AFN100A

10” High Air-Pressure DTH Hammers without foot valve.

The 10 Inch DTH Hammer stands as a versatile and potent drilling tool in various industries, including mining, quarrying, and construction. Its substantial size allows it to efficiently penetrate tough rock formations, making it ideal for deep-hole drilling projects. 

Its key advantages encompass swift drilling progress, reduced operational costs due to minimized downtime, and enhanced precision in borehole placement. This hammer’s high-energy impact mechanism not only increases drilling speed but also ensures minimal deviation from the intended drilling path. Its adaptability to diverse geological conditions and its contribution to streamlined drilling processes position the 10 Inch DTH Hammer as an indispensable asset in tackling demanding drilling endeavors.

Replacement Parts | Item DescriptionWeight Kg
1. Top Sub (Back Head)0.03
2. “O” Ring of Top Sub59.0
3. Breakout Ring Top Sub0.03
4. Check Valve (Stop Valve)0.40
5. Spring1.60
6. Control Tube (Air Distributor)0.30
7. Internal Cylinder (Internal Sleeve)11.5
8. Piston11.0
9. External Cylinder (Outer Sleeve)62.0
10. Piston Retainer Ring112.0
11. Bit Guide Bush (Guided Sleeve)0.20
12. “O” Ring of Stop Ring4.50
13. Half Moons and Bit Retaing Ring (Stop Ring)0.03
14. Breakout Ring of Drive Chuck1.50
15. Chuck Nut (Drive Chuck)0.40
16. Drill Bit26.0
TECHNICAL DATA
Length (Without Bit)1536mm
Weight (Without Bit)290.3Kg
External DiameterØ225mm
Bit ShankNUMA100 (Remove Foot valve)
Hole RangeØ254-Ø311
Connection ThreadAPI 4 1/2” Reg | API 5 1/2” Reg | API 6 5/8” Reg
Working Pressure1.2-3.0Mpa
Recommeded Rotation Speed15-25r/min
ADVANTAGES
High performance in hard and soft formations
Spares and services locally available
Faster drilling speed and lower air consumption
Fewer internal parts
All parts heat treated

Available Hammers