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Max impact energy(J): 30000
Min impact energy(J): 8000
Main hammer body quality(Kg): 630
Main hammer body quality error: ±1%
Weight quality(Kg): 30
Weight number: 13
Total hammer body quality (Kg): 1020
Impact height (mm): 1275～2800
Impact speed (m/s): 5～7.67
Height measure resolution (mm): 0.1
Height measure error: ≤±5
Hammer blade hardness: HRC58～62
Hammer blade radius of curvature (mm): R25±0.1
Bearing hardness: HRC58～62
Support radius of curvature(mm): R15±0.1、R20±0.1
Hammer blade center and bearing center deviation(mm): ≤±1.5
Span of sample supports(mm): 254±1.5
Sample specifications(mm): （305±5）×（76.2±1.5）×（3～40）
