Top Suppliers Bottom Track Rollers - Track roller for crawler excavator drilling rig crane – YIJIANG
Top Suppliers Bottom Track Rollers - Track roller for crawler excavator drilling rig crane – YIJIANG Detail:
Product Details
The bottom track roller is mainly composed of several parts, including the wheel body, shaft tile, floating seal assembly, internal and external lid and other parts
Track roller is located under the bottom frame of the excavator,20 ton undercarriage is usually equipped with seven on one side, two of them will have track chain guard plate.
Top roller is located in the platform position above the undercarriage, its role is to maintain the linear movement of the chain.
Idler is located in front of the undercarriage, which consists of a idler and a tension spring mounted inside of undercarriage.
sprocket is located at the rear of the undercarriage. It is composed of a walking motor, reducing mechanism and a walking gear ring.
Product Parameters
| Condition: | 100% New |
| Applicable Industries: | Crawler excavator |
| Video outgoing-inspection: | Provided |
| Wheel body material | 40Mn2 round steel |
| The surface hardness | 50-60HRC |
| Warranty: | 1 Year or 1000 Hours |
| Certification | ISO9001:2019 |
| Color | Black |
| Supply Type | OEM/ODM Custom Service |
| Material | Steel |
| MOQ | 1 |
| Price: | Negotiation |
What is the function of track roller
The track roller transfer the weight of the machine group to the ground and roll on the tracks. To prevent derailment, track roller should also be able to prevent lateral relative movement of the track against it. The track roller often works in mud and sand, and bears strong impact. The working conditions are very bad, and the rim is easy to wear. The requirements of the track roller are: wear-resistant rim, reliable bearing seal, low rolling resistance, etc.
Product Machine Model
| EX30 | EX40 | EX55 | EX60 | EX60-1 |
| EX100 | EX100-5 | EX100-M | EX120 | EX135 |
| EX200-5 | EX200-8KWO | EX210 | EX215 | EX220-1/3 |
| EX300-5 | EX400 | EX450 | ZX55 | ZX70 |
| ZX330-3 | ZX350 | ZAX55 | ZAX60-7 | ZAX200 |
| PC20 | PC30 | PC40 | PC40double | PC50 |
| PC100 | PC100-2 | PC100-2 | PC100-3 | PC100-5/6 |
| PC200 | PC200-8 | PC240 | PC300-3 | PC300-5 |
| PC400 | PC400-3 | PC400-5 | PC400-6 | PC400-7 |
| E70B | E120B | E200B | E225 | E240 |
| E320 | E320KWO | E322 | E324 | E325 |
| E450 | CAT215 | CAT215BLC | CAT215DLC | CAT225 |
| SK07C | SK03N2 | SK0035 | SK045 | SK07N2 |
| SK70 | SK100 | SK120 | SK120LC | SK130-8 |
| SK200-6 | SK200-8 | SK210 | SK210-8KWO | SK220 |
| SK260-8 | SK270/8 | SK300 | SK300-3 | SK310 |
| SH60 | SH65 | SH75A3 | SH120 | SH120/260single |
| SH200KWO | SH220single | SH220double | SH280 | SH300single |
| DH55 | DH80seat | HD307 | HD250 | HD450 |
| R55 | R60-5 | R60-5 | R60-7 | R60-7 |
| R210-7 | R225-7 | R225KWO | R230 | R265 |
| DH55 | DH80 | DH150 | DH220 | DH220-7 |
| EC55 | EC140 | EC140 | EC210 | EC210B |
| D20 | D30 | D31 | D50 | D60 |
| D3C | D4D | D4H | DP6 | D5 |
| YC35 | YC35seat | YC60 | YC65 | YC85 |
| EX60-2 | EX60-3 | EX60-5 | EX60-7 | EX70 |
| EX150 | EX200-1 | EX200-2 | EX200-3 | EX200-3KWO |
| EX220-3 | EX220-2 | EX220-5 | EX300-1 | EX300-2 |
| ZX200 | ZX230 | ZX240 | ZX270 | ZX330-1 |
| ZAX230KWO | ZAX240 | ZAX240KWO | ZAX330 | EX300-3 |
| PC60-5 | PC60-6 | PC60-7 | PC75 | PC78UU |
| PC100-5 | PC220 | PC200-7 | PC200-5KWO | PC200-7KWO |
| PC300-6 | PC300-7 | PC360 | PC360-7 | PC377 |
| E300B | E305.5 | E307 | E311/E312 | E312 |
| E330 | E330B | E330C | E330L | E345 |
| CAT225BLC | CAT225DLC | CAT235 | CAT320 | CAT325 |
| SK50 | SK55 | SK60 | SK60-5 | SK60-8 |
| SK140 | SK200 | SK200KWO | SK200-3 | SK200-5 |
| SK230 | SK230KWO | SK250 | SK250/8KWO | SK250-8 |
| SK320 | SK330 | SK350 | SK450 | K907 |
| SH120/260double | SH120A3 | SH200single | SH200 | SH200double |
| SH300double | SH350 | SH350POB | LS2800single | LS2800double |
| HD770 | HD700 | HD800 | HD820 | HD1250 |
| R80 | R130 | R130-7 | R200 | R210-3 |
| R275 | R290 | R305 | R320 | R450 |
| DH220KWO | DH220-5 | DH258 | DH280 | DH300 |
| EC240 | EC290 | EC290 | EC290B | EC360 |
| D61 | D65 | D80 | D85 | D155 |
| DP7 | D5H | D6D | D6H | DP8 |
| YC135 |
Packaging & Delivery
Product detail pictures:
Related Product Guide:
Our merchandise are commonly recognized and reliable by customers and can meet constantly developing economic and social desires for Top Suppliers Bottom Track Rollers - Track roller for crawler excavator drilling rig crane – YIJIANG , The product will supply to all over the world, such as: Vancouver, Madras, Juventus, Our company offers the full range from pre-sales to after-sales service, from product development to audit the use of maintenance, based on strong technical strength, superior product performance, reasonable prices and perfect service, we will continue to develop, to provide the high-quality products and services, and promote lasting cooperation with our customers, common development and create a better future.
The goods we received and the sample sales staff display to us have the same quality, it is really a creditable manufacturer.











