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7655 air leg rock drill

7655 air leg rock drill

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Product description

1.Introduction of 7655 air leg rock drill

7655 air leg rock drill (YT23 air leg rock drill) is a high efficiency air rock drill with stand. It is mainly used for rock drilling in mining roadway excavation. It is also an important tool in railway, water conservancy construction and national defense stone works. It is matched with FY200A oiler or FT160A air rock drill with stand. Wet rock drilling for medium hard and hard rock, drilling horizontal and inclined blast holes; removing the air leg, or installing it on a trolley.

2. Parameters of 7655 air leg rock drill

Weight

24

kg

Length

628

mm

Piston diameter

76

mm

Piston Stroke

60

mm

Working Pressure

0.5-0.63

mpa

Air Consumption

≤54(0.5mpa)
≤80(0.63mpa)

l/s

Impact Frequency

36

hz

Impact Energy

≥65

j

Number Of Revolutions

300

r/min

Shank size

22*108

mm

Drilling diameter

32-42

mm

Maximum drilling depth

5

m

Air pipe inner diameter

25

mm

Water pipe inner diameter

13

mm

Water pressure

0.2-0.3

mpa

FY200A type oil injector

Weight

1.2

kg

Oil storage

200

ml

FT160A type air leg

Leg length

1668

mm

Advancement

1338

mm

Cylinder inner diameter

65

mm

Weight

17

kg

Shandong Master Machinery Group specializes in supplying pneumatic rock drill,the main models are: QCZ-1, QCZ-2, Y6, Y8, Y10, Y24, Y26, YO18, Y19A, Y20LY, 7665, 7655, YT23, YT24, YT27, YT28, YT29A ,YSP45,YGZ-90.

 

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