Pneumatic Roller 8302
Features of Pneumatic Roller:
1. Applied for compaction of asphalt-surface and cohesive and non-cohesive base layers ,sub-base layers of various materials
2. Eleven-wheel oscillation, has high compacting effect and quality
3. Double sprinkler system and large Ballast Capacity can adjust ground pressure

Specifications of Pneumatic Roller::

Overall Dimension
1	Length	5060mm
2	Width	2870mm
3	Height(To the top of the cab)	3480mm
4	Wheel base	3840mm
Main Technical Specification
1	Max Operating weight	30000kg
2	Min Operating weight	15500kg
3	Max. ballast water	3900 kg
4	Average ground press	260-435kPa
5	Min. ground clearance	250mm
6	Roller width	2750mm
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 D6114ZG6B
2	Type	Direct injection. Turbocharged. Water cooling
3	Rated output	132 kW
4	Rated speed	2000(r/min)
5	Inter-bore of cylinder/stroke	6-114135 (mm)
6	Total exhaust of cylinder	8.3 (L)
7	Max. Torque	695(N.M)
8	Min. specific fuel consumption	226(g/Kw.h)
9	Model and parameter of starting motor	QD285KS/R7.5-24V
10	Starting type	Electric
11	Net weight	640(kg)
Transmission System
Torque Converter
1	Model	ZFW320
2	Type	3-elements.single stage
3	Torque ratio	2.52
4	Cooling type	Pressure oil circulating
Transmission case
1	Model	YD15
2	Type	Power shift, spur gear constant mesh
3	Gear shift position	2 Forward and 2 reverse gears
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; chaindriven
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	90x45x296(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)	200L
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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