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China best Air Compressed Driven Pump High Pressure Booster Pump Cylinder Valve Pipe Hydro Hydraulic Test with Hot selling

Product Description

Product Description

The fluid pressurized control cabinet has been equipped with the fluid booster pump,the drive air water filter,the pressure regulator valve, Pressure gauges and manual pressure relieve valve. The main parts of the equipment are assembled in closed stainless steel cabinet or stainless steel frames. The pressure gauge,valve and pressure regulator will be mounted on the panel. The corresponding CHINAMFG will also be marked on the panel.

The ideal working high pressure can be achieved by adjusting the driving air pressure. When the driving air pressure and output pressure are balanced, The pump will automatically stop the filling pressure, and the output pressure will remain at the preset value.

The hydraulic device can be used for pressure testing of various components, research and testing institutions and industrial pressure field.

Booster pump have a variety of pressure ratios, These series of pumps are ideal choice for various hydraulic power operations. The maximum operating pressure up to 50000psi .

The output pressure is produced by pneumatic booster pump, Therefore the electric connection will not be necessary.

The structural design of the Fluid pressurized control cabinet are compact and according to the special requirement of customers, Combined the air driven fluid booster pumps,valves ,control switches and other precision accessories are assembled in the frame or closed cabinet.

The pump will stop working automatically when the output pressure reaches the preset value, The pump will start automatically when the outlet pressure drops slightly or the air drive pressure increases.

Product Parameters

TEREK pumps feature is a large air piston joint to a smaller diameter piston. The pressure ratio is the difference of these 2 areas and is the method of determining maximum outlet pressure. Higher pressures obtained by using higher pressure ratios.

TEREK model reflect the pumps nominal pressure ratios, while the technical data indicates exact ratios. The outlet pressure is easily to set through a simple regulator. By multiplying the pressure ratio by the available shop air pressure, the nominal liquid pressure can be calculated. Basically the principle of operation is similar to a reciprocating amplifier where control of the piston at the end position is reciprocating ,

The automatic reciprocating motion of the piston is controlled by a built-in four-way valve.
TEREK pumps are air driven at a drive air pressure of 3 to 8 bar (29 to 116 psi) by the normal air compressor.

LDD Series booster pump.
Double acting, single air drive head
Diameter of drive plunger is 160mm
The diameter of the drive cylinder:160mm
Drive cylinder stroke:50mm
High pressure Cylinder stroke:50mm
The maximum driving pressure of the drive air is 8 bar/116psi

Common Model Equipment Technical Specification Introduction

Product name Pneumatic liquid booster pump Hydrostatic pressure testing bench
Model LU-LDD-100
Pressure ratio 100:1
Medium Hydraulic oil or water
Drive air source pressure 3-8bar.
Power source TEREK liquid booster pump
Maximum liquid outlet pressure 800bar/11600psi.
When adjusting drive pressure 5 bar The high output pressure is 500bar/7250psi
When adjusting drive pressure 6.9 bar The high output pressure is 690bar/10000psi
Outlet pressure Control unit Drive air regulator valve
Pressure control accuracy less than 1%F.S;
Pressure measurement accuracy 0.4 pressure gauge
Valves and piping High pressure needle valve and stainless steel piping
Equipment Frame type 304 Stainless steel frame .
Equipment Weight 35 KG
Export wooden case Weight 45 KG
Equipment Dimension 500*370*520 mm
Packing size: 560*450*570 mm
Connection size(inch) Outlet NPT 1/4 Internal Thread
Production time 12-15 days.
Delivery Method. Deliver the goods to your designated address by air express.
Air transportation time 5-7 days.

Equipment Detailed Images

System Configuration
The liquid booster pump mainly consists of air drive chamber, pressurizing chamber, auto reversing valve, inlet check valve, outlet check valve, High quality sealing parts, air drive piston, pressurizing piston, silencer etc.

TEREK hydraulic test bench system mainly includes 3 sets of air driven liquid booster pump, 15L water tank ,pressure gauges, liquid filter ,air filter, air regulating valve,control valves,pipelines, cabinet , pressure release valve etc. The main parts of the equipment are assembled in closed stainless steel cabinet or stainless steel frames. The pressure gauge,valve and pressure regulator will be mounted on the panel. The corresponding CHINAMFG will also be marked on the panel.

