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Clamshell Telescopic Arm
Quick and convenient vertical soil construction tooling is ideal for deep excavation in limited and narrow spaces. The Clamshell Telescopic Arm offers reliable performance in small and solid construction areas, ensuring maximum safety and efficiency.
Widely used in the deep foundation pits of bridges, metro stations, covered excavations, and dredging projects, this attachment provides high precision and productivity for critical infrastructure works.
Easy maintenance, low cost, and high yield are the core benefits. The telescopic structure with steel wire rope largely improves service life and ensures reliable operation in heavy-duty environments.
Key Advantages
- Quick and safe vertical excavation in confined construction areas
- Durable steel wire rope system with extended service life
- Wide application in metro, bridge, tunnel, and dredging projects
- Low maintenance cost with high productivity
- Compatible with different excavator classes (≥15 t, ≥23 t, ≥36 t)
Technical Specifications
| NG Code | Type | System | Attachment Weight | Bucket Capacity | Max. Digging Depth | Max. Digging Radius (at Depth) | Max. Vertical Digging Radius | Max. Depth (at Vertical Radius) | Max. Operating Radius | Max. Hoisting Height | Min. Operating Radius | Max. Operating Height | Bucket Weight | Recommended Excavator |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NG-TA-KM150 | KM150 | Hydraulic cylinder & steel wire rope | 3.6 t | 0.3 m³ | 15,200 mm | 4,670 mm | 6,430 mm | 11,825 mm | 7,950 mm | 2,870 mm | 3,980 mm | 9,475 mm | 520 kg | ≥15 t |
| NG-TA-KM220 | KM220 | Hydraulic cylinder & steel wire rope | 4.6 t | 0.6 m³ | 22,490 mm | 5,845 mm | 7,445 mm | 19,920 mm | 9,835 mm | 4,465 mm | 4,485 mm | 13,580 mm | 990 kg | ≥23 t |
| NG-TA-KM260 | KM260 | Hydraulic cylinder & steel wire rope | 5.6 t | 0.9 m³ | 27,180 mm | 6,400 mm | 8,530 mm | 22,370 mm | 11,250 mm | 5,770 mm | 5,460 mm | 16,675 mm | — | ≥36 t |
