100% Original Hitachi Crawler Excavator - Elevated-driving Bulldozer SD7N – Xuanhua Construction
100% Original Hitachi Crawler Excavator - Elevated-driving Bulldozer SD7N – Xuanhua Construction Detail:
SD7N bulldozer is 230 horsepower track-type dozer with elevated sprocket, power shift drive, semi-rigid suspended and hydraulic controls.
SD7-230 horsepower, elevated sprocket bulldozer integrate with modular design is easy to repair & maintenance, It relieves oil with difference pressure, the hydraulic system performs protecting environment and save energy with high working efficiency. Safety comfortable operation condition, electric monitoring and ROPS cabin with reliable entire quality, excellent service is your wise choosing.
It can be equipped with straight tilting blade, angle blade, coal pushing blade, U shape blade; single shank ripper, three shanks ripper; ROPS, FOPS, forest defence cabin etc.. It is can ideal machine used in communication, oil field, power, mining etc. large earth moving program.
Specifications
Dozer Tilt
(not including ripper) Operation weight (Kg) 23800
Ground pressure(KPa) 71.9
Track gauge(mm) 1980
Gradient 30°/25°
Min. ground clearance (mm) 404
Dozing capacity (m³) 8.4
Blade width (mm) 3500
Max. digging depth (mm) 498
Overall dimensions (mm) 5677×3500×3402
(including ripper) 7616×3500×3402
Engine
Type CUMMINS NTA855-C280S10
Rated revolution (rpm) 2100
Flywheel power (KW/HP) 169/230
Max. torque (N•m/rpm) 1097/1500
Rated fuel consumption(g/KW•h) ≤235
Undercarriage system
Type The track is triangle shape.
The sprocket is elevated elastic suspended.
Number of track rollers (each side) 7
Pitch (mm) 216
Width of shoe (mm) 560
| Gear | 1st | 2nd | 3rd |
| Forward (Km/h) | 0-3.9 | 0-6.5 | 0-10.9 |
| Backward (Km/h) | 0-4.8 | 0-8.2 | 0-13.2 |
Implement hydraulic system
Max. system pressure (MPa) 18.6
Pump type High pressure gears pump
System output（L/min） 194
Driving system
Torque converter Torque converter is power separating hydraulic-mechanic type
Transmission Planetary, power shift transmission with three speeds forward and three speeds reverse, speed and direction can be quickly shifted.
Steering clutch. The steering clutch is hydraulic pressed, usually separated clutch.
Braking clutch The braking clutch is pressed by spring, separated hydraulic, meshed type.
Final drive The final drive is two-stage planetary reduction gear mechanism, splash lubrication.
Product detail pictures:
Related Product Guide:
The Designs of Track Loader
How To Inspect A Used Wheel Loader
We keep on with our enterprise spirit of "Quality, Efficiency, Innovation and Integrity". We intention to create extra worth for our buyers with our prosperous resources, superior machinery, experienced workers and superb services for 100% Original Hitachi Crawler Excavator - Elevated-driving Bulldozer SD7N – Xuanhua Construction, The product will supply to all over the world, such as: Israel, Egypt, Nepal, High output volume, top quality, timely delivery and your satisfaction are guaranteed. We welcome all inquiries and comments. If you are interested in any of our products or have an OEM order to fulfill, please feel free to contact us now. Working with us will save you money and time.
By Mavis from Slovakia - 2018.10.01 14:14
The quality of the products is very good, especially in the details, can be seen that the company work actively to satisfy customer's interest, a nice supplier.
By Carey from Turkmenistan - 2017.06.25 12:48