Product Description

1. Equipped with high quality pneumatic chemical reagent injection pump, It can easily achieve any adjustable and controllable output pressure and flow.

2.The contact liquid section is stainless steel, strong corrosion resistance, suitable for a variety of chemical reagents;

3. It can be used at various levels of wellhead pressure, the pressure system has control function.

4.Chemical reagent injection system output pressure is high, The output pressure can be adjusted through the pressure regulating valve, the system has to stop working under the set pressure;

5.Advanced technology, reasonable structure design. The features of small size, light weight, beautiful appearance;

6.By air/gas driven, no need to use electricity, there will be no spark generated, safe explosion-proof;

Packaging & Shipping

Our Services

1. We’d like to provide our professional advice regarding machines, materials, packing and market for this product.

2. We’d like to customize special machine according to customer’s request.

3. We’d like to help our customers for booking ship as customer request.

5. Operation manual will be provided after shipment.

6. We provide 1 year warranty.

7. Free wearing parts will be sent together with the machine .

8. Working video of the machine will be sent to you accordingly to your need.

Company Information and workshop pictures
More than 18 years of experience and technical process in the field of fluid pressure exchange and control. We provide a variety of pneumatic and hydraulic pressure pumps,pressure systems and pressure solutions for customers around the world.

Our main products including Pneumatic Gas/Liquid Booster Pumps. Refrigerant booster pump and Air Amplifier.
Fluid pressurized hydrostatic hydraulic pressure test equipment or high pressure Chemical fluid injection equipment.
High pressure oxygen, hydrogen ,nitrogen, argon, Helium ,N2O,CO2 or other gas pressurized transfer refilling equipment or gas injection equipment.
Pneumatic pump Glycerin Oil pressurized injection equipment.
LPG / Propane and butane Pressurized transfer filling station equipment.

Pipe/tube/valve/cylinder/Brake pipe, automobile pipe, aircraft hydraulic pipe ,pressure vessels Hydraulic Pressure Test Machine(Computer control or manual control or Intelligent digital display instrument)
MCU Intelligent digital display instrument Pneumatic gas booster pump system leak test bench.
Computer control /Intelligent instrument control Safety relief valve PSV test bench,
Portable Safety valve test clamping table and test equipment. Online safety valve test instrument equipment.

Computer control Water Jacket Hydrostatic Gas Cylinder Test Machine. FM200 / HFC-227Automatic Weight control pressurized filling equipment.



1.Q : Are you manufacturer ?

A: Yes, We are the manufacturer with continuous and improved R&D. Production, Quality Check and service supply.

2.Q : Can I get your price list ?

A: Yes, Sure. In order to send you our available offered price. Please choose the products and let us know the product model and requirement in detail.

3.Q : Do you have stock for all items?

A:In general, we have some stock, while if you need a bulk order, we still need time to produce it. Of course, we will inform all details you before your payment.

4.Q : What is payment terms ?

A: Sample order : 100% full payment before start to production;

Large order : 30% deposit first, 70% pay after see the BL copy ;

5.Q: Can give free sample ?

A : Free : if small spare parts and the cost not too much is ok ;

Not Free : the cost expensive and all the machine can not be free ;

6.Q : How long can be finished the goods ?

Delivery date: 5-12 working days after deposit paid

Two years warranty, when the products reach to destination.


After-sales Service: Technical Support and Services
Warranty: 24 Monthes
Max Diameter of Workpiece: <500mm
Mass Scope of Workpiece: 50kg
Type: Hydrostatic Test
Maxcapacity: 400MPa


hydraulic cylinder

Can hydraulic cylinders be integrated with advanced control systems and automation?

Yes, hydraulic cylinders can be integrated with advanced control systems and automation technologies to enhance their functionality, precision, and overall performance. The integration of hydraulic cylinders with advanced control systems allows for more sophisticated and precise control over their operation, enabling automation and intelligent control. Here’s a detailed explanation of how hydraulic cylinders can be integrated with advanced control systems and automation:

1. Electronic Control:

– Hydraulic cylinders can be equipped with electronic sensors and transducers to provide real-time feedback on their position, force, pressure, or velocity. These sensors can be integrated with advanced control systems, such as programmable logic controllers (PLCs) or distributed control systems (DCS), to monitor and control the operation of hydraulic cylinders. By integrating electronic control, the position, speed, and force of hydraulic cylinders can be precisely monitored and adjusted, allowing for more accurate and automated control.

