Double Flange Bulldozer Lower Roller D8N D8R D8T Fit For Caterpillar 1327929 1969946

As a professional manufacturer of bulldozer undercarriage parts, we specialize in producing high-quality bulldozer track group consisting of the track shoes and track chains. Our bulldozer track groups are designed and manufactured using premium materials and advanced production techniques to ensure durability and performance. The track shoes are made of high-strength steel and hardened to resist wear and tear, while the track chains are made of alloy steel and heat-treated for maximum strength and resistance to stretching. We are a professional  manufacturer of bulldozer undercarriage parts，click on the product name or use the search function in the top right corner to learn more. D6K Bulldoze Track Group                 D375A5 Dozer Track Group             D10N Track Group                                                                                       Contact Information: Email: info@kthpart.com Whatsapp/ Phone: +86 188 5011 0101 Facebook: https://www.facebook.com/kthpart/               

Crafted with the finest materials,  our MST800 Undercarriage Parts Track Bottom Roller 1-12350-0010 stands out for its exceptional wear resistance, providing you with a reliable solution for your undercarriage needs. Expertly engineered to withstand the toughest conditions, it ensures optimal and extends the lifespan of your machinery. Elevate your operations with this top-tier undercarriage component, epitomizing quality and reliability. 

Crafted with superior quality materials, the Top Carrier Roller MST800 1-15340-0011 guarantees exceptional durability and unparalleled hardness. Its robust construction ensures long-lasting performance, making it the ideal choice for heavy-duty applications. 

We stock track chain to fit the smallest excavator to the largest D11N Cat Dozer. Track chains and track groups are available to fit all makes and models of excavators and dozers.Track chains are also available for other tracked machinery. Types of Dozer Track Chains – Dry Chains vs. Lubricated Chains When considering dozer track chains, there are two primary types: dry chains and lubricated chains. Dry chains have a lower initial cost compared to lubricated chains and are effective at keeping dirt and debris out, thereby reducing wear from contaminants. However, they require regular external lubrication to minimize wear, and without lubrication, the friction between pins and bushings can lead to faster wear. On the other hand, lubricated chains offer internal lubrication, which reduces friction and wear, resulting in a longer lifespan and lower maintenance compared to dry chains. They are ideal for heavy-duty applications where maintenance intervals are longer. The disadvantages of lubricated chains include a higher initial cost and the potential for seal failure over time, which can lead to the loss of internal lubrication. Click on the product name to enter the product page. For more products, please use the search function in the top right corner of the page.   D10N Track Chain Assembly     D6K Dozer Track Chain      D85 Dozer Track Links                                                                                  D9N Dozer Track Group          D375A-5 Track Group          D10N Dozer Track Group                                                   

Our Track Adjuster is mainly made of high-strength steel and wear-resistant materials, manufactured using advanced production techniques and equipment. Through high-quality heat treatment processes such as quenching and tempering, as well as precision machining and assembly,they have excellent strength, durability, and wear resistance and can be used for extended periods in harsh work environments.

Dozer undercarriage parts refer to the various components that make up the undercarriage system of a bulldozer, such as track chains, track shoes, sprockets, idlers, and rollers. These parts are crucial to the performance and durability of the bulldozer, as they support the weight of the machine, provide traction and stability, and enable it to move over various types of terrain. Regular inspection, maintenance, and timely replacement of worn or damaged undercarriage parts are essential to ensure the safety, efficiency, and longevity of the bulldozer.

Bulldozer chain is responsible for transmitting the power from the engine to the track, allowing the bulldozer to move forward and backward. It also helps to distribute the weight of the bulldozer evenly over the ground, providing stability and preventing sinking in soft terrain. Regular inspection and timely replacement of worn or damaged track chains is critical to ensure the safety, efficiency, and longevity of the bulldozer.

A Bulldozer idler is an essential component of the undercarriage system on a bulldozer. It is located at the front of the track frame and guides the track chain in its rotating motion. The front idler consists of a frame, a shaft, and a set of idler wheels that support the track chain and maintain proper tension. The idler wheel is typically made of high-strength steel and features a wear-resistant surface to ensure durability and long service life. The front idler assembly is designed to withstand the rigors of heavy-duty construction and can be customized to fit different types and models of bulldozers. The reasons why the bulldozer idler require heat treatment processes include the following points: Improving Wear Resistance and Hardness: The idler experience friction against the track links during operation, so they need to possess high wear resistance and sufficient hardness to withstand prolonged wear and impact. Heat treatment methods, such as induction hardening, can significantly enhance the surface hardness and wear resistance of the idler wheels. Enhancing Mechanical Properties: Heat treatment not only increases the hardness of the material but also improves its fatigue resistance and toughness. This is particularly important for heavy machinery like bulldozers, which often operate under harsh working conditions and require materials that can withstand repeated loads and impacts. Optimizing Material Performance: Different heat treatment processes can be optimized for specific materials to achieve the best mechanical properties. For example, by adjusting the temperature and duration of quenching and tempering, the microstructure of the material can be controlled, resulting in better overall mechanical performance. Preventing Deformation and Cracking: Internal stresses may develop during the heat treatment process, potentially leading to deformation or cracking of the workpiece. An appropriate heat treatment program can help mitigate these risks, ensuring the dimensional stability and integrity of the workpiece.