Product Description

4000PSI Welded Hydraulic Cylinder Ram

Standard Hydraulic Cylinder 

Custom Hydraulic Cylinder          

We can supply customized hydraulic cylinders with drawings or samples, or if you could provide following specification:

•diameter of bore & rod
•stroke
•mounting style
•mounting distance
•working pressure
•ports
•seals
•special modifications.

Company Information:

HangZhou GD Machinery Co., Ltd. was established in 2012. We specializes in supplying all kinds of high quality hydraulic cylinders, hydraulic power units, hydraulic fittings and hydraulic cylinder components. The factory covers an area of 30,000 square CHINAMFG and build 7 workshops. There are 198 employees, of which 30% are technicians and quality controller. The advanced R&D team, production line and management system guarantee the production capacity and reliable quality . The production capacity is 25,000 pieces standard hydraulic cylinders and customized hydraulic cylinder and 5,000 pieces hydraulic power units per month. 
Besides, the technology team gives the client many solutions on hydraulic system. In order to keep the quality strictly, we use the andvanced machines including Machining equipment and laboratory testing equipment and welding equipments that imported from the United States, Japan, ZheJiang and other countries. At present, the annual output value reaches tens of millions dollors. Under the guidance of technological innovation and quality-oriented enterprise policy, we become the leading hydraulic equipment supplier in China. 

Cylinder Production Process:

Package 

Service

1, Sample service: samples will be provided according to customer's instruction.

 

2, Customized services: a variety of cylinders can be customized according to customer demand.

 

3, Warranty service: In case of quality problems under 1 year warranty period, free replacement will be made for customer.

 

FAQ

Q: Do you accept OEM manufacturing?

A: Yes! We do accept OEM manufacturing. We will quote you the exact price and make the exact cylinder according to your specification and drawing.

 

Q: Can we design our own package or print our own logo?

A: Yes! Package and logo will be made acording to your requirements. 

 

Q: Could we get small quantity samples?

A: Yes! We understand the quality test is important and we are glad to make the sample for you. The MOQ is 1pcs.

 

Q: How long is the production time?

A: Generally the production time is 30 days.

Certification: ISO9001
Pressure: High Pressure
Work Temperature: Normal Temperature
Samples:
US$ 50/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

hydraulic cylinder

How does a hydraulic ram contribute to efficient and powerful force generation?

A hydraulic ram utilizes specific design principles and mechanisms to generate efficient and powerful forces. Here's a detailed explanation:

1. Water Hammer Effect: The hydraulic ram harnesses the water hammer effect to generate powerful forces. When water flows into the ram during the drive phase, it gains velocity and momentum. As the water reaches a certain pressure threshold, the valve mechanism rapidly closes, creating a water hammer effect. This sudden closure of the valve generates a high-pressure pulse that propels a portion of the water to a higher elevation, producing a powerful force.

2. Momentum Transfer: The hydraulic ram efficiently transfers the momentum of flowing water to generate force. The momentum of the moving water is converted into mechanical work as the water hammer effect occurs. By utilizing the kinetic energy of the water, the hydraulic ram maximizes the efficiency of force generation.

3. Energy Recovery: One of the key features of a hydraulic ram is its ability to recover and reuse energy. As the water hammer effect occurs and the high-pressure pulse lifts a portion of the water, the remaining water in the ram's drive pipe decelerates. This deceleration allows the kinetic energy of the water to be converted back into potential energy, which can be used to pump a new cycle of water. This energy recovery mechanism enhances the overall efficiency of the hydraulic ram.

4. Mechanical Advantage: A hydraulic ram incorporates mechanical advantage through its design. The valve mechanism and other components are optimized to multiply the force generated by the water hammer effect. By leveraging mechanical advantage, the hydraulic ram can produce a more powerful force output compared to the input force from the flowing water.

5. Self-Sustaining Operation: A hydraulic ram operates in a self-sustaining manner, requiring minimal external power sources. Once the ram is set up and primed with water, it can continue to operate using the energy of flowing water. This self-sustainability contributes to the efficiency of force generation, as it eliminates the need for continuous external energy input.

6. Simple and Robust Design: The design of a hydraulic ram is relatively simple and robust, enabling efficient force generation. The absence of complex components reduces friction and energy losses. Additionally, the robust design ensures durability and long-term reliability, making hydraulic rams suitable for various applications.

Through the water hammer effect, momentum transfer, energy recovery, mechanical advantage, self-sustaining operation, and a simple yet robust design, a hydraulic ram maximizes the efficiency and power of force generation. These features make hydraulic rams an effective and reliable choice for pumping water and harnessing hydraulic power.

hydraulic cylinder

Can hydraulic rams be used in construction equipment like bulldozers?

