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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.
Contact Us
E-mail :
sales@china-ysm.com
Phone/WhatsApp：
+86-18606961587
Address：
No.8 Binjiang Street, Binjiang Industrial Zone, Xiamei Town, Nan An City, Quanzhou City, Fujian Province, China
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.
隐藏域元素占位
Product Introduction
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.
Our Advantage
1、Equipment
We have complete production line and testing equipment, including CNC process center,
2、Group
We have our own team to research, design, produce and sell.
3、Quality
We have passed IS0 9001:2005. standard, stable,reliable
4、Price
Our products compare favorably with other traders.
5、History
We are a company combined with R&D, production and sales wholly,
6、Philosophy
With excellent quality, firt-class service, honest business
Custom Process
Helpful information for identifying replacement parts for undercarriage for excavators in
this quick reference guide and for models and manufacturers not listed in this catalog
1. Identify the excavator's full model and serial numbers.
2. Determine the quantity of top and bottom rollers. If you can, find out how big the bottom roller bolt hole is.
3. Count the number of sprocket bolt holes and teeth. If you can, find out how big the bolt hole is.
4. Count the number of links and measure and estimate the original track chain pitch.
5. Calculate and measure the bushing and pin original diameters.
6. Obtain any track links identifying marks, such as the manufacturer and part number.
7. Calculate the bolt hole pattern and the width of the track shoe.
After-Sales
Helpful information for identifying replacement parts for undercarriage for excavators in
this quick reference guide and for models and manufacturers not listed in this catalog
1. Identify the excavator's full model and serial numbers.
2. Determine the quantity of top and bottom rollers. If you can, find out how big the bottom roller bolt hole is.
3. Count the number of sprocket bolt holes and teeth. If you can, find out how big the bolt hole is.
4. Count the number of links and measure and estimate the original track chain pitch.
5. Calculate and measure the bushing and pin original diameters.
6. Obtain any track links identifying marks, such as the manufacturer and part number.
7. Calculate the bolt hole pattern and the width of the track shoe.
Payment
We can accpet payment via TT, LC,DP,DA, WESTERN UNION; Sample order lead time is in 7-10 days, Mass quantity order lead time is 25-30 days; We can provide you professional technical support. And our products quality gurantee is 12 months.
Our Service
-Professional OEM Manufacturer
-Specializing in high quality undercarriage parts for mining area
-With one year or 2000 working hours guarantee
-Quick delivery time
-Exclusive agent accepted
-Same quality with some famous brands
-Unmatched customer service
-Full compliance with European quality standards
-Excellent quality with competitive prices
- Have cooperated with a lot of importers for more than 15 years
You Are Currently Facing The Problem?
Our company creates a professional network for sales and services, extends its reach of services over the globe, sets up an integrated system for pre- during and post sale services.
What Is The Delivery Time?
For The Excavator Parts Nomally We Can Offer Within 30 Days, If For Dozer Partsnomally 45 Days.
What Is The Warranty Of Your Products?
For Normal Use Excavator And Dozer Undercarriage We Offer 1 Year Or 2000 Working Hours
What Is Your Payment Terms?
You Can Choose Tt,Lc,Dp,Da,Western Union.
What Is Your Moq?
Nomally Our Moq Is 3000 Usd.
What Are The Pakages Of Your Products?
We Can Offer Fumigating Wooden Pallets/Boxes,Plywood Pallets/Boxes,Or Cartons
We Can Provide You
1.For The Excavator Parts Nomally We Can Offer Within 30 Days, If For Dozer Partsnomally 45 Days.
2.For Normal Use Excavator And Dozer Undercarriage We Offer 1 Year Or 2000 Working Hours
3.You Can Choose Tt,Lc,Dp,Da,Western Union.
4.Nomally Our Moq Is 3000 Usd.
5.We Can Offer Fumigating Wooden Pallets/Boxes,Plywood Pallets/Boxes,Or Cartons
6.Our Nearest Port Is Xiamen Port China.
7.We Can Offer Certificate Of Original,Form E, Form A Etc.
8.Our Factory Are Located In Quanzhou City, Fujian Province,China
Our Fast Train Station Name Is Quanzhou,Our City Airport Name: Jinjiang Airport
Specialized OEM Services
1. Material
2. Color
3. Size And Shape
4. Logo
6. Packaging
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