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Email: sales15@changlin.com.cn
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The hydraulic system is the core of an excavator. It converts engine power into hydraulic energy, which drives the boom, arm, bucket, and tracks. Key components include the hydraulic pump, cylinders, motors, control valves, and fluid. This system enables the machine to lift, dig, swing, and travel with precision.

With proper care, most excavators used in mining can operate between 7,000 and 10,000 hours. Actual lifespan depends on usage intensity, maintenance frequency, and machine quality. Some units may last even longer if handled correctly and serviced regularly.

Several key elements determine how long an excavator will remain in good working condition. First, the intensity and frequency of use have a direct impact, heavy workloads or continuous operation can wear components out more quickly. Regular maintenance is also essential; timely servicing helps prevent minor issues from becoming serious problems. Operator behavior plays a major role too, well-trained operators who follow proper procedures and safety guidelines are more likely to keep the equipment in better shape over time. Lastly, the working environment matters: harsh conditions like extreme temperatures, high humidity, or dusty terrain can all contribute to faster wear and tear.

For trenching in tight or confined areas, compact excavators with a smaller footprint are usually the best fit. Models under 1 ton are particularly suitable for narrow trenching tasks, as they offer the maneuverability needed to operate in limited spaces while still delivering enough digging power. These machines can typically reach depths of around 9 feet, making them a practical solution for small-scale excavation in tight work zones.

Start by identifying your project’s requirements, considering the site conditions and your available budget. Then, choose the type of excavator that best fits your needs, options include mini excavators, crawler excavators, wheeled excavators, backhoe loaders, and skid steer loaders. Each type is designed for specific tasks, so it’s important to match the machine to the job. Before making a final decision, review key features such as attachment compatibility, lifting capacity, digging depth, and reach. Also consider safety systems like rollover protection and audible alarms to ensure a secure working environment.