big excavator for sale

The equipment's large and small arms have a humanized design, and the shape of the arms has been carefully optimized to ensure flexibility and stability during operation. The welding process of the arm is strictly controlled to improve its durability and bending resistance, and reduce the frequency of maintenance.

The device's high-strength coating design effectively protects the internal components and prevents damage to the device from the external environment. This design not only improves equipment longevity, but also facilitates daily inspection and maintenance, ensuring operator safety.

The design of the oil cylinder has been carefully calculated and adopts a double-layer sealing structure to effectively prevent hydraulic oil leakage. This design not only improves equipment efficiency, but also reduces maintenance costs and extends cylinder life.