Product Description

Product description:
Junfu is famous brand in front-end cylinders, offering an extensive catalogue from 5 to 100 tons with bespoke solutions. Designed for rear-end tippers and tippers trailers, CHINAMFG brand front-end telescopic cylinders are known for their durability, reliability in all conditions and value for money. We believe in delivering a solution that can rapidly and successfully meet your requirements in demanding industries such as transportation, construction and mining. With high payload and longer service intervals for increased operating time, CHINAMFG brand front-end cylinders are also environmentally friendly solutions with lower oil & fuel consumption.

FC telescopic front-end cylinders are primarily designed for straight headboard dump trucks with a capacity range of over 100 tons tipping weight. Our trunnion type FC cylinder is lightweight, strong, maintenance free and offers the most added stability to the tipper. The CHINAMFG brand FC tipping cylinders have earned reputation for their reliability and value for money over many years.

Designed for for Dump Truck applications, FC series cylinder with 3-6 stages is capable of lifting more weight which in return allows trucks to be equipped with smaller cylinders reducing space and saving weight. This CHINAMFG series cylinder is mostly used in combination with a Straight Headboard Type and Trunnion Type Body Connection.

Model FC Series OEM/ODM available
Chrome yes Packing in plywood pallet
Rated pressure 22 Mpa Number of Stages 3-7
Trade mark JUNFU Annual productivity 36000 pcs

Workshop with advanced equipment:


Certificates: ISO9001, IATF 16949:2016, CE,etc.

Q1: How about your cylinders compared with HYVA cylinder ?
      Our cylinders can replace HYVA cylinder well, with same technical details and 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 quenched and 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,etc.

Q4: How about the delivery time ?
       7-15 days approximately.

Q5: How about the cylinder's quality gurantee ?
      12 months.


Certification: CE, ISO9001, IATF 16949:2016, SGS
Pressure: High Pressure
Work Temperature: Normal Temperature
Acting Way: Single Acting
Working Method: Straight Trip
Adjusted Form: Switching Type


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

How does a hydraulic ram handle variations in hydraulic hose technology?

A hydraulic ram is designed to handle variations in hydraulic hose technology. Here's a detailed explanation:

1. Compatibility: Hydraulic rams are designed to be compatible with various types of hydraulic hoses available in the market. Hydraulic hoses come in different sizes, materials, and specifications, and hydraulic ram manufacturers ensure that their products can accommodate these variations. The hydraulic ram's connectors, fittings, and seals are designed to match standard hydraulic hose sizes and connections, allowing for easy integration and compatibility.

2. Pressure Ratings: Hydraulic hoses have specific pressure ratings that indicate the maximum pressure they can withstand. Hydraulic rams are engineered to operate within the pressure limits specified by the hydraulic hoses. The hydraulic ram's components, such as seals and cylinders, are designed and selected to handle the maximum pressure rating of the hydraulic hose to ensure safe and reliable operation. This consideration allows hydraulic rams to effectively handle variations in hydraulic hose technology.

3. Flexibility and Bend Radius: Hydraulic hoses can have different levels of flexibility and bend radius based on their construction and materials. Hydraulic rams are designed to accommodate the flexibility and bend radius requirements of the hydraulic hoses they are used with. The hydraulic ram's design includes provisions for hose routing, allowing for proper hose installation without excessive bending or strain. By considering the flexibility and bend radius of hydraulic hoses, hydraulic rams ensure optimal performance and longevity of the hose assemblies.

4. Fluid Compatibility: Hydraulic hoses are designed to handle specific types of hydraulic fluids, such as mineral oil-based fluids or synthetic fluids. Hydraulic rams are constructed using materials compatible with a wide range of hydraulic fluids. The seals and other components in the hydraulic ram are selected to withstand the chemical properties of the hydraulic fluid used. This compatibility ensures that the hydraulic ram can handle variations in hydraulic hose technology without compromising performance or causing fluid leaks.

