Application Model

1.Feature Of Bottom Roller For Excavator:

1)Our track rollers are adopting through hardening system and spraying quenching system while complying with the stringent ISO System.

2)We are able to assure the part has excellent wear resistance even in the most severe working conditions

3)We are using advance machining centre,horizontal and vertical CNC machining to execute processes such as machining, drilling, threading and milling to ensure the qulity and precision of each component to ensure the accuracy of assembly dimensions. This is to maximize the life span of each component and minimize production cost per hour.

4).Well lubricated oil recycle system

5). High hardness :HRC52-58,deepth:8mm-12mm

2.Advantages Of Bottom Roller For Excavator:

3). We have advanced technoledge and 100% testing before delivery.

4). Quick delivery and competitive price.

5). The larger quantity you order, the better price and faster delivery we can supply.

6). We have a professional team to offer professional service for you.

7). We can offer used and new,OEM,good quality made in china parts to you




3.Packing:standard export fumigated wooden pallet
Transportation details




About us

Founded in 2008, Quanzhou Dingtai Engineering Machinery Co., Ltd. is located in Quanzhou city, Fujian province, near to Xiamen port with convenient transportation. Our company is a professional manufacturer and exporter of undercarriage parts for excavators and bulldozers in China.

Our main products include track roller, top roller, idler, sprocket, track shoe, track links, track group, track bolt with nut, bucket, bucket link, teeth, and cylinder ect. These parts are applied for Caterpillar, Komatsu, Hitachi, Kato, Daewoo, Hyundai, Sumitomo, Samsung, Kobelco, and Mitsubishi. With more than 12 years' development, our company have all kinds of production lines, professional technicians and skillful workers, making sure our products with high quality and competitive price. We passed the certification of ISO9001-2000, quality management procedures are conducted in accordance with international standards.

Now all our products are exported to Southeast Asia, the Middle East, Europe, North and South America, Australia, and Africa and so on. We are enhancing the market share. "Mutual benefit" is our promise and value. We'd like to supply you with high quality products and professional after-sales service. We sincerely welcome you to join us for mutual development and a prosperous future!