China Custom Wt Agricultural Inline/ Sigle Bale Wrappers Stable High Quality Welded Tube Type Hydraulic Cylinder vacuum pump

Product Description

 

Product Description

*All DIMENSIONS ARE INCHES.

BORE ROD PORTS A B C D E F G H I
1.50″ 1.00″ SAE 4 8.00″ 1.25″ 0.764″ 2.913″ 2.25″ 2.00″ 0.929″ 2.129″ 0.625″
2.00″ 1.25″ SAE 6 8.00″ 1.50″ 1.015″ 2.844″ 2.75″ 2.25″ 0.894″ 1.937″ 0.750″
2.50″ 1.50″ SAE 8 8.00″ 1.50″ 1.015″ 2.654″ 3.25″ 2.25″ 0.894″ 1.925″ 0.750″
3.00″ 1.50″ SAE 8 8.00″ 1.50″ 1.015″ 2.301″ 3.75″ 2.25″ 1.012″ 2.244″ 0.750″
3.50″ 1.75″ SAE 8 10.00″ 2.00″ 1.265″ 3.980″ 4.25″ 2.25″ 1.012″ 2.248″ 1.000″
4.00″ 2.00″ SAE 8 10.00″ 2.25″ 1.515″ 3.934″ 4.75″ 2.50″ 1.012″ 2.244″ 1.126″
5.00″ 2.50″ 3/4NPT 11.00″ 2.50″ 1.515″ 2.750″ 5.75″ 4.00″ 1.500″ 2.272″ 0.787″

 

The LDWT 3000PSI Welded Tube Cylinders were designed for demanding applications that suitable used in any industry. Each cylinder undergoes rigorous testing for over 50,000 circles with 3000PSI equivalent load. ood reliabie quality ensures 2 Years Limited Warranty.
*All numbers given are nominal values and should be used for reference only. All product specifications are subject to change without prior notice.

ROD:Steel 1045, rod with 28-32 HRC hardness, 0.001″chrome thickness ASTM B117-18 salt spray testing up to 96 hours.
TUBE: Precision honed steel for extended seal life.
GLAND: Ductile Iron ASTM A536 65-45-12.
PISTON: Ductile Iron ASTM A536 65-45-12 for increased durability.
END/FRONT MOUNTS: Steel casting cross tube with grease zerk.
PIN: Steel, zinc plated.
PORTS: Standard SAE.(NPT Available CHINAMFG request).
SEALS: Top quality, Hallite Brand Seals.
CONSTRUCTIN: Heavy Duty welded construction.
PAINT: High quality paint for corrosion resistance up to 360 hours.Standard color is Black. Custom colors are available.
 

Hydraulic Cylinder Product Selling Points:

1. High Durability: The hydraulic cylinder is designed to withstand high pressure and heavy loads, ensuring long-lasting performance in even the most demanding applications.

2. Customizable Options: Our hydraulic cylinders can be customized to fit your specific needs and requirements, including bore sizes, stroke lengths, and mounting options.

3. Efficient Operation: The hydraulic cylinder provides efficient power transfer, allowing for smooth and precise movement of heavy equipment and machinery.

4. Low Maintenance: The hydraulic cylinder is designed for easy maintenance and repair, with minimal downtime required for servicing.

5. Wide Range of Applications: Our hydraulic cylinders can be used in a variety of industries, including construction, agriculture, mining, and transportation.

6. Quality Assurance: Our hydraulic cylinders are manufactured to strict quality standards, ensuring reliable and consistent performance.

7. Competitive Pricing: We offer competitive pricing on our hydraulic cylinders, making them a cost-effective solution for your equipment needs.

In summary, our hydraulic cylinders provide high durability, customizable options, efficient operation, low maintenance, a wide range of applications, quality assurance, and competitive pricing, making them an excellent choice for your equipment needs.

 

Detailed Photos

 

 

About Us

 

HangZhou LD Cylinder Co., Ltd. was founded in 1988, LD covers an area of 380,000sq.ft  with more than 150 workers.Through the construction of modern factories, enterprises have realized the transformation from traditional manufacturing to a new model of intelligent manufacturing. LD application of highly intelligent system software, advanced process flow, automated production lines, innovative technology research and development design, It makes LD developed into a high-tech professional production of hydraulic cylinder Company.\

 

FAQ

Q1. What is LD product’s quality assurance?
A1:100% inspection for each product before shipping with inspection rereport for tracking.

Q2: How long is the warranty on LD products?
A2: The warranty is 2 years for general products since the date of shipment.

