I. Overview:

Developed in accordance with the provisions of (GBT 50266-2013) "Standard for Test Methods of Engineering Rock Mass," (JTG F41-2005) "Code for Rock Testing of Highway Engineering," and (SL264-2020) "Code for Rock Testing of Hydropower Engineering," this is mainly applicable to the scratch method for testing the hardness and abrasiveness of minerals in various types of rocks. Its structural properties fully comply with the requirements of the test specifications.

II. Main Technical Parameters:

1. Vertical Gravity: 70N

2. Precision: ≤ ±1%

3. The test surface is the fresh fracture of the rock sample or the diamond saw blade cutting surface.

4. Each specimen has three adjacent faces designated as scratch surfaces.

5. Vertical Space: 0-200mm

6. Sample Holding: 0-100mm

7. Measurement Accuracy: 0.01mm

8. Sample Specimen Styles: Cylinder or Cube

9. Scratch Length: 10-20mm

10. Scratch line mode: fully automatic computer control

11. Tensile Strength of Steel Needle: 200MPa

12. Mobility Speed: 10mm/S

13. Displacement Measurement: Computer-controlled (0.01mm).

12. Total Weight: 50kg/100kg

13. Dimensions: 400*500*800mm/1200x500x600mm

15. For ease of maintenance, stability, reliability, and convenient expansion, the controller, control software, and host are all produced by the same manufacturer, with complete ownership of intellectual property rights proof.Software Copyright Certificate Number: Copyright Reg. No. 4019370

16、Equipped with 30 steel needles; 1 set of microscope included.