Demolition grabs DG-20
Demolition, recycling, loading…
Features
- Oversized pins all combined with heavy duty wear bushings on rotating
points.
- Powerful hydraulic rotation motor.
- No drain line needed for the hydraulic motor.
- One hydraulic cylinder with cushion at the end of stroke (opening).
- Less hydraulic components, less possibility of leakage.
- Hydraulic connections at both sides of the Swivel Top
- Easy maintenance.
- Easy accessibility of the adjustment of the opening/closing speed and
rotation speed. All accessible by a hole in the swivel top.
- Pilot check valve against unexpected opening of the arms.
- All hydraulic connections for opening/closing G3/4”. Less heating up of
hydraulic oil.
- Stiff Frame with Side plates and Bottom plate made of Hardox400.
- Arms complete build up with Hardox400.
- Interchangeable and reversible cutters (HB500).
- Heavy and strong bearing (slewing ring) with 360° hydraulic rotation.
- Brake valve on hydraulic motor for protection of the motor seals.
- Easy to grease in one position.
- Large jaw opening and high closing force.
- Special requests can be discussed.
Specification
Technical specifications
| Model NPK |
DG-20 |
| Excavator weight (ton) |
14 – 20 |
| Weight (kg) |
1150 |
| Capacity (l) |
500 |
| Pressure (MPa) |
35 |
| Oil flow (l/min) |
100 |
| Pressure (MPa) |
13 |
| Oil flow (l/min) |
25 |
| Closing force (kN) |
52 |
| Width (mm) |
950 |
| Arms openend (mm) |
2050×1285 |
| Arms closed (mm) |
1315×1425 |