Product introduction
The fully automatic plastic Rockwell hardness tester refers to a testing instrument that presses a steel ball with a specified diameter vertically into the surface of the sample under the action of the test load and maintains it for a certain period of time to bear the average pressure per unit indentation area.
Technical parameters
1.Initial load: 9.8N
2. Test load: 49N, 132N, 358N, 612, 961N
3. Indenter diameter: Ф 5mm, Ф 10mm
4. Minimum graduation value of indentation depth indication: 0.001mm
5. Timing range: 1-99S
6. Indication accuracy: ±1%