YC410
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YC410 With Foot Valve DTH Hammer
This Series high air pressure DTH hammers working with foot-valve.
- Valveless air distribution enhances reliability.
- The piston's simple design ensures a longer lifespan.
- Achieve faster drilling with more efficient energy transfer, reduced air and oil consumption.
- With fewer internal parts and a simple, heat-treated structure, our design promises durability, minimal failures, and easy maintenance.
- Disassembly is straightforward, thanks to the multi-step threaded connections between the top sub, drive chuck, and external cylinder.
YC410 Structure

Ref. | Parts | Weight | Part No. | Ref. | Parts | Weight | Part No. |
---|---|---|---|---|---|---|---|
01 | Top Sub | 274 Kg | 01-YC410-01 | 13 | Rigid Valve | 0.3 Kg | 01-YC410-13 |
02 | Adjuster Shim | 2.9 Kg | 01-YC410-02 | 14 | Rubber Buffer | 0.3 Kg | 01-YC410-14 |
03 | “O”Ring | 0.03 Kg | 01-YC410-03 | 15 | “0”Ring | 0.03 Kg | 01-YC410-15 |
04 | Check Valve | 3.4 Kg | 01-YC410-04 | 16 | Pole seat | 50 Kg | 01-YC410-16 |
05 | Spring | 0.3 Kg | 01-YC410-05 | 17 | “0”Ring | 0.03 Kg | 01-YC410-17 |
06 | Adjuster Ring | 1.5 Kg | 01-YC410-06 | 18 | Piston | 347 Kg | 01-YC410-18 |
07 | Disc Spring | 1.35 Kg | 01-YC410-07 | 19 | Piston Case | 562 Kg | 01-YC410-19 |
08 | Disc Sping | 1.35 Kg | 01-YC410-08 | 20 | Check Ring | 0.3 Kg | 01-YC410-20 |
09 | Disc Sping | 1.35 Kg | 01-YC410-09 | 21 | Retainer Ring | 10 Kg | 01-YC410-21 |
10 | Disc Sping | 1.35 Kg | 01-YC410-10 | 22 | Adjuster Shim | 2.9 Kg | 01-YC410-22 |
11 | Valve Seat | 26.4 Kg | 01-YC410-11 | 23 | Driver Chuck | 155 Kg | 01-YC410-23 |
12 | Rubber Buffer | 0.3 Kg | 01-YC410-12 | 24 | Drill Bit | 01-YC410-24 |
Technical Parameter
Length(Less bit) | Weight | Outer Diameter | Connection Thread | Bit Shank | Hole Range |
---|---|---|---|---|---|
2162mm | 1464Kg | φ406mm | API8 5/8″REG | Numa180 | φ450-φ600mm |
Work Pressure | Recommended rotation speed | Air Consumption | |||
1.8Mpa | 2.4Mpa | ||||
1.5-3.5 Mpa | 20~40 r/min | 63m³/min | 85m³/min |
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Email address
info@rockdrillmaster.com
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Phone numbers
Mobile : +86 188 2419 8826
Our location
Pingjiang Industrial Park, Yueyang,
Hunan Province, China