Turn on the power supply of the thermal conductivity meter and heat the probe, which usually takes 20 seconds.
The hot needle contacts the surface of the sample, and based on the thermal conductivity of the instrument, it can be determined whether the signal is a diamond test sample.
Specifications
Material: ABS
Size: 160 * 40 * 22mm
Package includes
1 x Diamond selector II tester (excluding DC9V battery)