Product Description:
The product is mainly used in drilling operation of mine tunneling, and it’s widely used drilling tools in railways, water conservancy construction and national defense construction areas, and it can be matched with FY250 model oil injector and FT160A(OR FT160B、FT160C、FT170）model air leg, can do wet rock drilling for medium hard and high hard, level of rock drilling and tilt boreholes. Unloaded air leg also be used on trolley.
Specification：
YT27 MODEL AIR LEG TYPE ROCK DRILL | |||
Weight | 27 kg | ||
External Dimensions | 668X248X202 mm | ||
Working Air Pressure | 0.4-0.63 MPa | ||
Cylinder Diameter | 80 mm | ||
Piston Structure Stroke | 60 mm | ||
Working Water Pressure | 0.3 MPa | ||
Working Temperature | -30~50℃ | ||
Air Pipe Inner Diameter | 25 mm | ||
Water Pipe Inner Diameter | 13 mm | ||
Suitable Drilling Diameter | 34~42 mm | ||
Suitable Max Drilling Depth | 5 m | ||
Shank Size | H22X108 mm | ||
Acceptance Of Air Pressure | 0.63 MPa | 0.5 MPa | 0.4 MPa |
Impact Frequency Of | ≥40 Hz | ≥39 Hz | ≥37 Hz |
Impact Energy | ≥70 J | ≥64 J | ≥48 J |
Noise | ≤127 dB/(A) | ≤126 dB/(A) | ≤125 dB/(A) |
Drilling Speed | ≥480 mm/min | ≥400 mm/min | ≥300 mm/min |
FY250 Model Oil Lubricator | |||
Weight | 1.2 kg | ||
Oil Capacity | 0.25 L | ||
Air leg | FT160A | FT160B | FT160C |
Weight | 17 kg | 15 kg | 18 kg |
Length | 1668 mm | 1428 mm | 1820 mm |
Propulsion Stroke | 1338 mm | 1098 mm | 1490 mm |
Cylinder Inner Diameter | 65 mm | 65 mm | 65 mm |