Best bulldozer segments Supplier

This product has high quality and stable functionality.

is of high tensile strength, and is not prone to deformation. In addition, it has excellent aging resistance to avoid cracking.

Technical Requirements

1, castings processing must produce according to requirements and drawings

2, The workpiece is annealed to eliminate internal stress, the surface sand should be clean. Tooth tooth relative to the standard, the errot should be controlled within ± 5 range. 

3, the modulation of heat treatment HRC30-36, surface frequency quenching, tempering the surface hardness of HRC48-HRC54. hardened laver 5-9mm, core hardness of HRC28 or mote, hardened layer microstructureRequired to achieve the M4-6 stages. 

4, the mechanical tensile strength & N/mm 2> 620, yield strength & N/mm 2> 375. 

About DZR

Xiamen Doozer Since 2005 Doozer is established in 2005,focusing on manufacture and export quality replacement parts, such as track roller, carrier roller, track assembly, excavator buckets, for many well-known brands construction vehicle,including Komatsu, Hitachi, Caterpillar, Daewoo, Kato, Kobelco, Sumitomo, Mitsubishi, Samsung, etc. Doozer passed ISO 9001 & ISO 14001, and acquired international certificates like CE, EMC, KC, SGS, etc. Our products sold to 50+ countries in EU, USA, Middle East, Southeast Asia, etc. And trusted by Japan, Australia, Brazil, Argentina customers. We have almost all spare parts that could fit above brand cranes, dozers and diggers. Ask our latest catalog. If you could not find the spare parts you need, you could ask for our customized service. After receive the specifications or the main parameters from our clients, we will immediately arrange a professinal technical team to disscus detail for those drawings. If our clients can’t make the drawing, we can provide blank drawing for them to fill the specifications.

Excavator sprocket drawing and imageTechnical Requirements

 Our service    

1. Professional Engineers

 Give Us Size, Give You products". Engineers here with rich experience. Our engineers have dealed with this line for more than 15 years.
 2. Sale & Service Team

 24 Hours Online, Best service here for you anytime. Any question, please free contact us.
 3. Factory & Warehouse

 Focus On Quality Assurance.Keep The Enough Stock.
 4. Shipping

 Most of our prouducts have in stock, we can ship out your order in the shortest time.
 5. About the Quality

We can offer the material report and test report. If the product was broken in quality guarantee period, we can ship new one to you.