Track Rollers For D4D Undercarriage Parts Bulldozer Spare Parts
1. What is a 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. It has two kinds of steel and plastic.
2. Why Choose Us?
* By means of heat treatment involving quenching and tempering, the components are imbued with superior mechanical attributes, remarkable tensile strength, and exceptional endurance against deformation and rupture.
* The exterior hardness, graded between HRC40 and 55, serves to diminish abrasion and prolong the service life, thereby enhancing the value of your goods and advancing your commercial interests by extending the longevity of your products.
* The roller shafts are meticulously crafted through a process of drop forging and precision machining, employing the latest industry advancements in technology, including grinding and finishing techniques, to ensure maximum strength and extended service life.
* The roller casings undergo rigorous thermal processing to maintain their high-quality standards.
3. Track Roller Structure
4. Main Dimensions of Installation
| Item | Model | Main Dimensions of Installation | Remarks |
| A | B | E | G | M | L |
| Bulldozer | D20 | 155 | 135 | 130 | 264 | 194 | 15 | |
| D3C | 178 | 152 | 155 | 274 | 230.5 | 13.5 | |
| D31 | 198 | 170 | 154 | 285 | 240 | 17.5 | |
| D4D | 230/219 | 203 | 174 | 358.5 | 298 | 17 | |
| D5 | 233 | 204 | 208 | 369 | 317.5 | 17 | |
| D6D | 246 | 210 | 228 | 400 | 330.5 | 20.5 | |
| D7G | 256 | 222 | 248 | 439.5 | 368 | 245 | |
| D8K | 300 | 280 | 296 | 533.6 | 428.6 | 27 | |
| 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 | |
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. Production Process
6. Our Advantages
* Trading secured
* Factory sale directly with reasonable price
* Flexible payment terms including T/T, L/C and so on
* Fast delivery within 30 days after contract established
* After-sale services: video technical support, 24h online support
7. Hot Sale Products
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50Mn Steel Casting Bulldozer Track Rollers For D4D Undercarriage Parts Images
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