2. Closed-Loop Control:

– Closed-loop control systems use feedback from sensors to continuously monitor and adjust the operation of hydraulic cylinders. By integrating hydraulic cylinders with closed-loop control systems, precise control over position, velocity, and force can be achieved. Closed-loop control enables the system to automatically compensate for variations, external disturbances, or changes in operating conditions, ensuring accurate and consistent performance. This integration is particularly beneficial in applications that require precise positioning, synchronization, or force control.

3. Proportional and Servo Control:

– Hydraulic cylinders can be integrated with proportional and servo control systems to achieve finer control over their operation. Proportional control systems use proportional valves to regulate the flow and pressure of hydraulic fluid, allowing for precise adjustment of cylinder speed and force. Servo control systems, on the other hand, combine feedback sensors, high-performance valves, and advanced control algorithms to achieve extremely precise control over hydraulic cylinders. Proportional and servo control integration enhances the responsiveness, accuracy, and dynamic performance of hydraulic cylinders.

4. Human-Machine Interface (HMI):

– Hydraulic cylinders integrated with advanced control systems can be operated and monitored through human-machine interface (HMI) devices. HMIs provide a graphical user interface that allows operators to interact with the control system, monitor cylinder performance, and adjust parameters. HMIs enable operators to set desired positions, forces, or velocities, and visualize the real-time feedback from sensors. This integration simplifies the operation and monitoring of hydraulic cylinders, making them more user-friendly and facilitating seamless integration into automated systems.

5. Communication and Networking:

– Hydraulic cylinders can be integrated into communication and networking systems, enabling them to be part of a larger automated system. Integration with industrial communication protocols, such as Ethernet/IP, Profibus, or Modbus, allows for seamless information exchange between the hydraulic cylinders and other system components. This integration enables centralized control, data logging, remote monitoring, and coordination with other automated processes. Communication and networking integration enhance the overall efficiency, coordination, and integration of hydraulic cylinders within complex automation systems.

6. Automation and Sequential Control:

– By integrating hydraulic cylinders with advanced control systems, they can be seamlessly incorporated into automated processes and sequential control operations. The control system can execute predefined sequences or programmed logic to control the operation of hydraulic cylinders based on specific conditions, inputs, or timing. This integration enables the automation of complex tasks, such as material handling, assembly operations, or repetitive motions. Hydraulic cylinders can be synchronized with other actuators, sensors, or devices, allowing for coordinated and automated operation in various industrial applications.

7. Predictive Maintenance and Condition Monitoring:

– Advanced control systems can also enable predictive maintenance and condition monitoring for hydraulic cylinders. By integrating sensors and monitoring capabilities, the control system can continuously monitor the performance, health, and condition of hydraulic cylinders. This integration allows for the detection of abnormalities, wear, or potential failures in real-time. Predictive maintenance strategies can be implemented based on the collected data, optimizing maintenance schedules, reducing downtime, and enhancing the overall reliability of hydraulic systems.

In summary, hydraulic cylinders can be integrated with advanced control systems and automation technologies to enhance their functionality, precision, and performance. The integration allows for electronic control, closed-loop control, proportional and servo control, human-machine interface (HMI) interaction, communication and networking, automation and sequential control, as well as predictive maintenance and condition monitoring. These integrations enable more precise control, automation, improved efficiency, and optimized performance of hydraulic cylinders in various industrial applications.

hydraulic cylinder

Can you provide real-world examples of machinery that heavily rely on hydraulic cylinders?

Hydraulic cylinders are widely used in various industries and applications due to their ability to provide powerful and precise linear motion. They play a crucial role in enabling the operation of heavy machinery that requires controlled force and movement. Here are some real-world examples of machinery that heavily rely on hydraulic cylinders:

1. Construction Equipment:

– Hydraulic cylinders are extensively used in construction machinery, such as excavators, bulldozers, loaders, and cranes. These machines rely on hydraulic cylinders to perform tasks like lifting heavy loads, extending and retracting booms, tilting buckets, and controlling the movement of various components. Hydraulic cylinders provide the power and precision required to handle the demanding conditions and heavy loads encountered in construction projects.

