Product Details
Detail Information
| 40Mn2 40MnB 50Mn |
Finish | Smooth |
Colors | yellow |
Technique | Forging / casting |
Surface Hardness | HRC52-58,deepth:8mm-12mm |
Warranty time | 1 year |
Certification | ISO9001 |
Delivery Time | Within 15 days after contract established |

Product Description
TD40 Bulldozer Top Carrier Roller Undercarriage Parts
for Construction Machinery
1. What Is top/carrier track ?
The Carrier Sprocket Body is meticulously crafted from high-quality materials, including 40Mn2, 40MnB, and 50Mn, which have been carefully selected to meet the diverse needs of various operational environments. The wheel body undergoes a precisely defined series of forging and normalization processes, followed by an advanced spray heating and quenching method.

2. Advantages / Features
The carrier sprocket body is expertly crafted from superior materials such as 40Mn2, 40MnB, and 50Mn, meticulously chosen to address the diverse needs of various operational scenarios. The wheel body undergoes a well-defined sequence of forging and normalization procedures, followed by an advanced spray heating and quenching technique. This thorough process ensures a hardness range of HRC52 to HRC62 on the tread surface, accompanied by a hardened layer depth of 7-10mm, which boasts a minimum hardness of HRC45.

Engineered to endure both tropical and frigid climates, the product features superior floating oil seals and a dependable lubrication system. This ensures that the carrier sprocket remains fully enclosed and maintenance-free, even under severe operational conditions or when subjected to extreme temperatures spanning from -45°C to 120°C.

4. why choose us?
(1) Our company features a spacious processing facility and a 1,400-square-meter warehouse stocked with a diverse range of products. We assure the utmost quality and possess the capability to fulfill all your needs.
(2) We offer a comprehensive service package that includes purchasing assistance and container loading, guaranteeing efficient procurement at competitive prices along with timely responses.

(3) We ensure prompt deliveries by providing swift responses, expedited shipping options, and a resilient inventory management system.
(4) Our after-sales service offers personalized support. If you encounter warranty issues, such as oil leakage or wheel fracture, simply submit a photo featuring the company logo for a quick replacement and ultimate satisfaction.


















Whatapp: +8615880208980
Wechat : Susanruan13
Email : doozer@doozergroup.com
Company Profile
Xiamen Doozer Industries Co., Ltd. is a leading supplier of
high-quality undercarriage parts for excavators and bulldozers in
China. .With over 16 years of experience, our brand DZR is widely
recognized for its superior quality and excellent service.
We boast extensive expertise in OEM and After Markets for various
construction machinery, including PC1250, EX1000, D9N,D11N, D475,
EC950,and other models. Our specialty lies in offering a diverse
range of crawler-type undercarriage and correlated replacement
parts such as track rollers, carrier rollers, idler assemblies,
recoil spring assemblies, track link assemblies, track shoes,
sprockets, segments, excavator buckets, bucket teeth &
adaptors, cutting edges, end bits, excavator boom arms/sticks,
bucket pins & bushes, bolts, and nuts for excavators and
bulldozers.
Our products are compatible with most major makes such as
Caterpillar, Komatsu, Hitachi, Kobelco, JCB, Volvo, Kato, Daewoo,
Doosan, Hyundai, Samsung, and more. We export a majority of our
products to Europe, Southeast Asia, Middle East, South America, and
other regions.
Our motto "Quality First" reflects our commitment to continuously
improving our production techniques, ensuring that we provide
better products at competitive prices. We welcome customers from
all over the world to consult with us and visit our company to
create mutual benefit and a successful business relationship
together.
We believe that our experience, quality products, and excellent
customer service will make us your best partner for construction
machinery parts.