Drive axle base distance of its center shaft: | (30.25±0.25) mm | ||||||
Ratio of speed of external transmission device to speed of internal transmission device: | 16:15 | ||||||
The maximum motion of the guide plate of the pattern fixture is: | (60.5±0.5) mm | ||||||
Press hammer: | 2.5±0.5kg, diameter 120±10mm; | ||||||
Friction-resistant sample sleeve: | Load weight + guide shaft + friction head, the total mass weight should be 198±2g: Diameter 7.950 (-0.013 to-0.026), length about 89mm; | ||||||
Sample fixture pin: | Large (795±7) g, small (595±7) g | ||||||
The total mass of the loading block and pattern fixture assembly shall be: | (12±0.25) mm; | ||||||
The distance between the center axis of the drive wheelbase is the total mass of the pattern fixture assembly (sample fixture, sample fixture ring, pattern fixture guide shaft): | (155±1) g | ||||||
Loading block (1 piece) : | (260±1) g | ||||||
The total mass of pattern fixture and loading block is: | (415±2) g | ||||||
Felt: | The diameter of the top (pattern fixture) is 90±1mm | ||||||
Rubbing cloth: | Diameter at least 140mm; Test over 50000 RPM need to replace abrasive. |