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- Komatsu HD405-6 vs. Caterpillar 772
Komatsu HD405-6 vs. Caterpillar 772
3 reasons to buy Komatsu HD405-6:
Weight
Loaded rear weight distribution | 68 % and 66 % | 3 % more or 2 % |
Sizes
Unloading ground clearance | 630 mm and 560 mm | 11 % more or 70 mm |
Motor
Power measured at | 2000 rev / min and 1800 rev / min | 10 % more or 200 rev |
13 reasons to buy Caterpillar 772:
Weight
Loaded front weight distribution | 34 % and 32 % | 6 % more or 2 % |
Operation
Differential/final drive fluid volume | 159 l. and 58 l. | 64 % more or 101 l. |
Hydraulic system fluid volume | 155 l. and 129 l. | 17 % more or 26 l. |
Fuel Capacity | 530 l. and 500 l. | 6 % more or 30 l. |
Cooling system fluid volume | 114 l. and 89 l. | 22 % more or 25 l. |
Engine oil volume | 53 l. and 52 l. | 2 % more or 1 l. |
Motor
Full power | 446 kW and 378.8 kW | 15 % more or 67.2 kW |
Effective power | 399 kW and 363.9 kW | 9 % more or 35.1 kW |
Displacement | 18.1 l. and 15.2 l. | 16 % more or 2.9 l. |
Gear box
Maximum speed | 79.7 km/h and 70 km/h | 12 % more or 9.7 km/h |
Dump
Lifting time | 8.1 sec and 10 sec | 19 % less or 1.9 sec |
Brimmed lifting capacity | 23.3 m3 and 20 m3 | 14 % more or 3.3 m3 |
Lifting capacity with top | 31.3 m3 and 27.3 m3 | 13 % more or 4.0 m3 |
Neutral reasons:
Weight
Weight without load | 34080 kg and 35450 kg |
Laden weight | 74155 kg and 82100 kg |
Unloaded front weight distribution | 48 % and 48 % |
Unloaded rear weight distribution | 52 % and 52 % |
Sizes
Overall width | 4525 mm and 4780 mm |
Headroom | 4220 mm and 4265 mm |
Dimensional length | 8700 mm and 8740 mm |
Wheelbase | 3750 mm and 3960 mm |
Unloading height | 7885 mm and 8357 mm |
Operation
Tyre size | 18.00R33 and 21.00R33(E4) |
Motor
Model | SAA6D140E-3 and C18 ACERT |
Manufacturer | Komatsu and Caterpillar |
Cylinders number | 6 and 6 |
Aspiration | turbocharging and turbocharging |
Gear box
Transmission type | automatic planetary gear and gear type pump |
Forward gears number | 7 and 7 |
Reverse gears number | 1 and 1 |
Dump
Nominal payload | 40823.3 kg and 45359.2 kg |
Images
Sizes
1. Dimensional length | 8700 mm | 1. Dimensional length | 8740 mm |
2. Overall width | 4525 mm | 2. Overall width | 4780 mm |
3. Headroom | 4220 mm | 3. Headroom | 4265 mm |
4. Wheelbase | 3750 mm | 4. Wheelbase | 3960 mm |
6. Unloading height | 7885 mm | 6. Unloading height | 8357 mm |
7. Unloading ground clearance | 630 mm | 7. Unloading ground clearance | 560 mm |