This machine is used to test the hardness of pencil lead.
QB/T 2774-2006,GB/T 26704-2011
1. Test force: (0.098, 0.246, 0.49, 0.98, 1.96, 2.94, 4.90, 9.80) N /(10、25、50、100、200、300、500、1000)gf
2. Objective lens/indenter switching: automatic switching (automatic turret)
3. Loading and unloading control of test force: fully automatic (loading/holding/unloading)
4. Magnification of measuring microscope: 400 times, 100 times
5. Load holding time of test force: (5 ~ 60) S
6. Minimum indexing value of micrometer drum: 0.025 μ m
7. Measurement range: 1HV-2967HV
8. XY test bench size: 100 × 100 mm
9. Travel range of XY test bench: 25 × 25mm
10. Maximum height of test piece: 65mm
11. Maximum width of test piece: 95mm
12. Light source: cold light source/halogen lamp
13. Weight: 25 Kg
14. Volume (W×D×H):42×18×48 cm
15. Power supply: AC220V 50HZ