Features of our electric DTH drilling rig KTD70 and KTD110A:
Our air leg pneumatic jack hammers are the most modern rock drill, which are adopted the most advanced rock drill technology, compared with the same type of products, with its high efficiency, low noise, light weight, competitive price, fast working speed. It It gained our customers’ greatly praise. The operate handles are centralized, compact structure, very easy to operate. The silencer greatly reduce the noise, improved the working condition. Very widely used in tunnel rock drilling, railway, water conservancy construction, etc.
Air leg pneumatic jack hammer | |||||
Model |
KYT28 |
KYT24 |
KYT23(7655) |
KYT27 |
|
Weight |
26kg |
24kg |
23kg |
27 |
|
Length |
661mm |
678mm |
628 |
668 |
|
Cylinder diam. |
80mm |
70mm |
76 |
80 |
|
Piston stroke |
60mm |
70mm |
60 |
60 |
|
Working pressure |
0.5-0.6Mpa |
0.4-0.63Mpa |
0.5-0.63 |
0.63 |
|
Impact energy |
≥60.2 (J) |
|
≧65 |
≧75.5 |
|
Impact frequency |
≥37Hz |
≧31Hz |
≧36 |
≧36.7 |
|
Air consumption |
≤81L/s |
≦66.7L/s |
≦80 |
≦80 |
|
Working water pressure |
0.2~0.3 (Mpa) |
0.2-0.3 |
0.2-0.3 |
0.3 |
|
Air pipe inner diam. |
25mm |
19mm |
25 |
19 |
|
Water pipe inner diam. |
13mm |
13mm |
13 |
13 |
|
Rock drill hole diam. |
34~42mm |
34-42mm |
34-42 |
34-45 |
|
Rock drill hole depth |
5m |
5 m |
5 |
6 |
|
Shank size |
22*108mm |
22*108mm |
22*108 |
22*108 |
|
Oil tank |
FY200B-FY200C |
FT2008B |
FY200A |
FY250 |
|
Tank |
200ml |
200ml |
200ml |
250 ml |
|
Weight |
1.02kg |
1.02kg |
1.2kg |
1.2kg |