GENGLI MACHINERY

Rock Drill series

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YT-28

Air-leg rock drill

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  • High working efficiency
  • Low air consumption, low noise pollution, superior performance, sturdy and durable,easy maintenance,high reliability.
  • Fast punching speed
  • High efficiency, low noise, light weight, good economic effect and fast drilling speed.
  • Good performance
  • Suitable for large-scale mines, neutral mines and tunnel drilling.
  • Quality air legs
  • It can be used for wet drilling operations on medium-hard or hard rocks, and can also be installed on a trolley or support.
YT-28 Product parameter more details

Cylinder diameter

80mm

Piston stroke

60mm

Impact energy

≥70（0.63Mpa）

Impact frequency of drilling

≥37（0.63Mpa）

Drilling speed

≥（0.63Mpa）

Air consumption

≤81.6（0.63Mpa）

Air pipe inner diameter

25mm

Water pipe inner diameter  

13（10）mm

Working pressure

0.63Mpa

Applicable hole diameter

34-45mm

Maximum hole depth

5m

Air consumption/per meter

10.2×103L/m

Drill rod tail size

H22×108

Working temperature

-30°~+50°

Machine weight

27.8kg

Dimension

L670×W240×H210mm
YT-27 Air-leg rock drill more details
Weight 27kg
Cylinder dia Φ80
Piston stroke 60mm
Working pressure 0.4~0.63 (Mpa)
Impact energy 75.5 J
Impact frequency ≥36.7 Hz
Air consumption 80L/s
Working water pressure 0.3 Mpa
Air pipe inner dia φ25 mm
Rock drill hole depth 5m
Shank size H22×108±1mm
Water pipe inner dia φ13 mm
Rock drill hole dia φ34~φ45mm
YT-29 Air-leg rock drill more details
Weight 26.5kg
Cylinder dia φ82
Piston stroke 60mm
Working pressure 0.4~0.63 (Mpa)
Impact energy 70 J
Impact frequency ≥37 Hz
Air consumption 65L/s
Working water pressure 0.3 Mpa
Air pipe inner dia φ25 mm
Rock drill hole depth 5m
Shank size H22×108±1mm
Water pipe inner dia φ13 mm
Rock drill hole dia φ34~φ45mm
S250 Rock drill more details
Model S250
Weight 35KG
Bore 79.4mm
Stroke 73.25mm
Blows/MinuteBar 2050/5.0
Air Consumption 3.7M³/5.0bar
Air connection 25mm
Water Connection 12mm
TPB-40/60 Pneumatic crushing pick more details
Model TPB-40 TPB-60
Piston diameter 44mm 57.15mm
Piston stroke 146mm 100mm
Percussive frequency 1050B.P.M 1400B.P.M
Net Weight 18Kg 30Kg
Length 660mm 645mm
Air consumption 1.6m³/min 2.0m³/min
Air Trachea size 19mm 19mm
Bit Head size R25X108mm 1-1/8×6 or 1-14/×6
Air Inlet size(P/T) 3/4 3/4
TPB-90 Air pick more details
Model TPB-90
Piston diameter 66.67mm
Piston stroke 152mm
Percussive frequency 1400B.P.M
Net Weight 42Kg
Length 723mm
Air consumption 2.2m³/min
Air Tube Lnner Diameter 19mm
Bit Head size 1-1/8×6 or 1-14/×6
Air Inlet size(P/T) 3/4

Genuine Accessories

Drill bit

R32 threaded drill bit

Button bit φ 28 - 43mm

Cross bit φ32 - 65mm

Cross bit φ32 - 65mm

Hexagonal Hollow Drill Rod

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