Product Description

Model
Alpha series -  Front end cylinder with double eye
FEE A149-3-03235-248-K1425
Item no.: 7571170

Product introduce
The FEE pin-to-pin cylinder is the most common telescopic in North America. These range with first stage diameters from 4.3" to 9", with strokes up to 336", and working pressures up to 3626 psi. The standard 2" spherical bearing for the top eye helps against side loads, and hard chromed pistons keep the cylinders life extended.
 

Working temperature -40°C ~ 80°C
Max. duration of extension 0.5 hour
Color RAL9005,Customize
Material CK45,ST52,ST52-3,27SiMn,Customize
Seal kit Trelleborg, Halite, Chesterton, NOK, Kayaba
Piston rod Hard chromed
Packaging Plywood case
Warranty 12 months
Payment T/T

Specification 

Max. Working pressure 250bar
Weight 128kg
Working volume 37L
Total volume 40L
Max. Cyl. Load (start tipping) 345kN

 

Extension 1 2 3
Diameter 149mm 129mm 110mm
stroke 915mm 935mm 935mm

Pictures

Company introduction
HangZhou CHINAMFG is a comprehensive manufacturing enterprise engaged in hydraulic cylinders, excavator attachment, metal casting, hydraulic components with certification approval to meet custom or OEM requirement.
 
ROCA owned factory offers customer effective-cost product with quality assurance. With its professional and experienced R&D team, CHINAMFG Hydraulic devotes itself to research and develop to optimize products applied in construction, mining, waster management, forestry, agriculture, etc. 

Hydraulic cylinders are the most effective and efficient method of pushing, pulling, lifting, and lowering. 

 

Nowadays hydraulic cylinders play an essential role in daily application and industry: 
√ Mining
√ Earthmoving & Construction
√ Agriculture &Forestry
√Waste Management & Material Handing
√Ship crane & offshore

 

Selecting the right cylinders for an application is critical in obtaining maximum performance and reliability.

 

ROCA team takes all your concerns into consideration to suit your hydraulic cylinder requirements. 

 

Together, we work out the best design solution for your application. 

FAQ 
Q1.Do you have MOQ?
      Depending on different ideas, Can be negotiated. The larger the quantity is, the competitive the unit price will be.
Q2.Should the customer pay the delivery fee, How much is it?
       For the delivery fee, many samples are being requested to be sent, so we must get the delivery fee.
       If you tell me to use the appointed Express, you will give me your express account or you will pay according to the Express.
       If you do not request, I will choose a cheap one in China.
Q3.How about the after sale service?
      1) We will always keep the quality the same as the buyer's samples and if there is something with the quality, we will make compensation for our customers.
      2) We will suggest our packing and take charge in our packing, we will keep the goods safe in the delivery.
      3) We will trace the goods from the production to selling, we will solve the problems in the selling for our customers.
Q4.When can I get a price?
      We usually quote within 24 hours after we get your inquiry.
Q5: Are you a trade company or manufacturer?
      We are a professional manufacturer with our own factory.
 

Certification: CE, ISO9001
Pressure: Medium Pressure
Work Temperature: Normal Temperature
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.

forklift hydraulic cylinder

How does a forklift hydraulic cylinder handle variations in cylinder size?

A forklift hydraulic cylinder is designed to handle variations in cylinder size and accommodate different lifting capacities. Here's an explanation of how it achieves this:

The hydraulic cylinder's ability to handle variations in cylinder size is primarily dependent on its design and the following factors:

1. Piston Diameter:

The piston diameter of the hydraulic cylinder determines the lifting force it can generate. Forklift hydraulic cylinders are designed with different piston diameters to accommodate various load capacities. Larger piston diameters provide higher lifting capacities, while smaller diameters are suitable for lighter loads. The cylinder is designed and manufactured to match the required lifting capacity based on the forklift's specifications.

2. Cylinder Construction:

The hydraulic cylinder is constructed to withstand the forces exerted during lifting operations. The materials used in its construction, such as high-strength steel, are selected based on the anticipated load capacities. The cylinder's structural integrity ensures that it can handle the stress and pressure exerted during lifting, regardless of the cylinder size.

3. Hydraulic System Pressure:

The hydraulic system pressure plays a crucial role in determining the lifting capacity of the cylinder. By increasing or decreasing the pressure of the hydraulic fluid, the lifting force generated by the cylinder can be adjusted. The forklift's hydraulic system is designed to provide sufficient pressure to match the lifting requirements of different cylinder sizes.

4. Control Valves and Flow:

The forklift's hydraulic system incorporates control valves that regulate the flow of hydraulic fluid to the cylinder. These valves allow the operator to control the speed and force of the cylinder's extension and retraction. By adjusting the flow rate, the lifting capacity can be tailored to suit the specific cylinder size and the load being lifted.

5. Sealing Mechanisms:

The hydraulic cylinder incorporates seals to prevent fluid leakage and maintain pressure. These seals, designed to accommodate different cylinder sizes, ensure a proper seal between the piston and cylinder barrel. They are selected based on the specific requirements of the cylinder size to maintain optimal performance and prevent leakage.

In summary, a forklift hydraulic cylinder handles variations in cylinder size by incorporating design elements such as piston diameter, appropriate construction materials, hydraulic system pressure, control valves, and sealing mechanisms. These factors work together to ensure that the cylinder can generate the required lifting force and withstand the forces exerted during lifting operations, regardless of the cylinder size.

forklift hydraulic cylinder

How does a forklift hydraulic cylinder handle variations in hydraulic hoses?