2. Agricultural Machinery:

– Many agricultural machines, including tractors, combine harvesters, and sprayers, utilize hydraulic cylinders for critical operations. Hydraulic cylinders are used to control the movement of attachments, such as front loaders, backhoes, and plows. They enable functions like lifting and lowering implements, adjusting cutting heights, and controlling the positioning of harvesting equipment. Hydraulic cylinders enhance efficiency and productivity in agricultural operations.

3. Material Handling Equipment:

– Hydraulic cylinders are integral components of material handling equipment, such as forklifts, pallet jacks, and cranes. These machines rely on hydraulic cylinders to lift and lower loads, tilt platforms or forks, and control the movement of lifting mechanisms. Hydraulic cylinders provide the necessary strength and precision to handle heavy loads and ensure safe and efficient material handling operations.

4. Industrial Machinery:

– Various industrial machinery and equipment heavily rely on hydraulic cylinders for critical functions. Examples include hydraulic presses, injection molding machines, metal-forming machines, and hydraulic-powered robots. Hydraulic cylinders enable precise control of force and movement in these applications, allowing for accurate shaping, pressing, and assembly processes.

5. Mining Equipment:

– Hydraulic cylinders are extensively used in mining machinery and equipment. Underground mining machines, such as continuous miners and longwall shearers, utilize hydraulic cylinders for cutting, shearing, and roof support operations. Surface mining equipment, including hydraulic shovels, draglines, and haul trucks, rely on hydraulic cylinders for tasks like bucket movement, boom extension, and vehicle suspension.

6. Automotive Industry:

– The automotive industry extensively utilizes hydraulic cylinders in various applications. Hydraulic cylinders are employed in vehicle suspension systems, power steering systems, convertible tops, and hydraulic brake systems. They enable smooth and controlled movement, precise steering, and efficient braking in automobiles.

7. Aerospace and Aviation:

– Hydraulic cylinders are utilized in aerospace and aviation applications, such as aircraft landing gear systems, wing flaps, and cargo handling equipment. Hydraulic cylinders provide the necessary force and control for extending and retracting landing gear, adjusting wing flaps, and operating cargo doors, ensuring safe and reliable aircraft operations.

8. Marine and Offshore Industry:

– Hydraulic cylinders are essential components in marine and offshore equipment, including ship cranes, winches, and hydraulic-powered anchor systems. They enable lifting, lowering, and positioning of heavy loads, as well as the control of various marine equipment.

These are just a few examples of machinery and industries that heavily rely on hydraulic cylinders. The versatility, power, and precise control offered by hydraulic cylinders make them indispensable in a wide range of applications, where controlled linear motion and force are essential.

hydraulic cylinder

Can hydraulic cylinders be customized for specific equipment or attachment needs?

Yes, hydraulic cylinders can be customized to meet specific equipment or attachment needs. Hydraulic cylinder manufacturers often offer customization options to ensure that the cylinders meet the unique requirements of different applications. Here’s a detailed explanation of how hydraulic cylinders can be customized for specific equipment or attachment needs:

1. Size and Configuration:

– Hydraulic cylinders can be customized in terms of size and configuration to fit specific equipment or attachment requirements. The dimensions of the cylinder, such as bore size, rod diameter, and stroke length, can be tailored to match the available space and the desired force or movement requirements. Additionally, the mounting style and orientation of the cylinder can be customized to ensure proper integration with the equipment or attachment.

2. Operating Pressure and Force:

– The operating pressure and force capabilities of hydraulic cylinders can be customized to suit the specific equipment or attachment needs. Different applications may require different force outputs, and hydraulic cylinder manufacturers can design and manufacture cylinders with the appropriate piston area and pressure ratings to meet those requirements. Customization in this aspect ensures optimal performance and efficiency for the particular equipment or attachment.

