Quanzhou Mingzhu Technology Development Co., Ltd
| Application | Excavator Undercarriage System |
| Packaging Details | Export pallet packaging |
| Bearing Type | Heavy-Duty Internal Bearing |
| Supply Ability | 1500 MT/month |
| Payment Terms | L/C |
| Contact Surface | Precision Ground Wear Raceway |
| Delivery Time | 3-5 days |
| Manufacturing Process | Precision Forging & CNC Machining |
| Product Type | Excavator Bottom Roller / Lower Roller |
| Core Hardness | HRC 30–36 |
| Model Number | SY65 |
| Certification | CE、CNAS、COC、SGS、ISO |
| Brand Name | STST |
| Place of Origin | Fujian, China |
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Product Specification
| Application | Excavator Undercarriage System | Packaging Details | Export pallet packaging |
| Bearing Type | Heavy-Duty Internal Bearing | Supply Ability | 1500 MT/month |
| Payment Terms | L/C | Contact Surface | Precision Ground Wear Raceway |
| Delivery Time | 3-5 days | Manufacturing Process | Precision Forging & CNC Machining |
| Product Type | Excavator Bottom Roller / Lower Roller | Core Hardness | HRC 30–36 |
| Model Number | SY65 | Certification | CE、CNAS、COC、SGS、ISO |
| Brand Name | STST | Place of Origin | Fujian, China |
| High Light | sy65 excavator track roller ，undercarriage excavator parts precision ，undercarriage excavator parts precision forging | ||
The SY65 Track Roller is a high-performance excavator undercarriage component engineered to provide stable ground contact support, smooth crawler movement, and reliable operation for medium-size excavators. Designed for SANY SY65 excavators, this bottom roller delivers excellent durability in construction, mining, earthmoving, and heavy-duty working environments.
Specification | Details |
|---|---|
| Product Name | SY65 Track Roller |
| Product Type | Excavator Bottom Roller / Lower Roller |
| Compatible Machine | SY65 Excavator |
| Application | Excavator Undercarriage System |
| Material | High-Strength Alloy Steel |
| Manufacturing Process | Precision Forging & CNC Machining |
| Heat Treatment | Induction Hardened Roller Surface |
| Roller Shell Hardness | HRC 52–58 |
| Core Hardness | HRC 30–36 |
| Bearing Type | Heavy-Duty Internal Bearing |
| Seal Type | Floating Duo Cone Seal |
| Lubrication | Permanent Sealed Lubrication |
| Contact Surface | Precision Ground Wear Raceway |
| Structural Design | Reinforced Heavy-Duty Roller Body |
| Surface Protection | Anti-Corrosion Coating |
| OEM / ODM | Available |
| Packaging | Export Wooden Cases, Pallets, or Customized |
Each SY65 track roller is manufactured through a strict quality-controlled production process:
Every SY65 track roller undergoes comprehensive quality inspection before shipment:
Strict quality control ensures consistent dimensions, reliable installation, and long service life for excavator undercarriage applications.
The SY65 track roller supports the weight of the excavator and transfers machine loads to the track system while helping maintain smooth crawler movement.
A wear-resistant roller surface reduces material loss caused by continuous track contact, helping maintain performance and extend service intervals.
Track rollers experience high ground pressure and machine weight. Strong load bearing performance helps prevent deformation, cracking, and premature failure.
Yes. It is designed for construction, mining, earthmoving, and other applications where excavators operate under heavy loads and abrasive conditions.
Superior Wear Resistance SY65 Track Roller, SY65 Track Roller, Excavator Undercarriage Parts, Track Roller, High Load Bearing Performance SY65 Track Roller
Company Details
Business Type:
Manufacturer
Year Established:
2006
Total Annual:
8000000-12000000
Employee Number:
67~120
Ecer Certification：
Verified Supplier
Quanzhou Mingzhu Technology Development Co., Ltd Quanzhou Mingzhu Technology Development Co., Ltd
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