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ApplicationOur products consist of undercarriage parts for bulldozer and excavator such as Track link,Track roller,Carrier roller,Sprocket,ldler,Track shoe,Cutting edge,End bit,Tooth Bucket,Track pin,Track bush, Engine parts,Track boit&nuts.U-bolt,Centre bolt,Wheel bolt and other related parts.
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About UsFujian Yongsheng Machinery Parts Co., Ltd. is located in Quanzhou City, Fujian Province, which is one of the most developed regions of China Machinery Manufacturing.The company was established in 2003, after approximately 10years' effort, and now it is one of the leading construction machinery parts auto parts manufacturers in CHINA.
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BlogSuppliers who pass Quality ManagementSystem Certification, and have onsitematerials or finished products inspected,as certified by independent third parties.
Papua New Guinea PC400 Track Roller for Excavator Parts | 40Mn2 Forged Lower Roller Factory
If you’re still worried about the short service life of chassis, consider trying our factory’s products. Whether for mining or construction, we guarantee a minimum usage time of 2000 hours, along with one year of warranty service. This will reduce the frequency of purchasing chassis parts, saving you both time and money.
We use 40Mn2 original steel for forging, which has excellent density. After heat treatment, the hardness can reach 50-55. Additionally, we employ friction welding technology imported from Japan to ensure perfect balance. Furthermore, our copper bushings are sourced from the best domestic COB copper, which, despite being slightly more expensive, offers unmatched durability. If you need rare components, simply provide us with the drawings, and we can offer customized services.
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Product Description
High-Performance PC400 Track Roller for Excavator Undercarriage
Are you struggling with the short service life and high maintenance costs of your heavy machinery chassis? Our premium PC400 Track Roller (Bottom Roller / Lower Roller) is engineered to withstand the harshest working environments, whether in heavy-duty mining or rugged construction. We ensure your equipment keeps moving with maximum uptime and minimum cost.
Key Features & Technological Advantages
- Premium Forged 40Mn2 Steel: Manufactured utilizing high-density original 40Mn2 steel. Through advanced precision heat treatment, the surface hardness reaches HRC 50-55, providing exceptional wear resistance and preventing cracking under extreme loads.
- Japanese Friction Welding Technology: We employ imported Japanese friction welding tech to achieve a flawless structural balance. This drastically improves the welding strength and eliminates the risk of oil leakage or shell separation.
- Heavy-Duty COB Copper Bushings: Equipped with top-tier domestic COB copper bushings. Although more costly, they provide unmatched durability, superior heat dissipation, and a significantly lower friction coefficient than standard alternatives.
Product Specifications
| Specification | Details |
|---|---|
| Product Name | Track Roller, Bottom Roller, Lower Roller |
| Compatible Machine | PC400 Excavator / Bulldozer Undercarriage |
| Material Process | Forged 40Mn2 Steel |
| Surface Hardness | HRC 50-55 (Depth 4mm - 10mm) |
| Guaranteed Service Life | Minimum 2000 Working Hours |
| Warranty | 1-Year Quality Warranty Service |
Why Choose Our Factory?
As a dedicated manufacturer of excavator and bulldozer spare parts, we stand behind our quality. We guarantee a minimum usage time of 2000 hours along with a solid one-year warranty, saving you both time and money on frequent replacements.
Custom OEM Services: Looking for rare or non-standard undercarriage components? Simply provide us with your technical drawings or samples, and our engineering team will deliver custom-tailored manufacturing services to meet your exact specifications.
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Andy Shi
No.8 Binjiang Street, Binjiang Industrial Zone, Xiamei Town, Nan An City, Quanzhou City, Fujian Province, China
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