China OEM Practical High Speed Pneumatic Hydraulic Cylinders vacuum pump ac system

Product Description

Product Description

CW-A-10T Overall Dimension
Total Stroke Power Stroke L L1 L2
50 5 305 480 393
100 5 355 580 443
150 5 405 680 493
200 5 455 780 543
50 10 305 480 457
100 10 355 580 507
150 10 405 680 557
200 10 455 780 607
50 15 305 480 521
100 15 355 580 571
150 15 405 680 621
200 15 455 780 671
50 20 305 530 635
100 20 355 580 635
150 20 405 680 685
200 20 455 780 735


Action type Double action
Action pressure Clean compressed air of 3-7kg/cm²
Action-wear hydraulicoil Anti-wear hydraulic oil of VG 68#
Operation temperature 0-55ºC
Operating speed 10-400mm/s
Anti-pressure of oil tank 300kg/cm²
Anti-pressure of pneumatic cylinder 12kg/cm²
Prepress stroke tolerance +1.00mm 0.00mm
Power stroke tolerance +0.20mm 0.00mm
Operation frequency 10-50 times (related to the specific pre-pressure and booster stroke)
High pressure Boosting force 1-80T(the actual output tonnage according to the customer demand)

Product Features

 Working Principle

   pneumatic cylinder is combined the oil pressure cylinder and booster together for taking pure gas press as the power source. It makes use of the different size of booster, the crosssection area compression ratio and Pascal energy conservation principle. Because of constant pressure, when the compression area change from small to large, the press would vary with the size, so as to raise the gas pressure to tens. Taking the prepress standard hydro pneumatic cylinder as an example: When the work gas pressed on the hydraulic oil (or working piston) surface, hydraulic oil would flow to the approach stroke cavity because of the air pressure, then the hydraulic oil would promote the workpiece to move rapidly. When the workpiece is meet the resistance larger than the gas pressure, it stops moving. At this point, the booster cavity start moving because of the signal (or pneumatic signal), then achieve the purpose of moding products!


  1.Fast speed: The action speed is faster than the hydraulic drive and it is more stability than pneumatic drive;
  2.High output: It can reach the highest output of oil hydraulic machine under same conditions, which can not be achieved by the pure pneumatic           machine;
  3.Low price: The price is lower than the oil pressure system;
  4.Easy to maintain: The simple structure is easier to maintain than the oil pressure system;
  5.Low energy consumption: When continue to boost or stop moving, it does not need the motor to keep working as the hydraulic system,
    then the energy can be saved. And it is convenient to take the power source, so the actual energy     
    consumption is equivalent to 10%-30% of hydraulic power system;
  6.No leakage: Energy conversion is easy with zero leakage, so not worry about the environmental pollution;
  7.No harm to the die: In order to meet the technology needs, stamping pressure and the work stroke can keep within the provided area without             adjustable levels;
  8.Soft landing: Soft-stamping technology reduce the noise to protect the die;
  9.Fault less: No temperature rising problems unlike the hydraulic system;
10.Small space: Space area can be less than 50% compare with normal air cylinder and hydraulic station;

Factory Display



Company Introduction

      CHINAMFG Machinery Equipment Co.,Ltd supply a wide range of high quality punching machine, hydraulic press machine, automatic riveting machine,eyelet punching machine, hydro pneumatic press machine,air liquid booster pump, pneumatic hydraulic components and other automation equipment. Committed to the complete solution from design to manufacturing to meet customer demand.
      Our company has a professional technical team, nearly 30 years of experience in this area. Our products are widely used in aerospace, new energy, automobile and boating, petrochemical, mold, clothing and other fields.Our products are exported to Europe, South America, North America, southeast Asia, South Africa and other places.
      CHINAMFG has always adhered to the principle of “Integrity, Professionalism, Technology and Innovation”,to provide high quality solutions to the customers and all aspects of service, strive to make the world love made in China.Corporate Philosophy: Integrity as Root, Customer-Based Culture; Science and Technology Innovation. Sharina and Co-Win.