Q3: How LD deal with the quality problem during warranty period?
A3:
 1. LD will take the corresponding cost caused by customer local reparing. 
 2. LD will provide the product by free if the repair cost is higher than the product value, but the freight involved shall be borne by the customer side.

Q4: How to ensure the order can be shipped on time?
A4: LD will send the “production schedule” every week after receiving customers’ orders. If any delays, LD will inform customers 3 weeks in advance, so as to facilitate the customer to arrange the schedule.

Q5: Does LD offer delivery service?
A5: Yes. LD has deep cooperation with logistics companies all over the world to provide customers with quick and convenient “Door-to-Door services”,including sea, air and express.

Q6: How LD control the product quality?
A6:
1. Raw materials: We will test the material of each batch of raw materials we receive, and the piston rod will be tested with salt spray. This is to ensure that the material of our products meets the requirements at the beginning.

2. Processing: We have the leading machining equipment, and obtained ISO9001 certification.

3. Welding: Our factory is equipped with welding robots, and has obtained the AWS certification.

4. Assembly pressure test: 100% testing with OQC report for cHangZhou. The seals we use are: Hallite, Aston and Gapi

 

Certification: ISO9001
Pressure: Low Pressure
Work Temperature: High Temperature
Acting Way: Double Acting
Working Method: Straight Trip
Adjusted Form: Switching Type
Samples:
US$ 299/Piece
1 Piece(Min.Order)

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Customization:
Available

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hydraulic cylinder

How do hydraulic cylinders ensure smooth and consistent movement in heavy machinery?

Hydraulic cylinders play a vital role in ensuring smooth and consistent movement in heavy machinery. Their design and operation allow for precise control over the motion of heavy loads, resulting in efficient and reliable performance. Here’s a detailed explanation of how hydraulic cylinders contribute to smooth and consistent movement in heavy machinery:

1. Hydraulic Fluid and Pressure:

– Hydraulic cylinders operate by utilizing hydraulic fluid, typically oil, to transmit force and motion. The fluid is pressurized by a hydraulic pump, creating a force that acts on the piston inside the cylinder. The pressure of the hydraulic fluid can be precisely controlled, allowing for smooth and gradual movement of heavy machinery. The fluid’s incompressibility ensures that the force is evenly distributed, resulting in consistent and predictable motion.

2. Piston and Cylinder Design:

– Hydraulic cylinders are designed with precision to ensure smooth movement. The piston and cylinder bore are machined to tight tolerances, reducing friction and minimizing internal leakage. This precise fit between the piston and cylinder walls helps maintain consistent motion without jerks or sudden changes in speed. Additionally, the use of high-quality seals and lubrication further enhances the smooth operation of the cylinder.

3. Control Valves and Flow Control:

– Hydraulic systems incorporate control valves that regulate the flow of hydraulic fluid into and out of the cylinder. These valves allow for precise control over the speed and direction of the cylinder’s movement. By adjusting the flow rate, operators can achieve smooth and controlled motion of heavy machinery, avoiding sudden starts or stops. Flow control valves also enable speed adjustment, ensuring consistent movement even under varying loads or operating conditions.

4. Cushioning and Damping:

– Hydraulic cylinders can be equipped with cushioning mechanisms to absorb shock and minimize impacts during the movement of heavy machinery. Cushioning is achieved by incorporating specialized valves or adjustable orifices in the cylinder, which restrict the flow of hydraulic fluid near the end of the stroke. This gradual deceleration helps prevent sudden jolts or vibrations, maintaining smooth and consistent movement while reducing stress on the machinery and its components.

5. Load Balancing:

– Hydraulic cylinders can be designed and arranged in a system to balance the load and distribute forces evenly. By utilizing multiple cylinders in parallel or series configurations, heavy machinery can achieve balanced movement, preventing uneven stress and ensuring smooth operation. Load balancing also helps minimize the risk of component failure and enhances the overall stability and longevity of the machinery.

6. Feedback and Control Systems:

– Advanced hydraulic systems incorporate feedback sensors and control systems to monitor and adjust the movement of heavy machinery. These sensors provide real-time information about the position, speed, and force exerted by the hydraulic cylinders. The control system processes this data and adjusts the flow of hydraulic fluid accordingly to maintain smooth and consistent movement. By continuously monitoring and regulating the cylinder’s operation, feedback and control systems contribute to precise and reliable motion control.

7. Maintenance and Servicing:

– Regular maintenance and servicing of hydraulic cylinders are essential to ensure their smooth and consistent movement in heavy machinery. Proper lubrication, inspection of seals, and replacement of worn-out components help maintain optimal performance. Preventive maintenance practices, such as filter replacements and fluid analysis, also contribute to the longevity and reliability of hydraulic systems, ensuring consistent movement over time.

