Features of Motor Grader:
1. This 722-6 Motor Grader is equipped with original Cummins engine
2. Single-handle electro-hydraulic controlled power-shift T/M, 6 forward &3reverse shifts makes operation easy and convenient
3. Hydraulic lock, auto lock/unlock NO-SPIN differential guarantees stability and powerful traction
4. Ideal axel load allocation provides excellent stability while cutting hard surface
5. Serviceable, efficient hydraulic system enables every part to be fully used
6. Box-typed frame and advanced T/M enable it to complete heavy-duty work
7. A wide working range is accomplished through flexible blade suspension system and articulated frame
| Overall Dimension | ||
| 1 | Length | 9290mm |
| 2 | Width | 2600mm |
| 3 | Height(To the top of the cab) | 3600mm |
| 4 | Wheel base | 6200mm |
| 5 | Tread | 2120(mm) |
| Main Technical Specification | ||
| 1 | Operating weight | 16400kg |
| 2 | Blade length | 4320mm |
| 3 | Blade height | 545mm |
| 4 | Blade width | 16mm |
| 5 | Max lifting height | 450mm |
| 6 | Max grading depth | 535mm |
| 7 | Min. turning radius | 7400mm |
| 8 | Pivot angle frame | ±26° |
| 9 | Max turning angle(front wheel) | ±49° |
| 10 | Oscillating angle of front axle | 32° |
| 11 | Min ground clearance | 430mm |
| 12 | Cut angle | 29-77° |
| 13 | Traveling speed(Km/h),6 forward and 3 reverse | |
| (1) Ⅰ gear forward | 6.8 | |
| (2) Ⅱ gear forward | 10.3 | |
| (3) Ⅲ gear forward | 15.3 | |
| (4) Ⅳ gear forward | 22.7 | |
| (5) Ⅴ gear forward | 32 | |
| (6) Ⅵ gear forward | 47 | |
| (7) Ⅰ gear reverse | 6.8 | |
| (8) Ⅱ gear reverse | 15.3 | |
| (9) Ⅲ gear reverse | 32 | |
| Diesel Engine | ||
| 1 | Model | CUMMINS QSB6.7-C220 QSB6.7-C220 |
| 2 | Type | Direct injection. Turbocharged. Water cooling |
| 3 | Rated output | 164 kW |
| 4 | Inter-bore of cylinder/Stroke | 107/124 (mm) |
| 5 | Total exhaust of cylinder | 6.7 (L) |
| 6 | Model of starting motor | KB-24V |
| 7 | Power of start motor | 1.68(KW) |
| 8 | Voltage of starting motor | 24(V) |
| 9 | Rated speed | 2200(r/min) |
| 10 | Max. Torque | >800(N.M) |
| 11 | Starting type | Electric |
| 12 | Min. specific fuel consumption | <244(g/Kw.h) |
| 13 | Engine specific oil consumption | 0.95-1.77(g/Kw.h) |
| 14 | Net weight | 590(kg) |
| Transmission System | ||
| Torque Converter | ||
| 1 | Model | WG180 (ZF technology) |
| 2 | Type | 3-elements.single stage |
| 3 | Torque ratio | 1.94 |
| 4 | Cooling type | Pressure oil circulating |
| Transmission Case | ||
| 1 | Model | WG180 (ZF technology) |
| 2 | Type | power shift, single-shift lever, netural-shift lock device |
| 3 | Gear shift position | 6 Forward and 3 reverse gears |
| Axle and Tire | ||
| 1 | Type of main reducer | spiral bevel gear, single stage |
| 2 | Gear ratio of main reducer | 3.583 |
| 3 | Type of final reducer | Single stage chain-drive |
| 4 | Gear of ratio of final reducer | 3.75 |
| 5 | Gear ratio | 13.436 |
| 6 | Max. drawing force | 84.3KN |
| 7 | Tandem drive | Double row roller-chains |
| 8 | Size of tire | 17.5-25-14PR |
| Working Device Hydraulic System | ||
| 1 | Model of oil pump(include steering pump) | CBGj2045/1025 |
| 2 | System pressure | 100(kgf/cm2) |
| 3 | Model of distribution valve | HUSCO5000-D |
| 4 | Hydraulic lock | KAYABA technology |
| 5 | Model of oil motor | EATON, JS-130 |
| Steering System | ||
| 1 | Type | Four Tire deflexion |
| 2 | Model of steering gear | BZZ1-E160B/ FKA-163022 |
| 3 | System pressure | 16MPa |
| Brake System | ||
| 1 | Type of traveling brake | Hydraulic assisted and inner-expanding brake |
| 2 | System pressure | 120(kgf/cm2) |
| 3 | Type of parking brake | Mechanical and inner-expanding brake |
| Radiation System | ||
| 1 | Model of oil pump | WP15A1B-380L05KA147N |
| 2 | Model of motor | SKH07-191 |
| Oil Capacity | ||
| 1 | Fuel(diesel) | 360L |
| 2 | Engine lubricating oil | 24L |
| 3 | Oil for converter and gear box | 28L |
| 4 | Oil for hydraulic system | 90L |
| 5 | Oil for driving rear axles | 18L |
| 6 | Tandem box | 90L |
