YT28 air-leg rock drill is a new type of high-speed rock drilling machinery, mainly suitable for railway, highway, mining and other roadway excavation and various drilling operations, it inherits the advantages of simple structure and convenient maintenance of the old rock drill, and on the basis of the improvement of parts and optimization to become the fastest drilling machinery on the market at present. It has the characteristics of light weight, fast speed and low energy consumption in the same class of air-leg rock drill. It is an ideal replacement of drilling machinery.
Technical Data of Air Leg Rock Drill YT28
weight | 26.5 | kg |
size | 659*248*205 | mm |
Cylinder type | 82 | mm |
Piston structure stroke | 60 | mm |
Working pressure | 0.40~0.63 | Mpa |
Impact energy | ≥78(0.63Mpa) | J |
≥69(0.5Mpa) | J | |
≥50(0.4Mpa) | J | |
Gas consumption in drilling | ≤88(0.63Mpa) | L/s |
≤63.5(0.5Mpa | L/s | |
≤52(0.4Mpa) | L/s | |
Drilling shock frequency | ≥39(0.63Mpa) | Hz |
≥37(0.5Mpa) | Hz | |
≥36(0.4Mpa) | Hz | |
Torsional moment | ≥26(0.63Mpa) | N m |
≥21(0.5Mpa) | N m | |
≥16.5(0.4Mpa) | N m | |
Operating water pressure | It is 0.1-0.15 lower than the working pressure | Mpa |
Air hose inner diameter | 25 | mm |
Water hose inner diameter | 13 | mm |
Drilling diameter | 34~45 | mm |
Max. drilling depth | 5 | m |
Operating temperature | -30~45 | ℃ |
Bit tail specification | H22X108± | mm |
FY250 oiler | ||
weight | 1.2 | kg |
Oil capacity | 0.25 | L |
FT160 A | ||
length | 1668 | mm |
Feed Length | 1338 | mm |
Cylinder bore | 65 | mm |
weight | 17 | kg |
YT28 Push leg drill accessories
FT160BC air leg decomposition diagram/accessories
FY250B oiler decomposition diagram/accessories
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