Yt28 Pneumatic Air Leg Rock Drill Machine Jack Hammer
The YT28 rock drill machine is a kind of high efficiency air leg rock drill machinery.
It is mainly used for blasting holes and other drilling works in a quarries, railway
Construction, water conservancy construction and defence project facility.
It is suitable for drilling and blasting under various of rocks at any direction angles.
Blast hole dia is 34-42mm, drill hole depth is 5 m.
This machine may match with Model FT160BD short air leg or Model FT160BC long air leg.
This machine has transparent surface of FY200B oil reservoir to regulate oil.
· Fit for wet drilling in medium-hard or hard rock.
· Grouped control mechanism, quick to start up, with "air on, water on, air off, water off" mechanism, convenient to handle
. Easy to maintain and repair
· Energy-saving and efficient, long service life of parts, parts highly interchangeable and reliable performance.
| Model |
|
YT24 |
YT28 |
YT29A |
| Weight |
kg |
24 |
26 |
27 |
Air consumption
at 0.63MPa |
L/s |
67 |
81 |
88 |
| Length |
mm |
678 |
661 |
659 |
| Shank |
mm |
22(25)*108 |
22(25)*108 |
22(25)*108 |
| Bore Dia |
mm |
30-42 |
30-42 |
32-45 |
| Impact rate |
Hz |
31 |
37 |
37 |
Air Hose
connection |
mm |
19 |
25 |
25 |
Water Hose
connection |
mm |
13 |
13 |
13 |
| Air leg type |
|
FT140B,D |
FT140B,D |
FT160B |
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