Professional technical team, nearly 30 years of industry experience;

Lean production management mode combines market demand, product research and development, production and manufacturing.pre-sales quality and after-sales service; 

Advanced equipment, mature technology, with a number of independent intellectual vproperty rights;

Complete quality control, assured quality, from raw material procurement,production process control, to finished product inspection, packaging, full field monitoring traceability, to ensure that every product qualified;

Has 3 specialized processing and manufacturing factories, sufficient inventory, short delivery time;

Support customized, design according to customer requirements to meet the diversified demand of customers;

Perfect after-sales service system and after-sales quality tracking system;

Professional sales system, rich experience in export related operation process.

Material: Steel
Usage: Automation and Control
Structure: Piston Cylinder
Power: Pneumatic
Standard: Nonstandard
Pressure Direction: Double-acting Cylinder


hydraulic cylinder

What advancements in hydraulic cylinder technology have improved energy efficiency?

Advancements in hydraulic cylinder technology have led to significant improvements in energy efficiency, allowing hydraulic systems to operate more efficiently and reduce energy consumption. These advancements aim to minimize energy losses, optimize system performance, and enhance overall efficiency. Here’s a detailed explanation of some key advancements in hydraulic cylinder technology that have improved energy efficiency:

1. Efficient Hydraulic Circuit Design:

– The design of hydraulic circuits has evolved to improve energy efficiency. Advancements in circuit design techniques, such as load-sensing, pressure-compensated systems, or variable displacement pumps, help match the hydraulic power output to the actual load requirements. These designs reduce unnecessary energy consumption by adjusting the flow and pressure levels according to the system demands, rather than operating at a fixed high pressure.

2. High-Efficiency Hydraulic Fluids:

– The development of high-efficiency hydraulic fluids, such as low-viscosity or synthetic fluids, has contributed to improved energy efficiency. These fluids offer lower internal friction and reduced resistance to flow, resulting in decreased energy losses within the system. Additionally, advanced fluid additives and formulations enhance lubrication properties, reducing friction and optimizing the overall efficiency of hydraulic cylinders.

3. Advanced Sealing Technologies:

– Seal technology has advanced significantly, leading to improved energy efficiency in hydraulic cylinders. High-performance seals, such as low-friction or low-leakage seals, minimize internal leakage and friction losses. Reduced internal leakage helps maintain system pressure more effectively, resulting in less energy waste. Additionally, innovative sealing materials and designs enhance durability and extend seal life, reducing the need for frequent maintenance and replacement.

4. Electro-Hydraulic Control Systems:

– The integration of advanced electro-hydraulic control systems has greatly contributed to energy efficiency improvements. By combining electronic control with hydraulic power, these systems enable precise control over cylinder operation, optimizing energy usage. Proportional or servo valves, along with position or force feedback sensors, allow for accurate and responsive control, ensuring that hydraulic cylinders operate at the required level of performance while minimizing energy waste.

5. Energy Recovery Systems:

– Energy recovery systems, such as hydraulic accumulators, have been increasingly utilized to improve energy efficiency in hydraulic cylinder applications. Accumulators store excess energy during low-demand periods and release it when there is a peak demand, reducing the need for the hydraulic pump to provide the full power continuously. By utilizing stored energy, these systems can significantly reduce energy consumption and improve overall system efficiency.

6. Smart Monitoring and Control:

– Advancements in smart monitoring and control technologies have enabled real-time monitoring of hydraulic systems, allowing for optimized energy usage. Integrated sensors, data analytics, and control algorithms provide insights into system performance and energy consumption, enabling operators to make informed decisions and adjustments. By identifying inefficiencies or suboptimal operating conditions, energy consumption can be minimized, leading to improved energy efficiency.

