Bulldozer
WD220Y bulldozer is manufactured base on the technology of Komatsu D85A-18 and D85A-23 Japan. It passed the examination of the experts group of shanghai economy committee. Its layout is well designed, its appearance is nice and modern, it has a high working performance and is reliable in safety. The machine has used in civil industry widely including large mine ground, port, electricity, road building.
Specifications:
| Engine |
| Model | Cummins NT855-C280S10 |
| Type | Straight vertical, 4 stroke, water cooling, PT pump injection, turbocharged |
| Flywheel power | 162 kw |
| Rated speed | 1800 rpm |
| No. of cylinder-bore x stroke | 6-139.7x152.4 mm |
| Starting method | Starting motor, 24V, 11kw |
| Battery | 24V(12Vx2)-195AH |
| Air cleaner | Dry horizontal type with precleaner |
| Min fuel consumption ratio | 218 g/kw.h |
| Transmission system |
| Torque converter | 3 element, single stage, single phase |
| Transmission | Hydraulic shift, planetary gear, multiple disc clutch, forced lubrication by gear pump, 3 forward and 3 reverse speeds |
| Bevel gear | Helical bevel gear, splash lubricated |
| Steering clutch | Wet type, multiple disc, spring loaded, hydraulic released |
| Steering brake | Wet band brake, operated with hydraulic booster and valve inner linkage |
| Final drive | Spur gear, double reduction, splash lubricated |
| Working hydraulic system |
| Working pressure | 13.7 Mpa |
| Rated flow | 257 L/min (2000rpm) |
| Pump | CBT3160 gear pump |
| Control valve | Hand-operated, plunger, servo controlling |
| Cylinder bore x rod x stroke | 120x70x1054 mm |
| Track |
| Type | Sealed single grouser |
| Track pitch | 216 mm |
| Track width | 560 mm |
| No. of track shoes each side | 38 |
| Length of track on ground | 2730 mm |
| Ground clearance | 405 mm |
| Track gauge | 2000 mm |
| Travel speed |
| Forward speed | 3.6/6.5/11.2 km/h |
| Reverse speed | 4.3/7.7/13.2km/h |
World Group was established in 1988. The main products include wheel loaders, hydraulic excavators, power presses, wheel tractors, combine harvesters, lawn mowers and crankshafts for diesel engines.
We can supply 3 ton and 5 ton wheel loaders, 1.8 ton, 6 ton, 8.5 ton, 15 ton, 24 ton, 33 ton, 36 ton and 42 ton excavators, from 25 ton to 500 ton C-frame and H frame power presses, 40-120HP tractors, 18" to 60" lawn mowers, wheel and crawler combine harvesters for wheat and rice, etc.
Great manufacturing ability and matured technology are the major advantages of World Group. High reliability and durability are the ever lasting endeavor of World Group.
Shanghai Yingxin World Machinery Co., Ltd is a subsidiary company of World Group, which is appointed to be fully in charge of the overseas business of World brand products.
Now we are looking for dealers and distributors to promote our products in worldwide markets. If you are interested, please visit for more information about us.
