Product Description
Hydraulic Ram for Mining Equipment Repair
(We can make the Hydraulic Cylinders according to the client’s requirements or drawings, and you can choose the color of the hydraulic cylinder that you need).
Company Introduction:
ZheJiang CHINAMFG hydraulic co., ltd. sets up in 1994, is a specialized custom hydraulic cylinder for tipper truck manufacturing enterpirise which takes up with design, manufacturer, sell hydraulic products. The company covers an area of 180,000 square meters, with 500 emplayees in it. There are 700 sets of manufacturing equipments, such as cold drawing production lines, surface treatment production line, boring and rolling production line, various of digital-control machining and testing equipment.
>Professional manufacturer& supplier of Hydraulic Cylinders for more than 20 years;
>Hydraulic Cylinders Certification ISO9001:2008, SGS, TS16949, RoHS, CNAS Certification;
>Experience in export North America, Australia, Asia, Middle East, Africa;
>Hydraulic Cylinders can be Make according to client’s requirements;
>The Hydraulic Cylinders can be used for Dump Truck, Tipper Truck, Trailer, Agricultural Machinery, Engineering Machinery, Garbage Truck, Landing Platform etc;
>We are the supplier of Sinotruk, CNHTC, CIMC, Wuzheng, Beiben Truck, Baic Group, FOTON, HOWO, JAC, ZheJiang Hyundai, Xihu (West Lake) Dis.n, ZheJiang Automobile, most of famous truck manufacturing and refitting company use our telescopic cylinder as first choice.
| HS Code | 8412210000 |
| Application | Dump truck, Tipper, Dump Trailer |
| Material of cylinder tube | Alloy steel |
| Seal | Hallite, SKF, NOK, Guarnitec, Parker |
| Coating | All tubes are chrome plated |
| Working pressure | 16mpa-23mpa |
| Stroke | 3000mm-11000mm |
| Color | red black blue gray, according to customer’s requirement |
| Mounting Type | Earring-trunnion, double trunnion, double earring (eye end) |
| Certification | ISO/TS16949 |
| Package | shrink film, pallet, plywood case and carton |
| Warranty | One year after shipping arrival |
| Main export market | US, Canada, South Korea, Russia, Australia, Indonesia, Malaysia, Kenya, Philippines, Xihu (West Lake) Dis.via, the United Arab Unites, Singapore |
| Payment terms | T/T, L/C, West Union |
| Delivery time | 30 days after down payment |
| Cylinder diameter One stage/two stage(mm) |
Rod diameter One stage/twostage(mm) |
Code | Working pressure(MPa) | Setting load (kN) |
Effective Resistance (kN) |
One-stage stroke (mm) |
Two-stage stroke (mm) |
Mounting distance (mm) |
| 200/400 | 185/130 | F091-30 | 36.6 | 944.8 | 1150 | 743 | 751 | 1290 |
| 200/400 | 185/130 | GF091-30 | 38.2 | 942 | 1200 | 696 | 704 | 1385 |
| 200/400 | 185/130 | GF54-69 | 39 | 951 | 1205 | 746 | 763 | 1435 |
| 210/160 | 190/140 | Z046-30 | 37.5 | 1090 | 1300 | 810 | 780 | 1200 |
| 210/160 | 190/140 | Z068-46 | 36.7 | 1051 | 1240 | 805 | 790 | 1106 |
| 230/180 | 220/160 | Y033-30 | 38.5 | 1308 | 1600 | 963 | 920 | 1371 |
| 230/180 | 220/160 | Y066-45 | 39.6 | 1410 | 1690 | 980 | 960 | 1405 |
| 230/180 | 220/160 | F055-30 | 32.5 | 1246 | 1390 | 740 | 765 | 1270 |
| 230/180 | 220/160 | F075-30 | 37 | 1307.8 | 1550 | 757 | 732 | 1320 |
| 230/180 | 220/160 | H10003-30 | 35 | 1290.6 | 1454 | 1050 | 1571 | 1673 |
| 250/180 | 235/160 | ZTF650-31 | 33.1 | 1546 | 1625 | 655 | 655 | 1410 |
| 250/180 | 235/160 | Y146-31 | 36.7 | 1546 | 1800 | 503 | 478 | 947 |
| 250/180 | 235/160 | F007-30 | 39.7 | 1546 | 1800 | 600 | 575 | 1044 |
| 280/200 | 260/185 | F085-30 | 34.5 | 1938 | 2125 | 1050 | 940 | 1570 |
| 280/200 | 260/185 | TY073A-30 | 34.5 | 1938 | 2125 | 1300 | 1190 | 1820 |
| 280/200 | 260/185 | ZFG900-300 | 36.5 | 1940 | 2250 | 824 | 777 | 1591 |
| 320/230 | 295/210 | Y571-30 | 42.4 | 2532 | 3400 | 1055 | 1005 | 1470 |
| 320/230 | 295/210 | ZT/SLJ320c | 42.3 | 2533 | 3400 | 1065 | 1085 | 1515 |
| 360/270 | 340/230 | ZF86-30 | 42.2 | 3206 | 4293 | 840 | 846 | 1280 |
| 360/270 | 340/230 | Y190A-30 | 42.3 | 3206 | 4300 | 759 | 765 | 1265 |
| 360/270 | 340/230 | GY042-30 | 42.3 | 3206 | 4300 | 1040 | 1571 | 1800 |
