Changlin Brand Single Drum Vibratory Roller YZ12HD

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Features— Changlin Road Roller YZ12HD

A road roller is a type of construction machinery/construction equipment applied to compact soil, gravel, concrete, or asphalt in the construction of roads and foundations.
Structures of Road Roller YZ12HD with Rexroth :
1. Road Roller YZ12HD with Rexroth is equipped with DongFeng Cummins engine,
2. Double frequency & Double amplitude and super centrifugal force creates strong compacting effect
3. Rear-wheel hydraulic drive and stepless T/M.
Features of Road Roller YZ12HD with Rexroth :
1. Reasonable configuration, reliable performance, and high working efficiency hydraulic components
2.Operator's station is designed for comfort and safety such as fully-adjustable, suspension-mounted operator's seat.
Applications of Road Roller YZ12HD with Rexroth :
This Road Roller YZ12HD with Rexroth is widely used to compress the surface being rolled to ensure a smooth, even result on the construction site such as road-making, runway of the airport, and building.

Parameter— Changlin Road Roller YZ12HD


Overall Dimension 
1 Length 6000mm 
2 Width(to outside of wheels) 2300mm 
3 Height(To the top of the cab) 3055mm 
4 Wheel base 2915mm 
5 Tread 1560mm 
6 Min. ground clearance 360mm 
Main Technical Specification 
1 Static line force 340N/cm 
2 Dynamic line force 1300 N/cm 
3 Operating weight 12100kg 
4 Big centrifugal Force Big centrifugal Force 31HZ 274kN 
Small centrifugal Force 35HZ 171kN 
5 Total stress force 34830(kg) 
6 Static Weight at Drum 7000kg 
7 Static Weight at Tires 5100kg 
8 Min. turning radius(Outside of rear wheel) 5900mm 
9 Drum diameter 1530mm 
10 Drum width 2100mm 
11 Drum thickness 28mm 
12 Traveling speed(Km/h),3 forward &3 reverse 
    (1) 1st gear (F/R)0~4.8 
    (2) 2nd gear (F/R) 0~6.4 
    (3) 3rd gear (F/R) 0~10.6 
13 Gradient capacity 40% 
Diesel engine 
1 Model Dongfeng Cummins engine 6BT5. 9
2 Type Vertical, in-line, liquid-cooled and four-stroke engine
3 Rated output 110 kW 
4 Total exhaust of cylinder 5.9 (L) 
5 Rated speed2200(r/min) 
6 Max. Torque 590(N.M)/1500RPM
7 Starting type Electric 
8 Min. specific fuel consumption 229(g/Kw.h) 
9 Net weight 410±20(kg)
Driving System 
1 Model Hydrostatic travel and vibration drive 
2 Type Drive pump +drive motor + reducer 
3 Model of drive pump A4VG71HWDL1/32R-NAF02F041D-S 
4 Model of vibration driving motor +reducer Ratio of reducerA6VE55E24/63W-VZL027B+GFT26T2 62 
5 Model of rear driving motor+ reducer Ratio of reducerA6VM80EZ4/3W-VAB027B+EM1020/MR 3.08 
6 System pressure 38MPa 
Axle and Tire 
1 Type of main reducer spiral bevel gear, single stage 
2 Gear ratio of main reducer3.889 
3 Type of final reducer Single stage planetary 
4 Gear of ratio of final reducer 4.941 
5 Total ratios 23.2584 
6 Size of tire 23.1-26-12PR 
Working Device Hydraulic System 
1 Model of vibratory pump A10VG45EZ2DM1/10R-NSC10F013D 
2 System pressure 280(kgf/cm2) 
3 Model of vibratory motor A10FM45/52W-VRC60N007 
Steering System 
1 Type Middle articulated frame. Full-hydraulic Steering 
2 Model of steering pump AZ-PF-1X/022RRRR20KB 
3 Model of redirector BZZ1-E500C 
4 System pressure 15MPa 
5 Dimension of steering cylinder90*45*280(mm) 
Brake System 
1 Type of traveling brakeIn general, traveling brake depend on static hydraulic tow of close-circuit hydraulic system Vibratory reducer with brake which control by a solenoid valve.
2 Type of parking brake Hand brake   Flexible shaft control clamp brake
Oil Capacity 
1 Fuel(diesel) 250 (L) 
2 Engine lubricating oil 15 (L) 
3 Oil for hydraulic system 140(L) 
4 Oil for driving axles 24 (L) 
5 Oil for vibrating drum 2X56(L)

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