Product Overview
THE WEBSTER ROCKWHEEL- The latest range of excavator attachments to be developed for use in mining, tunnelling and construction industries.
Within the Industry, the "ROCKWHEEL" is defined by various definitions and classifications:
- Cutting heads
- Rotary cutters
- Scabblers
- Grinding drums
- Transverse cutting units
- Rockwheels
Webster Equipment Ltd supply a range of excavator attachments, "The Webster Rockwheel".
These transverse cutting units have been developed using the hard won cutting experience gained over many years in the mining, tunnelling and construction industries and combine robustness, simplicity, flexibility and reliability.
Other common applications includes cutting unreinforced and reinforced concrete, rock, tarmac, tree stumps and roots, together with the wide range of material types and cutting duties encountered during shaft sinking, tunnelling and public works engineering.
The Webster Rockwheel provides the plant operator with a robust and versatile cutting facility which can quickly be attached to the bucket linkage of an excavating machine to provide a hard dig capability.
The cutting units are individually sized for output torque, pick force, pick speed and excavator weight.
| Details |
TD-30 |
TD-40 |
TD-100 |
TD-140 |
| Maximum Input Power |
22 kW 29.5 hp |
29 kW 54.9 hp |
70 kW 93.8 hp |
110 kW 147.4 hp |
| Maximum Flow |
65 lpm 14.5 UK gpm |
112.5 lpm 24.8 UK gpm |
320 lpm 70.4 UK gpm |
460 lpm 101.2 UK gpm |
| Recommended Flow |
40 lpm 8.8 UK gpm |
60 lpm 13.2 UK gpm |
220 lpm 48.4 UK gpm |
320 lpm 70.4 UK gpm |
| Maximum Pressure |
400 bar 5801 psi |
400 bar 5801 psi |
400 bar 5801 psi |
450 bar 6526 psi |
| Output Shaft Torque |
1,875 Nm@ 300 bar 1,383 lbf ft @4,351psi |
3,570 Nm @ 300 bar 2,633 lbf ft |
14272 Nm @ 320 bar 10527 llf ft |
21,376 Nm @ 320 bar 15767 llf ft |
| Pick Force |
9.9 kN @ 300 bar 2,229 lbf@ 4,351psi |
17 kN @ 300 bar 3,822 lbf |
44.2 kN @ 320 bar 9937 lbf |
63.2 kN @ 320 bar 14,197 lbf |
| Output Shaft Speed |
100.0 rpm @ 40 lpm 100.0 rpm @ 8.8 UK gpm |
80 rpm @60 lpm 80.0 rpm @ 13.2 UK gpm |
78.0 rpm @220 lpm 78.0 rpm @ 48.4 UK gpm |
76.0 rpm @320 lpm 76.0 rpm @ 70.4 UK gpm |
| Pick Speed |
1.98 m/s @ 40lpm 460.5 ft/min @ 8.8 UK gpm |
1.8 m/s @ 60 lpm 418.5 ft/min @ 26.4 UK gpm |
2.2 m/s @ 220 lpm 511 ft/min @ 48.4 UK gpm |
2.7 m/s @ 320 lpm 536 ft/min @ 70.4 UK gpm |
| Unit Weight |
215 kg 474 lb |
381 kg 840 lb |
1056 kg 2308 lb |
1400 kg 3,059 lb |
| Excavator Weight |
2.5 - 6 tonne |
8 - 16 tonne |
15 - 25 tonne |
25 - 38 tonne |
| No. Of Picks |
56 |
56 |
64 |
60 |
Recently Webster Equipment Ltd. has added to its range of transverse cutting units with the development of totally enclosed cutting drums, depth limiters and vacuum cutting removal. They have been specifically designed for accurately cutting contaminated concrete on remotely operated equipment, but can be used in confined spaces, public or sensitive areas.
