Knowledge

Many excavators have encountered the problem of oil cylinder discoloration during use. I think there is a problem with the quality of the oil cylinder. …

The oil change and maintenance shall be carried out reasonably according to the work items and working conditions of the excavator. The hydraulic oil deteriorates …

If the piston rod of the bucket cylinder reaches the end of the stroke of the rod cavity when the excavator is working, the internal …

If it is confirmed through troubleshooting that the bucket overturning is normal due to the hydraulic system fault and only the boom lifting is slow …

The use of friction welding in various industries has steadily increased since its introduction. Aerospace, automotive, and defense industries, are among the main beneficiaries of …

A 20t crawler excavator was found to have the boom falling automatically. Other causes that may cause the boom to fall automatically are eliminated. In …

Friction welding, also known as friction stir welding, is a modern welding technology that has been introduced to the industry to meet the increasing demand …

A 20t crawler excavator was found to have the boom falling automatically. Some people believe that the one-way throttle valve of boom cylinder is stuck …

The undercarriages of the excavator is one of the components of the excavator. The maintenance of undercarriages spare parts is related to the walking of …

A 20t crawler excavator was found to have the boom falling automatically. Automatic boom falling is one of the more common excavator failures. Many people …