3. Stroke Length:

– The stroke length of a hydraulic cylinder refers to the distance the piston can travel from fully retracted to fully extended. Customization of the stroke length allows the hydraulic cylinder to accommodate the specific range of motion required by the equipment or attachment. By adjusting the stroke length, the cylinder can be tailored to deliver the necessary extension and retraction capabilities for efficient operation.

4. Mounting Options:

– Hydraulic cylinders can be customized with various mounting options to facilitate easy installation and integration with specific equipment or attachments. Different applications may require different mounting styles, such as flange mounts, trunnion mounts, or clevis mounts. Manufacturers can provide customized mounting options to ensure proper alignment, stability, and functionality when the cylinder is connected to the equipment or attachment.

5. Sealing and Material Options:

– The sealing system of a hydraulic cylinder is crucial for preventing fluid leakage and maintaining the cylinder’s integrity. Hydraulic cylinder manufacturers offer customization options for sealing materials, such as different types of seals and seal configurations, to suit specific equipment or attachment needs. Additionally, customization of cylinder materials, such as selecting corrosion-resistant materials or specialized coatings, can enhance the cylinder’s durability and performance in specific operating environments.

6. Integration with Control Systems:

– In certain applications, hydraulic cylinders may need to be integrated with sophisticated control systems or automation technologies. Customization can involve incorporating sensors, position feedback devices, or other control elements into the hydraulic cylinder design to enable seamless integration with the overall equipment or attachment control system. This customization ensures precise control, monitoring, and synchronization of the hydraulic cylinder’s movements within the specific application.

7. Specialized Features or Accessories:

– Hydraulic cylinder customization can also involve incorporating specialized features or accessories to meet unique equipment or attachment needs. This may include the integration of safety features, such as pressure relief valves or load-holding valves, or the addition of specific ports or fittings for auxiliary functions or attachments. Customization allows hydraulic cylinders to be tailored to the specific requirements and functionalities of the equipment or attachment.

By offering customization options, hydraulic cylinder manufacturers can provide solutions that precisely match the needs of different equipment or attachment applications. Customized hydraulic cylinders ensure optimal performance, efficiency, and integration, enhancing the overall functionality and productivity of the equipment or attachment. It is important to work closely with experienced manufacturers or hydraulic system specialists to determine the specific customization requirements and ensure the successful implementation of customized hydraulic cylinders.

China best Air Compressed Driven Pump High Pressure Booster Pump Cylinder Valve Pipe Hydro Hydraulic Test   with Hot selling	China best Air Compressed Driven Pump High Pressure Booster Pump Cylinder Valve Pipe Hydro Hydraulic Test   with Hot selling
editor by CX 2023-11-02

China Professional Factory Direct Sales Carbon Seamless Steel Pipe Honed Tube Hydraulic Cylinder wholesaler

Product Description

Inside Dia (mm) ID Tolerance (mm) WT Tolerance (mm)
H7 H8 H9 H10
≤30 +0.571/0 +0.033/0 +0.052/0 +0.084/0


>210mm ±10%

30 – ≤50 +0.571/0 +0.039/0 +0.062/0 +0.100/0
50 – ≤80 +0.030/0 +0.046/0 +0.074/0 +0.120/0
80 – ≤120 +0.035/0 +0.054/0 +0.087/0 +0.140/0
120 – ≤180 +0.040/0 +0.063/0 +0.100/0 +0.160/0
180 – ≤250 +0.046/0 +0.072/0 +0.115/0 +0.185/0

250 – ≤315 +0.052/0 +0.081/0 +0.130/0 +0.210/0


>210mm ±10%

315 – ≤700 +0.057/0 +0.089/0 +0.140/0 +0.230/0

Steel Grade Chemical composition %
C Si Mn P S Al
20# 0.17-0.24 0.17-0.37 0.35-0.65 0.035 0.035 /
45# 0.42-0.50 0.17-0.37 0.50-0.80 0.035 0.035 /
Q345B ≤0.2 ≤0.5 1.00-1.60 0.03 0.03 /
Q345D ≤0.2 ≤0.5 1.00-1.60 0.03 0.03 0.015
25Mn 0.22-0.29 0.17-0.37 0.70-1.00 0.035 0.035 /
27SiMn 0.24-0.32 1.10-1.40 1.10-1.40 0.035 0.035 /
ST52 ≤0.22 ≤0.55 ≤1.6 0.571 0.571 /
SAE1026 0.22-0.28 0.15-0.35 0.60-0.90 0.04 0.05 /