7. System Integration and Optimization:

– The integration and optimization of hydraulic systems as a whole have played a significant role in improving energy efficiency. By considering the entire system layout, component sizing, and interaction between different elements, engineers can design hydraulic systems that operate in the most energy-efficient manner. Proper sizing of components, minimizing pressure drops, and reducing unnecessary piping or valve restrictions all contribute to improved energy efficiency of hydraulic cylinders.

8. Research and Development:

– Ongoing research and development efforts in the field of hydraulic cylinder technology continue to drive energy efficiency advancements. Innovations in materials, component design, system modeling, and simulation techniques help identify areas for improvement and optimize energy usage. Additionally, collaboration between industry stakeholders, research institutions, and regulatory bodies fosters the development of energy-efficient hydraulic cylinder technologies.

In summary, advancements in hydraulic cylinder technology have resulted in notable improvements in energy efficiency. Efficient hydraulic circuit designs, high-efficiency hydraulic fluids, advanced sealing technologies, electro-hydraulic control systems, energy recovery systems, smart monitoring and control, system integration and optimization, as well as ongoing research and development efforts, all contribute to reducing energy consumption and enhancing the overall energy efficiency of hydraulic cylinders. These advancements not only benefit the environment but also offer cost savings and improved performance in various hydraulic applications.

hydraulic cylinder

Ensuring Controlled and Safe Force Application in Heavy Machinery with Hydraulic Cylinders

Hydraulic cylinders play a critical role in heavy machinery by ensuring controlled and safe force application. The ability to exert and control high forces is essential for heavy machinery operations, such as lifting, pressing, pushing, or pulling heavy loads. Let’s explore how hydraulic cylinders ensure controlled and safe force application in heavy machinery:

  1. Force Control: Hydraulic cylinders provide precise force control capabilities. The hydraulic system’s pressure can be adjusted to regulate the force exerted by the cylinder. This control allows operators to apply the necessary force for a specific task while ensuring it remains within safe limits. By accurately controlling the force, hydraulic cylinders help prevent excessive force that could damage the machinery or compromise the safety of the operation.
  2. Load Balancing: In heavy machinery, multiple hydraulic cylinders are often used in conjunction to distribute and balance the applied force. By using multiple cylinders, the load can be evenly distributed across the machinery, minimizing stress concentrations and ensuring controlled force application. This load balancing approach enhances the stability and safety of the machinery, preventing uneven loading that could lead to structural issues or instability.
  3. Safety Valves: Hydraulic systems in heavy machinery are equipped with safety valves to protect against excessive force or overloading. Safety valves are designed to release hydraulic fluid from the cylinder when the force exceeds a predetermined threshold. This prevents the force from reaching dangerous levels, safeguarding the machinery and preventing potential accidents or damage. Safety valves provide an additional layer of safety and ensure controlled force application even in unexpected circumstances.
  4. Pressure Relief Systems: Hydraulic cylinders incorporate pressure relief systems to further enhance safety. These systems are designed to relieve excess pressure in the hydraulic system, which could occur due to factors such as thermal expansion or system malfunctions. By relieving excess pressure, the pressure relief systems prevent sudden and uncontrolled force surges, maintaining safe and controlled force application in heavy machinery.
  5. Structural Integrity: Hydraulic cylinders are designed to withstand the high forces and loads associated with heavy machinery applications. The cylinders are constructed using robust materials, such as high-strength steel, and undergo rigorous testing to ensure their structural integrity. This ensures that the cylinders can safely handle the forces applied during heavy machinery operations without experiencing failures or deformations that could compromise the safety and controlled force application.

In summary, hydraulic cylinders ensure controlled and safe force application in heavy machinery through force control, load balancing, safety valves, pressure relief systems, and robust structural design. These features and design considerations enable operators to exert the necessary force while maintaining safety and preventing excessive loads or force surges. By incorporating hydraulic cylinders into heavy machinery, manufacturers can achieve controlled force application, enhance operational safety, and protect the machinery from damage or failure.

hydraulic cylinder

What are the common signs of wear or leakage that indicate hydraulic cylinder issues?