A forklift hydraulic cylinder is designed to handle variations in hydraulic hoses, ensuring efficient and reliable operation. Here's an explanation of how the hydraulic cylinder handles such variations:

The forklift hydraulic cylinder handles variations in hydraulic hoses in the following ways:

1. Flexibility:

The hydraulic cylinder is designed to be flexible in accommodating different lengths and sizes of hydraulic hoses. It can adapt to variations in hose lengths without compromising its functionality. This flexibility allows the hydraulic cylinder to connect seamlessly to the hydraulic system, regardless of the specific hose configuration.

2. Swivel Joints:

In some forklift hydraulic systems, swivel joints are used to connect the hydraulic hoses to the cylinder. Swivel joints allow for rotational movement, ensuring that the hoses can be properly aligned and connected to the cylinder. This feature compensates for any misalignment or variations in the hose routing, allowing for smooth operation of the hydraulic cylinder.

3. Hose Couplings and Fittings:

The hydraulic cylinder is equipped with hose couplings and fittings that provide secure and leak-free connections to the hydraulic hoses. These couplings and fittings are designed to accommodate variations in hose sizes, ensuring a tight and reliable connection. The hydraulic cylinder can handle different types of fittings, such as threaded, quick-connect, or flanged, depending on the specific hydraulic hose configuration.

4. Pressure and Flow Regulation:

The hydraulic cylinder is designed to handle variations in hydraulic pressure and flow. It can operate effectively within a specified pressure range, allowing for adjustments to accommodate different hydraulic systems or applications. The hydraulic cylinder's internal design and components are engineered to withstand the pressure and flow variations commonly encountered in hydraulic systems.

5. Safety Measures:

Forklift hydraulic cylinders incorporate safety measures to handle variations in hydraulic hoses. These measures may include pressure relief valves, check valves, or flow control valves. These components help regulate and control the hydraulic pressure and flow, ensuring safe and efficient operation of the hydraulic cylinder, even in the presence of variations or fluctuations in the hydraulic hoses.

In summary, a forklift hydraulic cylinder is designed to handle variations in hydraulic hoses through flexibility, swivel joints, hose couplings and fittings, pressure and flow regulation, and safety measures. These features ensure that the hydraulic cylinder can connect to different hose configurations, adapt to variations in hose lengths, and operate reliably within a range of hydraulic pressure and flow conditions.

forklift hydraulic cylinder

Can You Explain the Role of Hydraulic Fluid in a Forklift Cylinder?

The role of hydraulic fluid in a forklift cylinder is crucial for the proper operation and functionality of the hydraulic system. Hydraulic fluid, also known as hydraulic oil, serves multiple important functions within the forklift cylinder. Here's an explanation of its role:

  1. Transmission of Power:
  2. Hydraulic fluid is responsible for transmitting power within the forklift cylinder. The hydraulic system in a forklift uses fluid under pressure to generate force and perform various tasks. When the forklift operator activates the controls, hydraulic fluid is pressurized by the hydraulic pump and directed towards the forklift cylinder. The pressurized fluid then applies force on the piston inside the cylinder, allowing the forklift to lift heavy loads.

  3. Lubrication:
  4. Another important role of hydraulic fluid is to provide lubrication within the forklift cylinder. As the piston moves within the cylinder, there is friction between the piston seal and the cylinder wall. Hydraulic fluid acts as a lubricant, reducing friction and preventing excessive wear and tear. The lubricating properties of the hydraulic fluid ensure smooth movement of the piston and other internal components, enhancing the longevity and efficiency of the forklift cylinder.

  5. Heat Transfer:
  6. Hydraulic systems generate heat due to the mechanical and fluid friction occurring during operation. The hydraulic fluid in the forklift cylinder plays a crucial role in heat transfer. It absorbs heat generated within the cylinder and carries it away from the components, helping to maintain the optimal operating temperature. Effective heat transfer prevents overheating and ensures the hydraulic system functions reliably. Some hydraulic fluids are specifically formulated with heat-resistant properties to handle high-temperature applications.

  7. Sealing and Contamination Prevention:
  8. Hydraulic fluid helps maintain a proper seal within the forklift cylinder. The fluid fills the small gaps between the piston and cylinder wall, preventing leakage of pressurized fluid. It also helps to keep out contaminants, such as dirt, dust, and moisture, which can cause damage to the internal components. Hydraulic fluids often contain additives that provide sealing properties and protect against corrosion, maintaining the integrity of the hydraulic system.

  9. Pressure Regulation:
  10. Hydraulic fluid plays a role in pressure regulation within the forklift cylinder. The hydraulic pump pressurizes the fluid, and this pressure is transmitted to the cylinder to generate the required force for lifting loads. The properties of the hydraulic fluid, such as viscosity and compressibility, influence the pressure characteristics within the system. Proper selection of hydraulic fluid ensures the desired pressure levels are maintained, allowing the forklift to operate safely and efficiently.

  11. Contaminant Suspension:
  12. Hydraulic fluid acts as a medium for suspending and carrying away contaminants that may enter the forklift cylinder. It traps particles and debris, preventing them from settling on critical hydraulic components. This helps to maintain the cleanliness of the hydraulic system and reduces the risk of damage or clogging. Regular maintenance, including fluid filtration and replacement, is essential to ensure the hydraulic fluid effectively suspends contaminants and maintains system cleanliness.

In summary, hydraulic fluid plays a vital role in a forklift cylinder. It transmits power, provides lubrication, facilitates heat transfer, helps maintain seals, regulates pressure, and suspends contaminants. By performing these functions, hydraulic fluid ensures the smooth and efficient operation of the forklift hydraulic system, contributing to the lifting and handling of heavy loads with precision and reliability.

China best CZPT Type 70575170 Telescopic Single Acting Hydraulic Cylinder for Dumper Truck   with Best Sales China best CZPT Type 70575170 Telescopic Single Acting Hydraulic Cylinder for Dumper Truck   with Best Sales
editor by CX 2023-12-04