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Large impact energy: 2000J
Small impact energy: 300J
Mass of sledgehammer: 70kg
The mass error of the main hammer: ±1%
Impact height :750mm～2915mm
The hammer lifting speed: about 7m/min
Height measurement resolution: 0.1mm
Height measurement error: ≤±10mm
Hammer edge hardness hrc:58～62
Hammer blade curvature radius r:25±0.1mm
bearing hardness hrc:58～62 13,
The radius of curvature of the support :r15±0.1mm, r20±0.1mm
The deviation between the center of the hammer blade and the center of the support: ≤±2.5mm
The span of the sample support: 305mm and 100mm
Specimen size: 360×90×25mm
Mainframe power supply: three-phase five-wire 380v10a
Air source requirement: 0.4～0.7mpa
