12 Ton YZ12H Road Roller Hydraulic Pump Changlin Road Roller

 12 Ton YZ12H Road Roller Hydraulic Pump Changlin Road Roller     Feature: · Equipped with Chinese Cumm engine · Single frequency & Double amplitude, and super centrifugal force, creates strong compacting effect · Reasonable configuration, reliable performance, and high working efficiency hydraulic components · Operator's station is designed for comfort and safety. Fully-adjustable, suspension-mounted operator's seat. · Rear-wheel hydraulic drive, and stepless T/M.   Specifications  Engine Model: 6BT5.9  Type: Direct injection, turbocharged, water cooling  Rated Power/ Rated Speed: 110Kw@2200rpm    Vibratory Hydraulic System  Open circuit hydraulic system, adopted imported gear pump and gear motor  Rated pressure: 16MPa    Power Train  Close circuit hydraulic system, adopted imported hydraulic components, drive pump+ drive motor+reducer+drive axle  Rated Pressure: 40MPa Model of pump: A4VG90HWDL1/32R Model of motor: AA2FM80/61W   Traveling Performance  Traveling speed: 0-12.1 (km/h) Min. ground clearance: 395mm Gradient capacity: 20%   Tyre Tyre size: 23.1-26-12PR   Steering System  Articulated frame, full hydraulic steering system Min steering radius: ≤5880mm System pressure: 12MPa  No. of cylinders-Bore*Stroke: 2, 90*289mm    Drum

	YZ12H	YZ14H
Centrifugal Force (Max/Min)	250kN/125kN	292kN/142.5kN
Amplitude (Max/Min)	1.75/0.85mm	1.8/0.9mm
Frequency	32HZ	31HZ

  Refill Capacity Fuel Tank: 250L Crank Case: 15L  Reducer: 2.2L Rear Axle: 24L  Hydraulic system: 200L  Vibrating drum housing (each): 56L   Company Information