Changlin Brand Tire Static Roller 8272-5

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Features— Changlin Road Roller 8272-5


The road roller coming in the model of 8272-5 is a kind of pneumatic roller. It adopts eleven-wheel vibration, which brings high compacting quality. It is equipped with two sets of sprinkling system. By adjusting the capacity of ballast water, the ground pressure can be changed correspondingly. 
Due to these advantages, the road roller has found applications in compaction of cohesive or non-cohesive base and sub-base layers of various materials. For example, it can be used to compact asphalt in the construction of roads.



Parameter— Changlin Road Roller 8272-5


Overall Dimension 
1 Length 4945mm 
2 Width 2844mm 
3 Height(To the top of the cab) 3393mm 
4 Wheel base 3800mm 
Main Technical Specification 
1 Max Operating weight 27000kg 
2 Min Operating weight 14800kg 
3 Max. ballast water 2100 kg 
4 Average ground press 260-435kPa 
5 Min. ground clearance 270mm 
6 Roller width 2718mm 
7 Gradeability ≥20% 
8 Min. turning radius(Outside of rear wheel) ≤9000mm 
9 Traveling speed(Km/h), 2 forward and 2 reverse

(1) 1st gear forward 0~8 
(2) 2nd gear forward 0~16 
(3) 1st gear reverse 0~8 
(4) 2nd gear reverse 0~16 
Diesel Engine 
1 Model Chinese Engine SC8D180G2B1 
2 Type Direct injection. Turbocharged. Water cooling 
3 Rated output 132 kW 
4 Rated speed 2000(r/min) 
5 Inter-bore of cylinder/stroke 6-114×135 (mm) 
6 Total exhaust of cylinder 8.27 (L) 
7 Max. Torque 700(N.M) 
8 Min. specific fuel consumption 223(g/Kw.h) 
9 Model and parameter of starting motor 7.5kW-24V 
10 Starting type Electric 
11 Net weight 680(kg) 
Transmission System 
1. Torque Converter 
1 Model YD15 
2 Type 3-elements.single stage 
3 Torque ratio 2.52 
4 Cooling type Pressure oil circulating 
5 Type Power shift, spur gear constant mesh 
6 Gear shift position 2 Forward and 2 reverse gears 
2. Axle and Tire 
1 Type of main reducer spiral bevel gear, single stage 
2 Gear ratio of main reducer 5.286 
3 Type of final reducer Single stage, chain driven 
4 Chain-Gear of ratio of final reducer 2.462 
5 total ratios 13.01 
6 Size of tire 11.00-20-16PRC-1A 
7 Number of tire Front 5&Rear6 
Steering System 
1 Type Tire deflexion full hydraulic steering system 
2 Model of steering pump CBGj1032 
3 Model of steering gear Bzz1-E800C 
4 System pressure 14MPa 
5 Dimension of steering cylinder 90x45x306(mm) 
Brake System 
1 Type of traveling brake Air-over-hydraulic activate drum brake of 4 rear wheel 
2 Air pressure 7-8(kgf/cm2) 
3 Type of parking brake Band brake Manual control cutting-off air brake 
Oil Capacity 
1 Fuel(diesel) 250L 
2 Engine lubricating oil 22 L 
3 Oil for converter and gear box 20 L 
4 Oil for hydraulic system 90L 
5 Oil for driving axles(F/R) 15 L

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