7655 Rock Drill
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7655

DateTime:2013-11-21 10:18:45  Click:921

Details:

1. Feature and use:

7655 are use compressed air as power, widely used in mining, tunnel, quarry, railway traffic, water conservancy, construction and so on.They are mainly used for hard (f=8~18) rock horizontal drilling and inclined drilling. The max economical depth is 5 meter. According to the different working space, they can also used together with long air leg or short air leg.

2. Parameter:

Model

YT23/7655

Weight

24

Dimension (mm)

628*232*207

Cylinder Diameter (mm)

76

Piston Stroke (mm)

55

Working Pressure (MPa)

0.63

0.5

0.4

Impact Energy (J)

≥65

≥59

≥42

Impact Frequency (HZ)

≥37

≥36

≥34

Air Consumption (L/s)

≤80

≤54

≤50

Torque (N·m)

≥18

≥15

≥12

Speed (R/min)

≥300

≥300

≥280

Drilling Speed (mm/min)

≥410

≥350

≥260

Air pipe Diameter (mm)

25

Water pipe Diameter (mm)

13

Bore Diameter (mm)

34~42

Suitable for max depth (m)

5

Shank bit Size (mm)

H22*108

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