Rock drilling tools manufacturer ProDrill: Model No. YT27 Pusher Leg Rock Drills applied for underground mining, drifting. It's one of the major quarry rock drills.
YT23, YT24, YT27, YT28, YT29 Air Leg Hand-Held Pneumatic Rock Drill Machine for Quarry and Mining
YT24, YT28 series pusher leg rock drills key features as below:
1. Fit for wet drilling in medium-hard or hard rock
2. Grouped control mechanism, quick to start up, with "air on, water on, air off, water off" mechanism,
convenient to handle, maintaining and repairing is very easy.
3. Energy-saving and efficient, highly interchangeable and reliable performance of parts with long service of life.
4. YT23 differs from similar products particularly in its high efficiency strong flushing and powerful torque
| Model |
YT24 |
YT27 |
YT28 |
YT29A |
YSP45 |
| Weight(kg) |
24 |
26 |
26 |
26.5 |
1420 |
| shank (mm) |
678 |
668 |
661 |
659 |
|
| cylinder dia (mm) |
70 |
80 |
80 |
82 |
95 |
| pistion stroke (mm) |
70 |
60 |
60 |
60 |
47 |
| working pressure(Mpa) |
0.4 |
0.4-0.5 |
0.4 |
0.4-0.5 |
0.63 |
| impact energy (J) |
|
≥70 |
|
≥70 |
≥73.5 |
| impact frequency(Hz) |
≥25 |
≥36 |
≥28 |
≥37 |
≥46 |
| air consumption (L/s) |
55 |
≤85 |
|
≤65 |
≤113.3 |
| working water pressure(Mpa) |
≤2.7 |
0.2-0.3 |
|
0.2-0.3 |
0.3 |
| air pipe inner dia (mm) |
19 |
25 |
25 |
25 |
25 |
| water pipe inner dia(mm) |
13 |
13 |
13 |
13 |
13 |
| rock drill hole dia(mm) |
34-42 |
34-42 |
34-42 |
34-45 |
34-42 |
| rock drill hole depth (m) |
5 |
5 |
5 |
5 |
6 |
| shank size(mm) |
22*108 |
22*108 |
22*108 |
22*108 |
22*108 |
Main Products:
1-12 inch middle-low/high air pressure DTH hammers & bits
Big hole high air pressure DTH hammer using in water well, oil, gas and construction drilling
Eccentric overburden drilling Equipment
Hole opener bit
Rock thread bit (R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, GT60)
Extension Rod, M/F Rod, M/m Rod, Drift Rod,
Shank adapter, coupling sleeves and all kinds of adapters
Advantages:
Compared with the oversea brands, our advantages are bellowing:
A. Our products can match over 85% against the original products
B. Price are competitive against the famous brands and best quality against the small factory
About Us:
1. Our factory has been specialized in manufacturing drilling tools and spare parts for over 15 years.
2. We have advanced technology and equipment.
3. Our technician has more than 15 year's professional working experience.
4. Rock drilling tools are exported throughout the world. Main market: Norway, Turkey, USA, Canada, Australia, Brazil, Uruguay, Iran, Philippines, Thailand, India, etc.
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