CD55A DTH Water Well Drilling Hammer CD55A With High Environmental Protection
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:
- Out of the trouble of foot valve fracture and expansion and contraction.
- lower energy consumption and higher impact frequency. The drilling speed is 15%-30% higher than the one with foot valve.
- Simple structure, reliable parts, long life, easy and cheap maintenance.
- Lower air and oil consumption. The oil consumption is about 10% lower than the one with foot valve.
| Length(without bit) | Weigth(without bit) | External diameter | Bit Shank | Hole range | Connection Tread |
| 1110mm | 66.2kg | φ125mm | Cop54
DHD350R
CD55A | φ135-φ155 | API2 3/8" Reg
API3 1/2" Reg |
| Working Pressure | Impact rate at 1.5Mpa | Recommended rotation speed | Air consumption |
| 1.0Mpa | 1.8Mpa | 2.4Mpa |
| 1.0-2.5Mpa | 28HZ | 20-35r/min | 7m³/min | 14m³/min | 19m³/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.
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.
Why Us, What we can do!
We have a lot more than what is show on the website. Send us an email so we can find out what we can do for you.
1. Same price, Best Quality
2. Quality Assurance
Quality Assurance
3. What methods of payment are accepted
We currently accept PayPal or Western Union or T/T in advance and Irrevocable LC as a method of payment. We are working towards accepting payment methods in future. Please check with us soon for any further updates. We apologize for any inconvenience caused.
4. Packing
Carton or wooden box.
5. Let's disscuss about the mode of transportation
We can send the goods by sea,by air or by express.
6. Lead Time
Before you place an order, you can contact our customer service first, if there is in stock, we will send the goods within 3-5 days. If there is not in stock, we will send the goods within 10-20 workdays.
7. Take delivery of the goods
When the goods arrive to destination port,we will send the detailed informations of our shipping agent to you,they will help you customs clearance.
8. Warranty Services
After you get the goods within one month, if there is any problem with the quality and non-artifical damages, we will provide free wearing parts for you.
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