D4H D4D D4E Track Rollers for Bulldozer and Harvester

Track roller is one part of undercarriage parts for crawler heavy equipments,  such as excavator, bulldozer, crane, drilling machine etc.


  • Raw MaterialZG50Mn

Top Quality Double Flanges Track Roller Two Lips Bottom Roller OEM Undercarriage Spare Parts


1. What is a Track Roller?


The roller has many kinds and large quantities, and can support the conveyor belt and the weight of the material. It accounts for 35% of the total cost of a belt conveyor, which produces more than 70% resistance, so the quality of the roller is particularly important.


Bulldozer Track Roller Structure


2. Production Processes


track roller produciton


3.  Our Advantages


  • Panasonic automatic welding robot from Japan makes sure we have steady and good welding quality.
  • Through quench-tempering processes to ensure excellent mechanical properties, high strength and superior wear resistance to avoid bending and breakage.
  • Advanced Germany KUKA automatic machining center, horizontal and vertical CNC machining ensure the accuracy of assembly dimensions. This is to maximize the life span of each component and minimize production cost.
  • The use of mechanical oil and environmental protection paint improves the ability to resist high and low temperature and extends the product’s working life under severe environment.


4. Main Dimensions of Installation



Undercarriage parts drawings


Main Parameters

Brand Model Main Dimensions of Installation
A B E G M L
Bulldozer Series D20 155 135 130 264 194 15
D30 198 170 154 285 240 17.5
D31 198 170 154 285 240 17.5
D40 233 204 208 308 310 18
D50 233 204 208 380 310 18
D60 245 210 235 394 320 19
D65 245 210 235 394 320 19
D80 258 220 252 452 380 23.5
D85 258 220 252 452 380 23.5
D155 296 258 292 498 408 26
ECM440 188 162 138.5 242 212 13.5
T90 2160 185 213 351.4 298 18

The models above are just for reference, we can't list all models here. We can supply more products as your requirements. Please feel free to send us your inquiry.


5. Hot Sale Products

Hot sale Bulldozer track rollers


6. Why Choose Us?


  • Professional heat treatment makes our products resist abrasion and impact well
  • World-class quality with competitive price
  • 35 years' experience in Excavator & Bulldozer spare parts manufacturing
  • One-stop purchasing service
  • Strict quality management and detect system
  • Professional sales team, quality inspection & report, maritime logistics guidance
  • After-sale services:video technical support, 24 h online support


INQUIRY

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