Delivery Condition Cold Finished (hard) (BK) Cold Drawn and Stress-Relieved (BK+S)
Steel Grade Tensile Strength (Mpa) Elongation (%) Tensile Strength (Mpa) Yield Strength (Mpa) Elongation (%)
20# ≥550 ≥8 ≥520 ≥375 ≥15
45# ≥640 ≥5 ≥600 ≥520 ≥10
16Mn ≥640 ≥600 ≥520 ≥14
25Mn ≥640 ≥600 ≥510 ≥15
27SiMn ≥800 ≥760 ≥610 ≥10
ST52 ≥640 ≥600 ≥520 ≥14
SAE1026 ≥640 ≥600 ≥510 ≥15

Honed Tube Specifications:

1.Steel grade: ST52.3, 1571, CK45, 4140 , E355,4130, Stainless Steel 304/316, Duplex 2205, Alloy Steel etc.
2.ID: 15mm-1500mm
4.Length: max 16m
5.Straightness: 0.5/1000 6.Roughness(Ra): 0.2-0.4um 7.ToleranceEXT:DIN2391,DIN17175,DIN1629,ASTM519,ASTMA106,JISG3441,GB/T8163,GB/T3639,GB9948,GB/T5312 etc.
8.Tolerance INT: ISO H8
9.Surface treatment:galvanized
11.Oiled or unoiled:Slightly Oiled
12.Delivery date:22-30
13.Type: cold drawing, cold rolling, honed
14.Conservation: anti rust oiled inside and outside surface, plastic caps in both ends
15.Package: bundle with steel strip and knitting strip, or wooden case.

Company Profile


Q1: Are You Manufacture or Trade Company?

We are manufacture,we have 10 years experience for supply Metal material and products in domestic.

Q2: How can we guarantee quality?
Always a pre-production sample before mass production;Always final Inspection before shipment;

Q3: What is your terms of payment ?
1.T/T: 30% deposit in advance, the balance 70% paid before shipment

2.30% down payment, the balance 70% paid against L/C at sight
3.CHINAMFG negotiation

Q4: Can you provide Certificates for aluminum materials ?
Yes,we can supply MTC-Material Test Certificate.

Q5: Can you provide sample?
Yes, we can provide you sample, but you need to pay for the sample and freight firstly. We will return the sample fee after you make an order.



After-sales Service: Yes
Warranty: 1 Year
Type: Welded
Technique: Cold Drawn
Material: Carbon Steel
Surface Treatment: Galvanized
US$ 1/kg
1 kg(Min.Order)




hydraulic cylinder

How do hydraulic cylinders enhance the performance of construction and mining equipment?

Hydraulic cylinders play a vital role in enhancing the performance of construction and mining equipment by providing powerful and precise linear motion. These industries require heavy-duty machinery that can withstand demanding conditions and efficiently perform tasks such as lifting, pushing, and digging. Here’s a detailed explanation of how hydraulic cylinders enhance the performance of construction and mining equipment:

1. Power and Force:

– Hydraulic cylinders are capable of generating substantial force, allowing construction and mining equipment to handle heavy loads and perform challenging tasks. The hydraulic system applies pressure to the fluid, which is transmitted to the hydraulic cylinder, resulting in the movement of the piston rod. The larger the diameter of the cylinder, the greater the force that can be generated. Hydraulic cylinders enable the equipment to exert significant force, making it possible to lift and move heavy materials, excavate soil and rock, and perform other demanding operations.

2. Precise Control:

– Hydraulic cylinders offer precise control over the movement of construction and mining equipment. By regulating the flow of hydraulic fluid into and out of the cylinder through control valves, operators can precisely control the speed, position, and force exerted by the hydraulic cylinder. This level of control allows for accurate and controlled movements, enabling operators to perform tasks with precision and efficiency. Whether it’s lifting a specific load, positioning an attachment, or maneuvering in tight spaces, hydraulic cylinders provide the necessary control for optimal equipment performance.

