Trusted Supplier of NUMA DTH Hammers - Choose HFD for Project Success
Application:Mining, construction, quarrying, exploration drilling, gas exploration, etc.
Customisation services: Support for customisation
Package: Wood Carton
Brand：HFD
HFD NUMA DTH Hammer represents the highest standards of quality and reliability. Our products undergo rigorous testing and validation to ensure exceptional performance and durability in any operating environment. Choose HFD for unparalleled technical support and service, ensuring your success in drilling projects.
Request a quote for detailed information (MOQ, price, delivery)
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Trusted Supplier of NUMA DTH Hammers - Choose HFD for Project Success :
HFD's NUMA 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) | 1432mm |
| ||
| Weight | 283kg | |||
| Outer diameter | Φ225mm | |||
| Connection Thread | API5 1/2"REG | |||
| Bit Shank | NUMA100 | |||
| Hole Range | Φ254-Φ311mm | |||
| work pressure | 1.5-3.3Mpa | Splines | 10 | |
| Recommended rotation speed | 25-50 r/min | Shank Length | 375 | |
| Air Consumption | Bit Shank | NUMA100 | ||
| 1.8Mpa | 40m3/min | Head Diameter(mm) | Φ254-Φ400 | |
| 2.4Mpa | 60m3/min | Weight | 89kg-146.5kg | |
| |||||
| Ref | Parts | Weight | Ref | Parts | Weight |
| 01 | Top Sub | 60Kg | 09 | Retainer Ring | 2.2Kg |
| 02 | O Ring | 0.03Kg | 10 | O Ring | 0.02Kg |
| 03 | Check Valve | 1.5Kg | 11 | Drive Chuck | 27Kg |
| 04 | Spring | 0.2Kg | 12 | Drill Bit | |
| 05 | Valve Seat | 12.8Kg | |||
| 06 | lnner Cylinder | 13.5Kg | |||
| 07 | Piston | 71Kg | |||
| 08 | Piston Case | 94.5Kg | |||
Why Choose HFD's Numa DTH Hammer?
1.HFD's Numa DTH Hammer undergoes rigorous quality control and testing to ensure stable performance and reliable durability.
2.The HFD's Numa DTH Hammer incorporates the latest design concepts and technology, characterized by high efficiency and performance, enhancing productivity during operation.
3.We prioritize customer satisfaction by providing comprehensive services, including pre-sales consultations, technical support during sales, and after-sales maintenance.
4.Using our products can reduce the overall costs for customers while increasing work efficiency, thereby creating more value for them.
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.
