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Help CenterHeavy-Duty Excavator Hydraulic Pump With High Flow Rate for Mining and Construction Applications
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As a leading hydraulic component manufacturer based in Xuzhou, Jiangsu, Xuzhou Guozi Intelligent Technology Co., Ltd. proudly presents our Heavy-Duty Excavator Hydraulic Pump engineered for extreme mining and construction operations. This high-performance pump delivers unmatched reliability in critical applications where equipment failure is not an option. Our proprietary design ensures consistent fluid transfer under maximum pressure conditions, directly contributing to reduced downtime and increased operational efficiency. With over a decade of industry-specific R&D, we've optimized every component to withstand abrasive environments while maintaining precision fluid dynamics.
Core Technical Advantages:
- Advanced Pressure Compensation: Automatically adjusts flow rate based on load demands, reducing energy consumption by up to 18%
- Thermal Management System: Integrated cooling channels prevent overheating during continuous operation
- Anti-Cavitation Design: Precision-machined inlet ports eliminate vapor bubble formation
- Modular Seal Cartridges: Field-replaceable sealing units minimize maintenance downtime
Performance Specifications:
| Operating Pressure Range | 250-420 bar (3625-6090 psi) |
| Maximum Flow Capacity | Up to 500 L/min (132 GPM) |
| Temperature Tolerance | -30°C to 110°C (-22°F to 230°F) |
| Fluid Compatibility | Mineral-based, synthetic, and biodegradable oils |
| Displacement Options | 45cc to 250cc per revolution |
The pump's hardened steel shaft and bronze alloy bushings provide exceptional wear resistance in dust-intensive mining sites. For construction applications, our vibration-dampening mounting system extends bearing life by 30% compared to conventional pumps. Optional configurations include pressure cutoff valves and load-sensing controls for specific excavator models. All units undergo 72-hour continuous run tests before shipment.
Xuzhou Guozi's manufacturing facility in Jiangsu Province features CNC machining centers with 5μm precision tolerance control. Our quality management system tracks every production batch through laser-etched serial numbers. Technical support teams in 12 global regions provide application engineering assistance and failure analysis. Recent customer data shows 98.3% operational readiness rate after 10,000 service hours in copper mining operations. Contact our hydraulic solutions team today for custom flow rate specifications or bulk procurement discounts.
FAQ:
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Q: What maintenance intervals does this pump require?
A: Recommended oil change every 2,000 hours with filter replacement every 500 hours under normal conditions -
Q: Can this pump replace existing units in Komatsu PC300 excavators?
A: Yes, with optional adapter plates (model-specific kits available) -
Q: What warranty coverage is provided?
A: 18-month limited warranty covering manufacturing defects -
Q: Are explosion-proof versions available for underground mining?
A: ATEX-compliant models can be customized upon request -
Q: How quickly can you deliver replacement units?
A: Standard models ship within 7 working days; express air freight available -
Q: What contamination level does the pump tolerate?
A: Designed for ISO 4406 18/16/13 cleanliness standards -
Q: Can I integrate this with electronic control systems?
A: Yes, CANbus-compatible sensors are optional -
Q: Do you provide installation supervision?
A: Field technicians available in major mining regions
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