Yes, hydraulic rams are commonly used in construction equipment like bulldozers. Here's a detailed explanation:

1. Blade Control: Bulldozers are equipped with large blades mounted at the front, which are used for various tasks such as pushing and leveling soil, debris, or other materials. Hydraulic rams play a crucial role in controlling the movement of these blades. The hydraulic rams are connected to the bulldozer's hydraulic system and enable the operator to adjust the angle, height, and tilt of the blade. By utilizing hydraulic rams, bulldozer operators can precisely control the blade's position and apply the necessary force for efficient earthmoving and grading operations.

2. Ripper Attachment: Bulldozers often have ripper attachments at the rear of the machine. The ripper is used to break up hard or compacted soil, rocks, or pavement surfaces. Hydraulic rams are utilized to control the movement of the ripper attachment. The rams enable the operator to raise, lower, and angle the ripper, allowing for effective penetration and loosening of the ground. Hydraulic rams provide the necessary force and control to handle tough materials and enhance the bulldozer's versatility in various construction applications.

3. Track System: Bulldozers feature a track system for mobility and traction on rough terrain. Hydraulic rams are integral components of the bulldozer's track system, responsible for controlling the movement and tension of the tracks. The rams allow for adjustments in track tension to optimize the grip and stability of the bulldozer when operating on different ground conditions. By utilizing hydraulic rams in the track system, bulldozers can maneuver efficiently and maintain traction even in challenging construction environments.

4. Hydraulic Power: Hydraulic rams in bulldozers are powered by a hydraulic system that consists of a hydraulic pump, valves, and actuators. The hydraulic system provides the necessary power and control to operate the hydraulic rams effectively. Bulldozers typically have robust hydraulic systems capable of generating high forces, allowing the rams to exert significant pushing or lifting capabilities. The hydraulic power provided by the system enables bulldozers to perform heavy-duty construction tasks with precision and efficiency.

5. Operator Control: Bulldozer operators have control over the hydraulic rams through hydraulic control levers or joysticks in the operator cabin. These controls allow operators to manipulate the position, speed, and force of the hydraulic rams, providing precise control over the blade and ripper attachments. The intuitive and responsive nature of hydraulic controls enhances the operator's ability to perform tasks accurately and efficiently.

In summary, hydraulic rams are extensively used in construction equipment like bulldozers to control the blade and ripper attachments, manage the track system, provide hydraulic power, and offer operator control. The integration of hydraulic rams enhances the performance, versatility, and productivity of bulldozers in various construction and earthmoving applications.

hydraulic cylinder

What is the importance of hydraulic fluid in a hydraulic ram?

Hydraulic fluid plays a critical role in the operation of a hydraulic ram. It serves several important functions that are essential for the ram's performance and efficiency. Here's a detailed explanation:

1. Transmitting Power: Hydraulic fluid is a medium that transfers power within the hydraulic ram. When water flows into the ram during the drive phase, it exerts pressure on the hydraulic fluid. This pressure is transmitted to other parts of the ram, such as the valve mechanism or the air vessel, enabling the conversion of hydraulic energy into mechanical work.

2. Lubrication: Hydraulic fluid acts as a lubricant for the moving parts of the hydraulic ram. It reduces friction between components, minimizing wear and tear and ensuring smooth operation. Proper lubrication helps extend the lifespan of the ram and improves its overall efficiency.

3. Heat Dissipation: During the operation of a hydraulic ram, heat is generated due to the conversion of hydraulic energy. Hydraulic fluid helps dissipate this heat, preventing overheating of the ram's components. Effective heat dissipation maintains the ram's performance and prevents damage caused by excessive temperatures.

4. Sealing and Contamination Control: Hydraulic fluid provides a sealing function within the ram. It fills the gaps and spaces between components, preventing leakage of water or air. Additionally, hydraulic fluid helps control contamination by forming a barrier that prevents external contaminants, such as dirt or debris, from entering the hydraulic system. This helps maintain the cleanliness and integrity of the ram.

5. Pressure Transmission: Hydraulic fluid is incompressible, allowing it to transmit pressure effectively within the ram. It enables the transfer of hydraulic energy from the water to the various components, ensuring the proper functioning of the ram.

6. Compatibility with Materials: Hydraulic fluid is selected based on its compatibility with the materials used in the hydraulic ram. It should not degrade or damage the ram's components over time. Proper fluid selection ensures that the hydraulic ram operates reliably and remains in good condition.

Overall, hydraulic fluid is of utmost importance in a hydraulic ram. It transmits power, provides lubrication, dissipates heat, seals the system, controls contamination, transmits pressure, and ensures compatibility with the ram's materials. These functions contribute to the smooth operation, efficiency, and longevity of the hydraulic ram.

China OEM 4000psi Welded Hydraulic Cylinder RAM   vacuum pump connector	China OEM 4000psi Welded Hydraulic Cylinder RAM   vacuum pump connector
editor by CX 2023-11-28