3. Adaptability:

– Hydraulic cylinders are highly adaptable to various construction and mining equipment. They can be designed and manufactured in different sizes, stroke lengths, and configurations to suit specific requirements. Hydraulic cylinders can be integrated into different types of equipment, such as excavators, loaders, bulldozers, and drilling rigs. Their adaptability allows for the customization of equipment to meet the needs of different applications and operating conditions, enhancing overall performance.

4. Durability and Reliability:

– Construction and mining environments are known for their harsh conditions, including extreme temperatures, vibrations, and exposure to dust, dirt, and debris. Hydraulic cylinders are designed to withstand these challenging conditions and provide long-lasting performance. They are constructed using robust materials, such as high-strength steel, and equipped with seals and components that can endure heavy loads, impacts, and contaminants. The durability and reliability of hydraulic cylinders ensure that construction and mining equipment can operate continuously and withstand the demanding nature of these industries.

5. Safety:

– Hydraulic cylinders contribute to the safety of construction and mining equipment operations. Their precise control allows operators to perform tasks with accuracy, minimizing the risk of accidents and damage to the equipment or surrounding structures. Hydraulic cylinders also enable the implementation of safety features, such as overload protection systems and emergency stop mechanisms, ensuring the safe operation of the equipment. The reliable and controlled movements provided by hydraulic cylinders enhance overall safety in construction and mining operations.

6. Increased Productivity:

– By providing the necessary power, precise control, and adaptability, hydraulic cylinders contribute to increased productivity in construction and mining applications. Construction and mining equipment equipped with hydraulic cylinders can perform tasks more efficiently and effectively, reducing the time and effort required to complete projects. The ability to handle heavy loads, control movements precisely, and adapt to various tasks improves the overall productivity of the equipment, leading to cost savings and improved project timelines.

In summary, hydraulic cylinders enhance the performance of construction and mining equipment by providing power, precise control, adaptability, durability, and safety. They enable these machines to handle heavy loads, perform tasks with accuracy, withstand harsh conditions, and increase productivity. Hydraulic cylinders are integral components that contribute to the efficiency and effectiveness of construction and mining operations.

hydraulic cylinder

Handling the Challenges of Minimizing Fluid Leaks and Contamination in Hydraulic Cylinders

Hydraulic cylinders face challenges when it comes to minimizing fluid leaks and contamination, as these issues can impact the performance, reliability, and lifespan of the system. However, there are several measures and design considerations that help address these challenges effectively. Let’s explore how hydraulic cylinders handle the challenges of minimizing fluid leaks and contamination:

  1. Sealing Systems: Hydraulic cylinders employ advanced sealing systems to prevent fluid leaks. These systems typically include various types of seals, such as piston seals, rod seals, and wiper seals. The seals are designed to create a tight and reliable barrier between the moving components of the cylinder and the external environment, minimizing the risk of fluid leakage.
  2. Seal Material Selection: The choice of seal materials is crucial in minimizing fluid leaks and contamination. Hydraulic cylinder manufacturers carefully select seal materials that are compatible with the hydraulic fluid used and resistant to wear, abrasion, and chemical degradation. This ensures the longevity and effectiveness of the seals, reducing the likelihood of leaks or premature seal failure.
  3. Proper Installation and Maintenance: Ensuring proper installation and regular maintenance of hydraulic cylinders is essential for minimizing fluid leaks and contamination. During installation, attention should be given to proper alignment, torqueing of bolts, and adherence to recommended procedures. Regular maintenance includes inspecting seals, replacing worn-out components, and addressing any signs of leakage promptly. Proper maintenance practices help identify and rectify issues before they escalate and cause significant problems.
  4. Contamination Control: Hydraulic cylinders incorporate measures to control contamination and maintain fluid cleanliness. This includes the use of filtration systems, such as in-line filters, to remove particles and contaminants from the hydraulic fluid. Additionally, hydraulic reservoirs often have breathers and desiccant filters to prevent moisture and airborne contaminants from entering the system. By controlling contamination, hydraulic cylinders minimize the risk of damage to internal components and maintain optimal system performance.
  5. Environmental Protection: Hydraulic cylinders may be equipped with protective features to safeguard against external contaminants. For example, bellows or protective boots can be installed to shield the rod and seals from debris, dirt, or moisture present in the operating environment. These protective measures help extend the life of the seals and enhance the overall reliability of the hydraulic cylinder.

