220HP Hydraulic Crawler Bulldozer

Name: 220HP Crawler Bulldozer
Type number: HD22
Weight: 23.5ton
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Product Details


220HP Standard Type Hydraulic Crawler Bulldozer


Introduction

Haitui brand 220hp bulldozer HD22 is a standard type hydraulic crawler dozer.It equivalent to CAT D7 dozer or SHANTUI SD22 bulldozer.With multiple working devices and cabs,HD22 bulldozer can meet the operation demands for diversified working conditions and is an ideal high-efficiency machine for earth-moving operations and bulk material handling.


Main Specifications


ModelHD22
Operating weight(Kg)23500
Engine modelCummins NT855-C280S10
Rated power(kw/rpm)175/1800
Displacement(L)14.01
Dimension(no ripper)(mm)5492×3726×3742
Ground pressure(MPa)0.077
Track shoe width(mm)560
Track gauge(mm)2000
Dozing capacity( m³)6.4



Main Features

1,CUMMINS NT855-C280S10 engine features strong power and high efficiency and energy-saving,it can run normally and reliably under all load conditions and all hot environments required by the user, without overheating.

2,Transmission 

Torque converter: Torque converter, 3-element, 1-stage, 1-phase

Transmission: Planetary gear type, multi-disc Clutch, hydraulically connected, forced lubrication

Main drive: Spiral bevel gear, Single-stage speed reduction, Splash lubrication

Steering Clutch: Wet. Multi-disc, spring loaded, hydraulicseparated, hydraulic control

Steering brake: Wet, Floating, direct on-off hydraulic inter-linking operation

Final drive: 2-stage speed reduction of spur gear splash lubrication.

3,The semi-rigid suspension traveling system increases the ground area of tracks and improves the traction force of vehicle.

4,The gearshift, steering, and accelerator controls are arranged on the left side with the adoption of flexible shaft structure. The working device controls are arranged on the right side with adoption of servo control system to achieve lighter and more flexible operations and relieve the operating fatigue.

5,The standard straight tilting blade features powerful cutting force to handle diversified severe working environments and it can be replaced by angle blade,U type blade and Semi-U type blade.The large single-shank ripper of adjustable penetrating angle can be equipped for the ripping of clay and frozen earth.


Application cases

HD22 220hp bulldozer is a multifunctional earthmoving machinery and it widely used at construction projects,environment sanitation treatment,road construction,landfill,forest logging etc.

HD22 bulldozer application


Export Cases

Haitui bulldozers has been exported to many countries,like Russia,Australia,South Asia,South America,Kenya,Gambia etc.The great performance get the high compliment from our customers.The following photos are 220hp bulldozer HD22 arrived Kenya.

220hp bulldozer at Kenya 01

220hp bulldozer at Kenya 04

220hp bulldozer at Kenya 03


Our Service

1,We provide all kinds of wear and maintenance parts including filters,lubricating oil,cylinders and undercarriage parts.

2,Technical training at factory or send engineer to clients’ place.

3,Timely and quickly response for any quality or problems feedback.


Our factory

Haitui bulldozer factory covers around 40000㎡ and have more than 100 workers.The new plant composed by spare parts area,assemble workshop,testing area and office building.The annual production capacity can reach 2000 units crawler bulldozers to meet the demand of domestic and internation market.

Haitui bulldozer factory


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