Achieve Precision Drilling with QL DTH Hammer
Application:Mining, construction, quarrying, exploration drilling, gas exploration, etc.
Customisation services: Support for customisation
Package: Wood Carton
Brand：HFD
HFD QL DTH Hammer, part of the, are trusted tools in the mining and geotechnical engineering industries. These advanced drilling tools ensure efficient and reliable drilling operations in various geological conditions. Contact us to learn more about our reliable products.
Request a quote for detailed information (MOQ, price, delivery)
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Achieve Precision Drilling with QL DTH Hammer :
HFD's QL series DTH Hammer proven versatility and reliability make it the best choice for drilling Wells, oil and gas exploration, quarry blast holes and construction work.
We have several series of DTH hammer types, you could consider , penetration rate, reliability, air consumption, impact power,hammer life to choose the most suitable DTH hammer.
| Technical Specification: | Bit Specification： | |||
| Length(Less bit) | 1335mm |
| ||
| Weight | 188kg | |||
| Outer diameter | Φ185mm | |||
| Connection Thread | API4 1/2"REG | |||
| Bit Shank | QL80A | |||
| Hole Range | Φ198-Φ254mm | |||
| work pressure | 1.5-3.3Mpa | Splines | 16 | |
| Recommended rotation speed | 30-60 r/min | Shank Length | 331 | |
| Air Consumption | Bit Shank | QL80A | ||
| 1.8Mpa | 25m3/min | Head Diameter(mm) | Φ203-Φ305 | |
| 2.4Mpa | 34m3/min | Weight | 48.2kg-77.3kg | |
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| Ref | Parts | Weight | Ref | Parts | Weight |
| 01 | Top Sub | 38.5Kg | 09 | Guide sleeve | 10.5Kg |
| 02 | O Ring | 0.02Kg | 10 | Retainer Ring | 1.2Kg |
| 03 | Check Valve | 0.65Kg | 11 | O Ring | 0.01Kg |
| 04 | Spring | 0.1Kg | 12 | Retainer Ring | 14.5Kg |
| 05 | Valve Seat | 6.2Kg | 13 | Drill Bit | |
| 06 | lnner Cylinder | 7.4Kg | |||
| 07 | Piston | 44.5Kg | |||
| 08 | Piston Case | 64.5Kg | |||
Why Choose HFD's QL Series DTH Hammer?
1. Adopting high quality alloy steel and hardening treatment for parts to extend the service life of the submerged hammer.
2.Simple structure, reduce wear and tear between spare parts, which is easy for maintenance.
3.Adopt multiple thread to connect sub and drive chuck, which is easy for dis-assembly.
4.Adopt non-valve way of gas distribution, simple structure, easy to Disassembly, more stable.
5. With or without bottom valve. The bottom valve design helps prevent dust or water from entering the hammer, especially suitable for water well drilling or deep hole drilling. No bottom valve is required, avoiding failures caused by breakage, damage or temperature changes, and increasing productivity.
FAQ：
1. Are you exact manufacturer or just trading company?
We are both,we have our own factory. And also have many long-relationship factories.
2.What is your minimum order quantity?
Our MOQ are 1pc or 1 complete set, the price may rely on the order quantity. We are welcome your sample order to testing our quality。
3. How about Packing？
Using ply-wooden cases and pallet for exporting to protect products and avoid the damagement during transportation.
Also, we can customize package according to your special requests.
4. How about the delivery time？
It depends, generally it takes about 15-25day. If have stocks, Usually only 5-10 days if in stock.
5.How to Order？
1).Pls show me which hole size do you want to drill.
2).Maybe you have a picture of it.
Related images:
HFD is available 7*24*365 all year round to provide you with operation guide and technical service at any time.
