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- Komatsu WB70A-1 vs. Caterpillar 436 serie II
Komatsu WB70A-1 vs. Caterpillar 436 serie II
5 reasons to buy Komatsu WB70A-1:
Sizes
Clearance | 440 mm and 352 mm | 20 % more or 88 mm |
Load-transfer device
Radius at max unloading height | 870 mm and 777 mm | 11 % more or 93 mm |
Digging depth | 110 mm and 83 mm | 25 % more or 27 mm |
Gear box
Maximum forward speed | 39 km/h and 29.7 km/h | 24 % more or 9.3 km/h |
Maximum reverse gear | 39 km/h and 29.8 km/h | 24 % more or 9.2 km/h |
11 reasons to buy Caterpillar 436 serie II:
Motor
Displacement | 3.9 l. and 3.3 l. | 15 % more or 0.6 l. |
Effective power | 57.4 kW and 52.8 kW | 8 % more or 4.6 kW |
Load-transfer device
Bucket breakout force | 35.1 kN and 43.1 kN | 19 % less or 8.0 kN |
Lifting capacity at full height | 2386 kg and 2110 kg | 12 % more or 276 kg |
Ground clearance at maximum unloading height | 2621 mm and 2480 mm | 5 % more or 141 mm |
Hydraulic system
Pump bandwidth | 138 l/min and 116 l/min | 16 % more or 22 l/min |
Backdigger
Bucket digging force in folded state | 4990.9 kg and 4200 kg | 16 % more or 790.9 kg |
Loading height in folded state | 3794 mm and 3100 mm | 18 % more or 694 mm |
Loading height in unfolded state | 4357 mm and 3611 mm | 17 % more or 746 mm |
Digging depth in folded state | 5447 mm and 3675 mm | 33 % more or 1772 mm |
Digging depth in unfolded state | 6513 mm and 4390 mm | 33 % more or 2123 mm |
Neutral reasons:
Sizes
Wheelbase | 2150 mm and 2100 mm |
Transport height | 3091 mm and 3810 mm |
Height to cab upper part | 2660 mm and 2779 mm |
Transport width | 1850 mm and 2262 mm |
Operation
Front tyres size 2wd / 4wd | 12.5 x 20 and 11-16 12PR/10.5-20 10PR |
Rear tyres size 2wd/4wd | 12.5 x 20 and 16.9-28 10PR/16.9-28 10 PR |
Motor
Manufacturer | Komatsu and Perkins |
Model | 4D98E-1FA and 4.2 |
Load-transfer device
Shovel width | 1850 mm and 2262 mm |
Hydraulic system
Overflow valve pressure | 20000 kPa and 18615.8 kPa |
Gear box
Forward gears number | 4 and 4 |
Reverse gears number | 4 and 4 |
Backdigger
Hinge joint radius in folded state | 4665 mm and 6048 mm |
Hinge joint radius in unfolded state | 5316 mm and 7119 mm |
Images
Sizes
6. Height to cab upper part | 2660 mm | 6. Height to cab upper part | 2779 mm |
2. Transport width | 1850 mm | 2. Transport width | 2262 mm |
3. Transport height | 3091 mm | 3. Transport height | 3810 mm |
4. Wheelbase | 2150 mm | 4. Wheelbase | 2100 mm |
5. Clearance | 440 mm | 5. Clearance | 352 mm |
Load-transfer device
7. Ground clearance at maximum unloading height | 2480 mm | 7. Ground clearance at maximum unloading height | 2621 mm |
8. Radius at max unloading height | 870 mm | 8. Radius at max unloading height | 777 mm |
9. Digging depth | 110 mm | 9. Digging depth | 83 mm |
Backdigger
10. Loading height in folded state | 3100 mm | 10. Loading height in folded state | 3794 mm |
11. Hinge joint radius in folded state | 4665 mm | 11. Hinge joint radius in folded state | 6048 mm |
12. Digging depth in folded state | 3675 mm | 12. Digging depth in folded state | 5447 mm |