Mined hammer

JACK HAMMER

type JH38A and JH40G

TECHNICAL DATA

type JH38A type JH40G
Diameter of the cylinder, mm 38 40
Stroke of the striker, mm 167 190
Numbers of strokes, min-1 950 900
Stroke energy, J 35 42
Nominal air-pressure, MPa 0.5 0.6
Absolute rate of air delivery, m3/min 2.7 2.7
Dimensions of the pin-end, mm 24×70 24×70
L1, mm 835 960
L2, mm 240 240