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YT27 Air-Leg Rock Drill (High-Efficiency Pusher Leg Rock Drill)
YT27 Air-Leg Rock Drill (High-Efficiency Pusher Leg Rock Drill)
YT27 Air-Leg Rock Drill (High-Efficiency Pusher Leg Rock Drill)

YT27 Air-Leg Rock Drill (High-Efficiency Pusher Leg Rock Drill)

Model: YT27 (High Efficiency)
Weight: 27 kg
Type: Air-Leg Supported
Impact Energy: ≥ 75.5 J
Application: Mining, Tunneling
Feature: Powerful & Durable
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  • Introduce

YT27 Air-Leg Rock Drill (High-Efficiency Pusher Leg Rock Drill)

The YT27 Air-Leg Rock Drill stands out as a cutting-edge tool in the realm of rock drilling machinery. Tailored for demanding environments such as railway, highway, and mining operations, this drill offers unparalleled efficiency and precision.

Known for its high-speed performance and robust design, the YT27 is the preferred choice for drilling horizontal and inclined blast holes in medium-hard to hard rock (f=8-18).

In short, the YT27 is a pneumatic pusher-leg rock drill used for highly efficient blast-hole drilling in tunneling, quarrying, and underground mining.

YT27 pneumatic air-leg rock drill (pusher leg jack hammer) for underground mining and tunnel drilling

🔍 YT27 vs. YT28: Which One to Choose?

While both are industry standards, the YT27 is often favored for projects requiring a slightly heavier (27kg) and more stable drilling platform compared to the lighter YT28. The YT27 delivers higher impact frequency at the same pressure, making it excellent for rapid penetration in homogenous hard rock.

Technical Parameters: YT27 Rock Drill

ParameterValueUnit
Weight27kg
Impact Energy≥ 75.5 (@ 0.63 MPa)J
Air Consumption≤ 85 (@ 0.63 MPa)L/s
Impact Frequency≥ 39 (@ 0.63 MPa)Hz
Shank SizeHex 22 x 108mm

*Performance varies with site conditions and air compressor stability.

Compatible Air-Legs (FT160 Series)

ModelLength (mm)Weight (kg)
FT160A166817
FT160B142815

💡 Eco-Friendly Demolition Solution

After drilling with YT27, achieve noise-free rock breaking with: Silent Cracking Agent (HSCA)

YT27 Parts & Spares

YT27 rock drill spare parts diagram        FT160A air leg pusher diagram

Operation FAQ

Q: Can the YT27 be used for vertical drilling?

A: YT27 is primarily optimized for horizontal and inclined drilling using a pusher leg. For vertical upward drilling, a stoper rock drill is typically used.


Q: What should I do if my YT27 impact energy feels low?

A: Check your FY250 line oiler to ensure adequate lubrication and verify that your air compressor maintains a stable 0.5-0.63 MPa pressure.


Q: What rock hardness is the YT27 most suitable for?

A: The YT27 is engineered for medium-hard to hard rock with a Protodyakonov hardness scale of f=8 to 18, maintaining high frequency and stability.


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