Product Description

Product Description

Product advantage

1.  Safer Junfu hydraulic cylinder adopts excellent structural design and new material application, which can withstand the harshest working conditions and continue to work stably without disconnection, ensuring the safety of drivers and vehicles, and creating the most valuable safety for users.
2. faster unloading
Junfu series oil cylinder adopts excellent structural design to improve the unloading speed of the oil cylinder!
3.higher lift frequency
junfu series oil cylinders are suitable for all-weather short barge and high-frequency operations, with stable performance, extremely low failure rate, increasing the number of transfers and reducing downtime!
4. Greater adaptability to the environment
junfu series oil cylinder adopts innovative sealing technology and new material application, which can adapt to the temperature range of -40~110ºC, and can achieve excellent performance in high temperature and low temperature environment operation!
5. lighter
Compared with other products of the same series, CHINAMFG series cylinders reduce the dead weight by 15%~20%, and increase the lifting force by 10%~15%!
6. Greater lifting force
Compared with other products of the same series, the lifting force of CHINAMFG series cylinders is increased by 10%~15%. More lift, more load, more profit! Lighter dead weight, greater lifting force, more lightness!

Detailed Photos

Product Parameters

Type

cylinder dia

(mm)

rated pressure

(MPA)

stroke

(mm)

total length (mm)

weight

(kg)

FEE129-3-3220

129

22

3220

1387

191

FEE129-4-3480

129

22

3480

1218

178

FEE137-3-3830

137

22

3830

1640

244

FEE137-3-4280

137

22

4280

1860

268

FEE137-4-4280

137

22

4280

1455

236

FEE157-4-3830

157

22

3830

1350

260

FEE157-4-4650

157

22

4650

1555

280

FEE157-4-5000

157

22

5000

1650

300

FEE157-5-3830

157

22

3830

1170

230

FEE157-5-4650

157

22

4650

1275

245

FEE179-4-4280

179

22

4280

1480

235

FEE179-4-5390

179

22

5390

1755

360

FEE179-4-6100

179

22

6100

1940

390

FEE179-5-3830

179

22

3830

1170

265

FEE179-5-4650

179

22

4650

1282

283

FEE179-5-5000

179

22

5000

1405

305

FEE179-5-5800

179

22

5800

1570

350

FEE179-5-6300

179

22

6300

1655

360

FEE179-5-7300

179

22

7300

1850

400

FEE191-5-5780

191

22

5780

1530

273

FEE191-5-6500

191

22

6500

1670

410

FEE191-5-6800

191

22

6800

1735

738

FEE191-5-7300

191

22

7300

1835

458

FEE191-54-6100

191

22

6100

1955

273

FEE196-4-6180

196

22

6180

1940

479

FEE196-5-6350

196

22

6350

1710

450

FEE202-4-6100

202

22

6100

1935

479

FEE202-5-6800

202

22

6800

1765

465

FEE202-6-7000

202

22

7000

1570

440

FEE214-5-7300

214

22

7300

1900

530

FEE214-7-7600

214

22

7600

1455

450

FEE240-5-9030

240

22

9030

2270

820

Pipe dia:

202/179/157/137/118/99/80

240/214/191/169/149/129/110/90/70

Company Profile

Certifications

Packaging & Shipping

Our Partner

After Sales Service

FAQ

Q1: How about the quality?

      Our cylinders can replace HYVA cylinder well, with similar qualityand mounting sizes

Q2: What's your cylinder's advantages ?
      The cylinders are manufactured by advanced equipments and made under strictly quality control processing.
      The steel is tempered and all raw materials are good quality from world famous companies.
      Competitive price!

Q3: When your company be established ?
      Our company be established in 2002, professional manufacturer of hydraulic cylinders more than 20 years.
      We had passed IATF 16949:2016 Quality control system, ISO9001, CE.

Q4: How about the delivery time ?
    according to the order quantity.

Q5: How about the cylinder's quality gurantee ?
      One year.

Certification: GS, RoHS, CE, ISO9001, IATF16949
Pressure: High Pressure
Work Temperature: Normal Temperature
Samples:
US$ 800/Piece
1 Piece(Min.Order)

|

Order Sample

as the client request
Customization:
Available

|

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



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

hydraulic cylinder

How do hydraulic cylinders handle the challenges of minimizing friction and wear?

Hydraulic cylinders employ several mechanisms and techniques to effectively minimize friction and wear, ensuring optimal performance and longevity. Minimizing friction and wear is crucial for hydraulic cylinders as it helps to maintain efficiency, reduce energy consumption, and prevent premature failure. Here's a detailed explanation of how hydraulic cylinders handle the challenges of minimizing friction and wear:

1. Lubrication:

- Proper lubrication is essential for minimizing friction and wear in hydraulic cylinders. Lubricating fluids, such as hydraulic oils, are used to create a thin film between moving surfaces, reducing direct metal-to-metal contact. This lubricating film acts as a protective barrier, reducing friction and preventing wear. Regular maintenance practices include monitoring and maintaining the appropriate lubricant levels to ensure optimal lubrication and minimize frictional losses.