5. Industry Standards: Hydraulic hose technology is governed by industry standards and specifications. Hydraulic ram manufacturers adhere to these standards to ensure compatibility and safety. Common standards, such as SAE (Society of Automotive Engineers) or ISO (International Organization for Standardization), provide guidelines for hydraulic hose dimensions, pressure ratings, and performance requirements. Hydraulic rams are designed and manufactured in accordance with these standards to ensure reliable and consistent performance across different hydraulic hose technologies.

In summary, hydraulic rams are designed to handle variations in hydraulic hose technology through compatibility with different hose sizes and connections, consideration of pressure ratings, flexibility and bend radius requirements, fluid compatibility, and adherence to industry standards. These design considerations ensure that hydraulic rams can effectively and safely operate with various hydraulic hose technologies in different applications.

hydraulic cylinder

How is a hydraulic ram different from other hydraulic devices?

A hydraulic ram differs from other hydraulic devices in several key aspects. Here's a detailed explanation:

1. Working Principle: The hydraulic ram operates based on the principle of water hammer effect and utilizes the kinetic energy of flowing water to pump a portion of that water to a higher elevation. In contrast, other hydraulic devices, such as hydraulic cylinders or hydraulic motors, typically rely on pressurized fluid, usually oil or hydraulic fluid, to generate mechanical force or rotational motion.

2. Energy Source: The hydraulic ram harnesses the energy of flowing water, which is often a renewable and readily available energy source. It does not require external power sources, such as electricity or fossil fuels, to operate. On the other hand, other hydraulic devices typically rely on external power, such as electric motors or engines, to drive the hydraulic fluid and generate hydraulic force or motion.

3. Application: The primary application of a hydraulic ram is to pump water from a lower elevation to a higher elevation, typically for irrigation, water supply, or other similar purposes. It is commonly used in areas with a natural flow of water. In contrast, other hydraulic devices have a wide range of applications across various industries, including construction, manufacturing, automotive, and aerospace. Hydraulic cylinders are commonly used for linear actuation and force generation, while hydraulic motors are used for rotating machinery and motion control.

4. Control and Adjustability: Hydraulic rams have limited control and adjustability compared to other hydraulic devices. The operation of a hydraulic ram is primarily dependent on the water flow and pressure fluctuations. While adjustments can be made to the valve opening or air vessel size, the control over the hydraulic ram's performance is relatively limited. In contrast, other hydraulic devices offer greater control and adjustability through the use of control valves, flow regulators, pressure sensors, and other components. This allows for precise control of force, speed, and direction in hydraulic systems.

5. Complexity and Components: Hydraulic rams are relatively simple in design and have fewer components compared to other hydraulic devices. They typically consist of a drive pipe, delivery pipe, valve, and air vessel. Other hydraulic devices, such as hydraulic cylinders or hydraulic motors, often have more complex designs with additional components, such as pistons, seals, control valves, and hydraulic lines. The complexity of these devices allows for a wider range of functionalities and precise control but also requires more intricate maintenance and system design.

6. Efficiency: Hydraulic rams are known for their efficiency in converting the energy of flowing water into mechanical work. They can achieve high efficiency levels, especially when properly designed and installed. Other hydraulic devices can also be highly efficient, but their efficiency can be influenced by factors such as fluid leaks, friction losses, and mechanical inefficiencies in the system.

Overall, the hydraulic ram stands out as a specialized hydraulic device that utilizes the energy of flowing water for pumping applications. While it may have limitations in terms of control and adjustability compared to other hydraulic devices, its unique working principle and reliance on renewable energy make it a suitable choice in specific situations where a natural water source is available.

China best Front Mounting Hydraulic Lifting RAM with IATF 16949 for Dump Truck   vacuum pump engine	China best Front Mounting Hydraulic Lifting RAM with IATF 16949 for Dump Truck   vacuum pump engine
editor by CX 2023-11-17