Hydraulic cylinders are critical components in hydraulic systems, and wear or leakage can lead to performance issues and potential system failures. It is important to be aware of the common signs that indicate hydraulic cylinder problems. Here’s a detailed explanation of the common signs of wear or leakage that indicate hydraulic cylinder issues:

1. Fluid Leakage:

– Fluid leakage is one of the most obvious signs of hydraulic cylinder problems. If you notice hydraulic fluid leaking from the cylinder, it indicates a seal failure or damage to the cylinder. Leaking fluid may be visible around the rod, piston, or cylinder body. It is important to address fluid leakage promptly as it can lead to a loss of system efficiency, contamination of the surrounding environment, and potential damage to other system components.

2. Reduced Performance:

– Wear or internal damage to the hydraulic cylinder can result in reduced performance. You may notice a decrease in the cylinder’s force output, slower operation, or difficulty in extending or retracting the cylinder. Reduced performance can be indicative of worn seals, damaged piston or rod, internal leakage, or contamination within the cylinder. Any noticeable decrease in the cylinder’s performance should be inspected and addressed to prevent further damage or system inefficiencies.

3. Abnormal Noise or Vibrations:

– Unusual noise or vibrations during the operation of a hydraulic cylinder can indicate internal wear or damage. Excessive noise, knocking sounds, or vibrations that are not typical for the system may suggest problems such as worn bearings, misalignment, or loose internal components. These signs should be investigated to identify the source of the issue and take appropriate corrective measures.

4. Excessive Heat:

– Overheating of the hydraulic cylinder is another sign of potential issues. If the cylinder feels excessively hot to the touch during normal operation, it may indicate problems such as internal leakage, fluid contamination, or inadequate lubrication. Excessive heat can lead to accelerated wear, reduced efficiency, and overall system malfunctions. Monitoring the temperature of the hydraulic cylinder is important to detect and address potential problems.

5. External Damage:

– Physical damage to the hydraulic cylinder, such as dents, scratches, or bent rods, can contribute to wear and leakage issues. External damage can compromise the integrity of the cylinder, leading to fluid leakage, misalignment, or inefficient operation. Regular inspection of the cylinder’s external condition is essential to identify any visible signs of damage and take appropriate actions.

6. Seal Failure:

– Hydraulic cylinder seals are critical components that prevent fluid leakage and maintain system integrity. Signs of seal failure include fluid leakage, reduced performance, and increased friction during cylinder operation. Damaged or worn seals should be replaced promptly to prevent further deterioration of the cylinder’s performance and potential damage to other system components.

7. Contamination:

– Contamination within the hydraulic cylinder can cause wear, damage to seals, and overall system inefficiencies. Signs of contamination include the presence of foreign particles, debris, or sludge in the hydraulic fluid or visible damage to seals and other internal components. Regular fluid analysis and maintenance practices should be implemented to prevent contamination and address any signs of contamination promptly.

8. Irregular Seal Wear:

– Hydraulic cylinder seals can wear over time due to friction, pressure, and operating conditions. Irregular seal wear patterns, such as uneven wear or excessive wear in specific areas, may indicate misalignment or improper installation. Monitoring the condition of the seals during regular maintenance can help identify potential issues and prevent premature seal failure.

It is important to address these common signs of wear or leakage promptly to prevent further damage, ensure the optimal performance of hydraulic cylinders, and maintain the overall efficiency and reliability of the hydraulic system. Regular inspection, maintenance, and timely repairs or replacements of damaged components are key to mitigating hydraulic cylinder issues and maximizing system longevity.
China OEM Practical High Speed Pneumatic Hydraulic Cylinders   vacuum pump ac system	China OEM Practical High Speed Pneumatic Hydraulic Cylinders   vacuum pump ac system
editor by CX 2023-11-18