1. Motor-driven instead of weight -driven, it can teste the rockwell and the superficial rockwell full scale;

2. Touch screen simple interface, humanized operation interface;

3. Machine main body overall pouring, deformation of the frame is small, measuring value is stable and reliable;

4.Powerful data processing function, can test 15 kinds of Rockwell hardness scales, and can convert HR, HB, HV and other hardness standards;

5. Independently stores 500 sets data, and data will be saved when power is turned off;

6.Initial load holding time and loading time can be set freely ;

7.The upper and lower limits of hardness can be set to directly, display qualified or not;

8.With hardness value correction function, each scale can be corrected;

9. The hardness value can be corrected according to the size of the cylinder;

10. Comply with the latest ISO, ASTM, GB and other standards.