2. Surface Finishes:

- The surface finishes of components in hydraulic cylinders play a crucial role in minimizing friction and wear. Smoother surface finishes, achieved through precision machining, grinding, or the application of specialized coatings, reduce surface roughness and frictional resistance. By minimizing surface irregularities, the risk of wear and friction-induced damage is significantly reduced, resulting in improved efficiency and extended component life.

3. High-Quality Sealing Systems:

- Well-designed and high-quality sealing systems are crucial for minimizing friction and wear in hydraulic cylinders. Seals prevent fluid leakage and contamination while maintaining proper lubrication. Advanced sealing materials, such as polyurethane or composite materials, offer excellent wear resistance and low friction characteristics. Optimal seal design and proper installation ensure effective sealing, minimizing friction and wear between the piston and cylinder bore.

4. Proper Alignment and Clearances:

- Hydraulic cylinders must be properly aligned and have appropriate clearances to minimize friction and wear. Misalignment or excessive clearances can result in increased friction and uneven wear, leading to premature failure. Proper installation, alignment, and maintenance practices, including regular inspection and adjustment of clearances, help ensure smooth and even movement of the piston within the cylinder, reducing friction and wear.

5. Filtration and Contamination Control:

- Effective filtration and contamination control are essential for minimizing friction and wear in hydraulic cylinders. Contaminants, such as particles or moisture, can act as abrasive agents, accelerating wear and increasing friction. By implementing robust filtration systems and proper maintenance practices, hydraulic systems can prevent the ingress of contaminants, ensuring clean and properly lubricated components. Clean hydraulic fluids help minimize wear and friction, contributing to improved performance and longevity.

6. Material Selection:

- The selection of appropriate materials for hydraulic cylinder components is crucial in minimizing friction and wear. Components subject to high frictional forces, such as pistons and cylinder bores, can be made from materials with excellent wear resistance, such as hardened steel or composite materials. Additionally, selecting materials with low coefficients of friction helps reduce frictional losses. Proper material selection ensures durability and minimized wear in critical components of hydraulic cylinders.

7. Maintenance and Regular Inspection:

- Regular maintenance and inspection practices are vital for identifying and addressing potential issues that could lead to increased friction and wear in hydraulic cylinders. Scheduled maintenance includes lubrication checks, seal inspections, and monitoring of clearances. By promptly detecting and rectifying any signs of wear or misalignment, hydraulic cylinders can be kept in optimal condition, minimizing friction and wear throughout their operational lifespan.

In summary, hydraulic cylinders employ various strategies to handle the challenges of minimizing friction and wear. These include proper lubrication, employing suitable surface finishes, utilizing high-quality sealing systems, ensuring proper alignment and clearances, implementing effective filtration and contamination control measures, selecting appropriate materials, and conducting regular maintenance and inspections. By implementing these practices, hydraulic cylinders can minimize friction and wear, ensuring smooth and efficient operation while extending the overall lifespan of the system.

hydraulic cylinder

Integration of Hydraulic Cylinders with Equipment Requiring Rapid and Dynamic Movements

Hydraulic cylinders can indeed be integrated with equipment that requires rapid and dynamic movements. While hydraulic systems are generally known for their ability to provide high force and precise control, they can also be designed and optimized for applications that demand fast and dynamic motion. Let's explore how hydraulic cylinders can be integrated with such equipment:

  1. High-Speed Hydraulic Systems: Hydraulic cylinders can be part of high-speed hydraulic systems designed specifically for rapid and dynamic movements. These systems incorporate features such as high-flow valves, optimized hydraulic circuitry, and responsive control systems. By carefully engineering the system components and hydraulic parameters, it is possible to achieve the desired speed and responsiveness, enabling the equipment to perform rapid movements.
  2. Valve Control: The control of hydraulic cylinders plays a crucial role in achieving rapid and dynamic movements. Proportional or servo valves can be used to precisely control the flow of hydraulic fluid into and out of the cylinder. These valves offer fast response times and precise flow control, allowing for rapid acceleration and deceleration of the cylinder's piston. By adjusting the valve settings and optimizing the control algorithms, equipment can be designed to execute dynamic movements with high speed and accuracy.
  3. Optimized Cylinder Design: The design of hydraulic cylinders can be optimized to facilitate rapid and dynamic movements. Lightweight materials, such as aluminum alloys or composite materials, can be used to reduce the moving mass of the cylinder, enabling faster acceleration and deceleration. Additionally, the cylinder's internal components, such as the piston and seals, can be designed for low friction to minimize energy losses and enhance responsiveness. These design optimizations contribute to the overall speed and dynamic performance of the equipment.
  4. Accumulator Integration: Hydraulic accumulators can be integrated into the system to enhance the dynamic capabilities of hydraulic cylinders. Accumulators store pressurized hydraulic fluid, which can be rapidly released to supplement the flow from the pump during high-demand situations. This stored energy can provide an extra boost of power, allowing for faster and more dynamic movements. By strategically sizing and configuring the accumulator, the system can be optimized for the specific rapid and dynamic requirements of the equipment.
  5. System Feedback and Control: To achieve precise and dynamic movements, hydraulic systems can incorporate feedback sensors and advanced control algorithms. Position sensors, such as linear potentiometers or magnetostrictive sensors, provide real-time position feedback of the hydraulic cylinder. This information can be used in closed-loop control systems to maintain precise positioning and execute rapid movements. Advanced control algorithms can optimize the control signals sent to the valves, ensuring smooth and dynamic motion while minimizing overshooting or oscillations.