In summary, hydraulic cylinders employ sealing systems, appropriate seal materials, proper installation and maintenance practices, contamination control measures, and environmental protection features to handle the challenges of minimizing fluid leaks and contamination. By implementing these measures, manufacturers can ensure reliable and long-lasting hydraulic cylinder performance, minimize the risk of fluid leakage, and maintain the cleanliness of the hydraulic system.

hydraulic cylinder

How do hydraulic cylinders generate force and motion using hydraulic fluid?

Hydraulic cylinders generate force and motion by utilizing the principles of fluid mechanics, specifically Pascal’s law, in conjunction with the properties of hydraulic fluid. The process involves the conversion of hydraulic energy into mechanical force and linear motion. Here’s a detailed explanation of how hydraulic cylinders achieve this:

1. Pascal’s Law:

– Hydraulic cylinders operate based on Pascal’s law, which states that when pressure is applied to a fluid in a confined space, it is transmitted equally in all directions. In the context of hydraulic cylinders, this means that when hydraulic fluid is pressurized, the force is evenly distributed throughout the fluid and transmitted to all surfaces in contact with the fluid.

2. Hydraulic Fluid and Pressure:

– Hydraulic systems use a specialized fluid, typically hydraulic oil, as the working medium. This fluid is stored in a reservoir and circulated through the system by a hydraulic pump. The pump pressurizes the fluid, creating hydraulic pressure that can be controlled and directed to various components, including hydraulic cylinders.

3. Cylinder Design and Components:

– Hydraulic cylinders consist of several key components, including a cylindrical barrel, a piston, a piston rod, and various seals. The barrel is a hollow tube that houses the piston and allows for fluid flow. The piston divides the cylinder into two chambers: the rod side and the cap side. The piston rod extends from the piston and provides a connection point for external loads. Seals are used to prevent fluid leakage and maintain hydraulic pressure within the cylinder.

4. Fluid Input and Motion:

– To generate force and motion, hydraulic fluid is directed into one side of the cylinder, creating pressure on the corresponding surface of the piston. This pressure is transmitted through the fluid to the other side of the piston.

5. Force Generation:

– The force generated by a hydraulic cylinder is a result of the pressure applied to a specific surface area of the piston. The force exerted by the hydraulic cylinder can be calculated using the formula: Force = Pressure × Area. The area is determined by the diameter of the piston or the piston rod, depending on which side of the cylinder the fluid is acting upon.

6. Linear Motion:

– As the pressurized hydraulic fluid acts on the piston, it generates a force that moves the piston in a linear direction within the cylinder. This linear motion is transferred to the piston rod, which extends or retracts accordingly. The piston rod can be connected to external components or machinery, allowing the generated force to perform various tasks, such as lifting, pushing, pulling, or controlling mechanisms.

7. Control and Regulation:

– The force and motion generated by hydraulic cylinders can be controlled and regulated by adjusting the flow of hydraulic fluid into the cylinder. By regulating the flow rate, pressure, and direction of the fluid, the speed, force, and direction of the cylinder’s movement can be precisely controlled. This control allows for accurate positioning, smooth operation, and synchronization of multiple cylinders in complex machinery.

8. Return and Recirculation of Fluid:

– After the hydraulic cylinder completes its stroke, the hydraulic fluid on the opposite side of the piston needs to be returned to the reservoir. This is typically achieved through hydraulic valves that control the flow direction, allowing the fluid to return and be recirculated in the system for further use.

In summary, hydraulic cylinders generate force and motion by utilizing the principles of Pascal’s law. Pressurized hydraulic fluid acts on the piston, creating force that moves the piston in a linear direction. This linear motion is transferred to the piston rod, allowing the generated force to perform various tasks. By controlling the flow of hydraulic fluid, the force and motion of hydraulic cylinders can be precisely regulated, contributing to their versatility and wide range of applications in machinery.

China Professional Factory Direct Sales Carbon Seamless Steel Pipe Honed Tube Hydraulic Cylinder   wholesaler China Professional Factory Direct Sales Carbon Seamless Steel Pipe Honed Tube Hydraulic Cylinder   wholesaler
editor by CX 2023-10-27