700 Bar Hydraulic Pump
High-Pressure Precision for Demanding Applications
A 700 bar hydraulic pump (equivalent to approximately 10,000 psi) is a high-pressure pump specifically engineered for industrial tasks that demand substantial force and precise control. These pumps are integral in heavy-duty applications such as:
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High-pressure testing systems
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Hydraulic presses and jacks
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Bolt tensioning tools
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Industrial lifting equipment
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Rescue and maintenance operations
How 700 Bar Pumps Work
Most air-driven hydraulic pumps utilize compressed air to power a piston or diaphragm mechanism. This action compresses the hydraulic fluid within the internal reservoir, generating extremely high fluid pressure, which is then directed to the hydraulic tool or system.
The output pressure—up to 700 bar—depends on key variables like:
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Input air pressure
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Pump design and internal ratios
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Cylinder size and stroke capacity
Thanks to their air-over-oil mechanism, these pumps are ideal where electricity is not feasible or where explosion-proof environments are required.
Key Features and Advantages
Extreme Pressure Capability
Capable of delivering up to 700 bar, these pumps provide the force needed for the most demanding industrial, construction, or test applications.
Air-Driven for Portability
Since they run on compressed air, they’re suitable for mobile operations or hazardous areas where electric pumps pose risks.
Compact & Efficient Design
Despite their power, high-pressure pumps are typically compact and lightweight, making them easy to install, transport, and integrate into various systems.
Precision Fluid Control
Many models include pressure regulators, gauges, and foot or hand-actuated valves for accurate and user-controlled operation.
Safety Considerations in High-Pressure Hydraulic Systems
Operating a hydraulic pump at 700 bar involves critical safety precautions:
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Fluid injection risk: High-pressure hydraulic leaks can penetrate the skin and cause severe injuries. Always inspect hoses, seals, and fittings before use.
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Certified components: Ensure all system components — including hoses, connectors, gauges, and cylinders — are rated for 700 bar operation.
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PPE usage: Wear appropriate personal protective equipment such as gloves, face shields, and safety boots.
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Regular maintenance: Perform preventive maintenance and calibration checks to avoid unexpected failures.
Following industry safety standards (e.g., ISO 4413 or OSHA guidelines) is essential when working with high-pressure hydraulic systems.
Industrial Applications of 700 Bar Pumps
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Oil & Gas: For valve actuation, pipe tensioning, and high-pressure leak testing.
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Automotive & Aerospace: Used in test benches and assembly jigs requiring exact pressure control.
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Construction & Infrastructure: Lifting, bending, and cutting operations using hydraulic jacks and splitters.
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Manufacturing: Hydraulic pressing, mold clamping, and other force-intensive applications.
Conclusion
A 700 bar hydraulic pump is a critical tool in environments where high force, reliable performance, and safety are paramount. With their compact build, air-driven operation, and robust pressure capability, these pumps offer unmatched versatility across industries.
Whether you’re performing high-precision testing, operating a hydraulic jack, or maintaining critical infrastructure, a 700 bar pump delivers the power and precision required to get the job done—safely and efficiently.







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