minimum diameter of the substrate up to 12mm, while the GM200 can only measure the minimum diameter of the substrate at 50mm. The minimum thickness requirement of both substrates is 0.5mm. For other parameters, please refer to the following table 2:


modelGM210GM200
Measuring range0~1800μm/0~70.9mil0~1.80mm/0~71.0mil
resolution0.1μm/1μm/0.1mil0.01mm/1mil
Measurement error±(3%H+1μm)±0.03mm
base minimum diameterΦ12mmΦ50mm _
Base minimum thickness0.5mm0.5mm
Convex base minimum radius of curvature2mm-
Minimum curvature radius of concave base11mm-
powered by2x1.5V AAA batteries2x1.5V AAA batteries
range of working temperature0~40℃0~40℃
Working Humidity Range10-95%RH10-95%RH
Dimensions65x31x108mm65x31x108mm
weight63.98g (without battery)
63.98g (without battery)

Table 2: Parameter comparison of GM210 and GM200 coating Thickness Gauges



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