In summary, hydraulic cylinders ensure smooth and consistent movement in heavy machinery through the use of hydraulic fluid and pressure, precise piston and cylinder design, control valves and flow control, cushioning and damping mechanisms, load balancing, feedback and control systems, and regular maintenance and servicing. By leveraging these features, hydraulic cylinders provide the necessary force and control to handle heavy loads while maintaining precise and reliable motion, enhancing the overall performance and productivity of heavy machinery in various industrial applications.

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 handle variations in load, pressure, and speed?

Hydraulic cylinders are designed to handle variations in load, pressure, and speed effectively. They incorporate features and components that allow them to adapt to changing operating conditions and maintain optimal performance. Here’s a detailed explanation of how hydraulic cylinders handle variations in load, pressure, and speed:

Variations in Load:

– Hydraulic cylinders are capable of handling variations in load by adjusting the force they exert. The force output of a hydraulic cylinder is determined by the hydraulic pressure and the surface area of the piston. When the load increases, the pressure in the hydraulic system can be adjusted to generate a higher force. This adjustment can be achieved by regulating the flow of hydraulic fluid into the cylinder using control valves. By controlling the pressure and flow, hydraulic cylinders can adapt to different load requirements, ensuring that the force applied is sufficient to handle the load while preventing excessive force that could cause damage.

Variations in Pressure:

– Hydraulic cylinders are designed to handle variations in pressure within the hydraulic system. They are equipped with seals and other components that can withstand high-pressure conditions. When the pressure within the hydraulic system fluctuates, the hydraulic cylinder adjusts accordingly to maintain its performance. The seals prevent fluid leakage and ensure that the hydraulic pressure is effectively transmitted to the piston, allowing the cylinder to generate the required force. Additionally, hydraulic systems often incorporate pressure relief valves and other safety mechanisms to protect the cylinder and the entire system from overpressure conditions.

Variations in Speed:

– Hydraulic cylinders can handle variations in speed through the control of hydraulic fluid flow. The speed of a hydraulic cylinder’s extension or retraction is determined by the rate at which hydraulic fluid enters or exits the cylinder. By adjusting the flow rate using flow control valves, the speed of the cylinder’s movement can be regulated. This allows for precise control over the speed, enabling operators to adapt to varying speed requirements based on the specific task or load. Furthermore, hydraulic systems can incorporate flow control valves with adjustable orifice sizes to fine-tune the speed of the cylinder’s movement.

Load-Sensing Technology:

– Advanced hydraulic systems may incorporate load-sensing technology to further enhance the ability of hydraulic cylinders to handle variations in load, pressure, and speed. Load-sensing systems monitor the load demand and adjust the hydraulic pressure and flow accordingly to meet that demand. This technology ensures that the hydraulic cylinder provides the necessary force while optimizing energy efficiency. Load-sensing systems are particularly beneficial in applications where the load requirements can vary significantly, allowing hydraulic cylinders to adapt in real-time and maintain precise control over force and speed.

Accumulators:

– Hydraulic systems can also utilize accumulators to assist in handling variations in load, pressure, and speed. Accumulators store hydraulic fluid under pressure, which can be released when needed to supplement the flow and pressure in the system. When there are sudden increases in load or pressure demands, accumulators can provide additional fluid to the hydraulic cylinder, ensuring smooth operation and preventing pressure drops. Similarly, accumulators can assist in maintaining consistent speed by compensating for fluctuations in flow rate. They act as a supplemental energy source, helping hydraulic cylinders respond effectively to variations in operating conditions.

In summary, hydraulic cylinders handle variations in load, pressure, and speed through various mechanisms and components. They can adjust the force output to accommodate different load requirements by regulating hydraulic pressure. The seals and components within hydraulic cylinders allow them to withstand variations in pressure within the hydraulic system. By controlling the flow of hydraulic fluid, hydraulic cylinders can regulate the speed of their movement. Advanced technologies such as load-sensing systems and the use of accumulators further enhance the adaptability of hydraulic cylinders to changing operating conditions. These features and mechanisms enable hydraulic cylinders to maintain optimal performance and provide reliable force and motion control in a wide range of applications.

China Custom Wt Agricultural Inline/ Sigle Bale Wrappers Stable High Quality Welded Tube Type Hydraulic Cylinder   vacuum pump	China Custom Wt Agricultural Inline/ Sigle Bale Wrappers Stable High Quality Welded Tube Type Hydraulic Cylinder   vacuum pump
editor by CX 2023-10-26