In summary, hydraulic cylinders can be integrated with equipment that requires rapid and dynamic movements by utilizing high-speed hydraulic systems, employing responsive valve control, optimizing cylinder design, integrating accumulators, and incorporating feedback sensors and advanced control algorithms. These measures enable hydraulic systems to deliver the speed, responsiveness, and precision necessary for equipment operating in dynamic environments. By leveraging the capabilities of hydraulic cylinders, manufacturers can design and integrate systems that meet the requirements of applications demanding rapid and dynamic movements.

hydraulic cylinder

How do hydraulic cylinders contribute to the efficiency of heavy machinery like excavators?

Hydraulic cylinders play a crucial role in enhancing the efficiency and performance of heavy machinery, such as excavators. These powerful hydraulic actuators enable excavators to perform various tasks efficiently and effectively. Here's a detailed explanation of how hydraulic cylinders contribute to the efficiency of heavy machinery like excavators:

1. Force and Power:

- Hydraulic cylinders provide the necessary force and power required for the excavation process. They convert hydraulic energy from the hydraulic fluid into linear mechanical force, allowing the excavator to exert significant pushing and pulling forces. The force generated by hydraulic cylinders enables the digging arm or boom of the excavator to penetrate and break through tough materials, such as soil, rocks, or concrete, with ease and efficiency.

2. Precise Control:

- Hydraulic cylinders offer precise control over the movement of excavator components. By regulating the flow of hydraulic fluid to the cylinders, operators can control the speed, direction, and positioning of the excavator's arm, boom, bucket, and other attachments. This precise control allows operators to perform delicate operations, such as fine grading or precise material placement, with accuracy and efficiency.

3. Versatility and Adaptability:

- Hydraulic cylinders enable excavators to perform a wide range of tasks by facilitating the quick and easy interchangeability of attachments. Excavators can be equipped with various specialized attachments, including buckets, breakers, grapples, and augers, which can be efficiently connected and disconnected using hydraulic cylinders. This versatility and adaptability enhance the efficiency of excavators by enabling them to tackle different tasks without the need for extensive manual adjustments or downtime.

4. Increased Productivity:

- The power and control provided by hydraulic cylinders significantly increase the productivity of excavators. Excavators equipped with hydraulic cylinders can complete tasks more quickly and efficiently compared to manual or mechanically-driven machinery. The precise control over movements allows for faster cycle times, reduced idle time, and improved overall productivity on the worksite.

5. Enhanced Digging and Lifting Capabilities:

- Hydraulic cylinders enable excavators to perform digging and lifting operations with enhanced capabilities. The force generated by hydraulic cylinders allows excavators to dig deeper and lift heavier loads compared to other types of machinery. This increased digging and lifting capacity contributes to the efficiency of excavators by reducing the number of passes required to complete a task and improving overall productivity.

6. Durability and Reliability:

- Hydraulic cylinders are designed to withstand heavy loads, challenging operating conditions, and frequent use. They are built with robust materials, such as high-strength steel, and undergo stringent quality control measures during manufacturing. The durability and reliability of hydraulic cylinders ensure that excavators can operate efficiently even in demanding environments, minimizing downtime and maximizing productivity.

7. Energy Efficiency:

- Hydraulic systems, including hydraulic cylinders, are known for their energy efficiency. Hydraulic cylinders can deliver high force outputs while consuming relatively low amounts of hydraulic fluid. This energy efficiency translates to lower fuel consumption and reduced operating costs for excavators. The efficient use of hydraulic power contributes to the overall efficiency and sustainability of heavy machinery operations.

8. Safety:

- Hydraulic cylinders play a vital role in ensuring the safety of excavator operations. They provide controlled and predictable movements, reducing the risk of sudden or uncontrolled motions. The precise control offered by hydraulic cylinders allows operators to perform tasks safely and accurately, minimizing the chances of accidents or damage to the machinery or surrounding environment.

Overall, hydraulic cylinders are essential components that significantly contribute to the efficiency of heavy machinery like excavators. By providing force, precise control, versatility, increased productivity, enhanced capabilities, durability, energy efficiency, and safety, hydraulic cylinders enable excavators to perform a wide range of tasks efficiently and effectively in various industries, including construction, mining, and landscaping.

China Good quality Telescopic Oil Cylinder Dump Truck Hydraulic Cylinder   vacuum pump engine	China Good quality Telescopic Oil Cylinder Dump Truck Hydraulic Cylinder   vacuum pump engine
editor by CX 2023-10-20