Changsha Chaojingang machinery manufacturing CO., Ltd
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CD45A Dth Alloy Steel Drilling Hammer , Downhole Drilling Tools Lower Energy Consumption
The Characteristics Of High Air Pressure DTH Hammers Without foot valve
It is a kind of high ari pressure DTH Hammer without footvalve, our newest design. It is also one of the most advanced DTH Hammers in the world.
IT HAS THE FOLLOWING advantages:
| Length(without bit) | Weigth(without bit) | External diameter | Bit Shank | Hole range | Connection Tread | |
| 1011mm | 38.9kg | φ99mm | Cop44 DHD340 CD45A | φ110-φ130 | API2 3/8" Reg | |
| Working Pressure | Impact rate at 1.5Mpa | Recommended rotation speed | Air consumption | |||
| 1.0Mpa | 1.8Mpa | 2.4Mpa | ||||
| 1.0-2.5Mpa | 30HZ | 22-35r/min | 6m³/min | 10m³/min | 15m³/min | |
Description
1. Smooth performance and long service life of DTH hammer due to high quality alloy steel materials and advanced processing technology adapted.
2. Low problem rate and easy to maintenance due to simple, reliable and easy assemble and disassemble inner structure of hammer.
3. Easy to depart bit from hammer due to multi—head thread connecting chuck and cylinder of hammer.
4. Interchangeable with DTH bit and drill pipe.
Advantages
1. Fast drilling speed and low air consumption due to the special inner structure.
2. Smooth performance and long service due to high quality alloy steel materials and advanced processing technology adapted.
3. Low problem rate and easy to maintenance due to simple, reliable and easy assemble and disassemble inner structure of hammer.
4. Easy to depart bit from hammer due to multi—head thread connecting chuck and cylinder of hammer.
5. Interchangeable with DTH bit and drill pipe
FAQ
Q1: Are you trading company or manufacturer ?
A: We are manufacturer (factory).
Q2: How long is your delivery time?
A: Generally it is 5-15 working days if the goods are in stock. Or it is 20-30 working days if the goods are not in stock, it is according to the quantity.
Q3. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q4. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.
Q5: How do you make our business long-term and good relationship?
A: 1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.