Specification :

Description of Road Roller:
A road roller or commonly referred to as a roller compactor, or just roller is a compactor type construction machinery/ construction equipment applied to compact soil, gravel, concrete, or asphalt in the construction of roads and foundations.
Structures of Road Roller YZ12H with Rexroth :
1. Road Roller YZ12H with Rexroth is equipped with DongFeng Cummins engine,
2. Single frequency & Double amplitude and super centrifugal force creates strong compacting effect
3. Rear-wheel hydraulic drive and stepless T/ M.
Features of Road Roller YZ12H 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 YZ12H with Rexroth :
This Road Roller YZ12H 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.
Specifications of Road Roller YZ12H with Rexroth :
Overall Dimension
1 Length 6000mm
2 Width( to outside of wheels) 2300mm
3 Height( To the top of the cab) 3055mm
4 Wheel base 2945mm
5 Tread 1560mm
6 Min. ground clearance 395mm
Main Technical Specification
1 Static line force 300N/ cm
2 Dynamic line force 1174 N/ cm
3 Operating weight 12000kg
4 Nominal Amplitude – high – low 1.75mm 0.85mm
5 Centrifugal-Force – high – low 250kN 125kN
6 Total stress force 31500( kg)
7 Static Weight at Drum 6500kg
8 Static Weight at Tires 5500kg
9 Frequency 32Hz
10 Min. turning radius( Outside of rear wheel) 5880mm
11 Drum diameter 1530mm
12 Drum width 2130mm
13 Drum thickness 25mm
14 Traveling speed( Km/ h)
Stepless transmission 0~ 12.1
15 Gradient capacity 20%
Diesel engine
1 Model Dongfeng Cummins engine 6BT5.9-C150
2 Type Direct injection. Turbocharged. Water cooling
3 Rated output 110 kW
4 Bore and stroke 102X120mm
5 Total exhaust of cylinder 5.9 ( L)
6 Rated speed 2200( r/ min)
7 Max. Torque 580( N.M)
8 Starting type Electric
9 Min. specific fuel consumption 229( g/ Kw.h)
10 Net weight 430( kg)
Driving System
1 Model Static Hydraulic stepless driving
2 Type Drive pump + drive motor + reducer
3 Model of drive pump A4VG90HWDL1/ 32R
4 Model of drive motor AA2FM80/ 61W
5 System pressure 40MPa
6 Type of reducer Spur gear parallel shaft constant-mesh
7 Gear ratio of reducer 2.94
Axle and Tire
1 Type of main reducer spiral bevel gear, single stage
2 Gear ratio of main reducer 3.889
3 Type of final reducer Single stage planetary
4 Gear of ratio of final reducer 4.941
5 Gear ratios 19.2155
6 Size of tire 23.1-26-12PR
Working Device Hydraulic System
1 Model of tandem pump( vibrating + steering) HP051B498BIJM20-7BRAB06-1
2 Vibrating hydraulic system pressure 160( kgf/ cm2)
3 Model of oil motor HM051A878BEP020-7
4 Solenoid vibratory valve ZF250B
Steering System
1 Type Middle articulated frame. Full-hydraulic Steering
3 Model of redirector BZZ1-E500C
4 System pressure 12MPa
5 Dimension of steering cylinder $ 90* 45* 280( mm)
Brake System
1 Type of traveling brake Single chamber brake valve Caplier disc brake Air over oil activate rear axle
2 Air pressure 6-8( kgf/ cm2)
3 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 gear box 2.2( L)
4 Oil for hydraulic system 200 ( L)
5 driving axles( R) Oil for main reducer 18( L)
Oil for final reducer 2X3( L)
6 Oil for brake system 1.5( L)
7 Oil for vibrating drum 2X37.5( L)