| 400/290 | 380/260 | GY571-31 | 43 | 3956 | 5400 | 1285 | 1280 | 2290 |
| 400/290 | 380/260 | ZY120Q.03 | 43 | 3956 | 5400 | 1200 | 1170 | 2180 |
| 500/380 | 470/355 | ZT/SLJ500b | 42 | 6185 | 8247 | 1810 | 1805 | 2448 |
Production Process:
>Owned plating plant founded in 1998;
>Owned honed tube plant founded in 2000;
>Owned Heat treatment founded in 1995;
>Each processing under our control, each products, every step under strict quality control;
Exhibitions& Customers:
>We are the supplier of Sinotruk, CNHTC, CIMC, Wuzheng, Beiben Truck, Baic Group, FOTON, HOWO, JAC, ZheJiang Hyundai, Xihu (West Lake) Dis.n, ZheJiang Automobile, most of famous truck manufacturing and refitting company use our telescopic cylinder as first choice.
>We attended each Bauma exhibition, the world grade fair for construction equipments, building material machines, mining machines and earn much more opportunity to extend our business to oversea market.
customized big bore Hydraulic Cylinder for Offshore Platform machinery
Quality Control:
>All specification is designed by professional engineer.
>All material is high quality-Seal kits were purchased from USA, Japan, UK and Sweden.
>All material is processed by skilled workers and advanced CNC lathe
>All cylinders are 100% tested before package to ensure every cylinder is qualified for its purpose
>Package is air cushion film for each cylinder and steel case for all cylinders to ensure goods can arrive at customer safely
>One year warranty and long time track service is offered to solve any problems you meet after sale.
Certificated:
Guarantee and after sale service:
>7 x 24 hours technical support through email
>Goods will be delivered safely on time
>One year guarantee after destination port arrival
>Life long time track service
| Material: | Steel |
|---|---|
| Usage: | Lifting, Paushing and Falling |
| Structure: | Piston Cylinder |
| Power: | Hydraulic |
| Standard: | Standard |
| Pressure Direction: | Double-acting Cylinder |
| Customization: |
Available
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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.

Can hydraulic rams be employed in material handling equipment for pushing or lifting?
Yes, hydraulic rams are commonly employed in material handling equipment for pushing or lifting operations. Here’s a detailed explanation:
1. Pushing Operations: Material handling equipment, such as forklifts, pallet jacks, or skid steer loaders, often require the ability to push heavy loads. Hydraulic rams are utilized in these machines to provide the necessary pushing force. The hydraulic ram is connected to the machine’s hydraulic system and applies force to a pushing mechanism, such as forks or blades, allowing the equipment to move and push materials efficiently. The force generated by the hydraulic ram enables smooth and controlled pushing operations, enhancing productivity in material handling tasks.
2. Lifting Operations: Hydraulic rams are extensively employed in material handling equipment for lifting heavy loads. Equipment such as cranes, scissor lifts, or hydraulic elevators utilize hydraulic rams as lifting mechanisms. The hydraulic ram, typically in the form of a hydraulic cylinder, is connected to the equipment’s hydraulic system and exerts force to raise or lower the load. By extending or retracting the hydraulic ram, the equipment can lift or lower materials with precision. The hydraulic system provides the necessary power and control for safe and efficient lifting operations.
3. Load Capacity and Control: Hydraulic rams are designed to handle a wide range of load capacities in material handling equipment. The size and specifications of the hydraulic ram are determined based on the required lifting or pushing force. By selecting the appropriate hydraulic ram, material handling equipment can effectively handle various loads, from light to extremely heavy. Additionally, hydraulic systems offer precise control over the movement of the hydraulic ram, allowing operators to lift or push materials with accuracy and control, minimizing the risk of damage or accidents.
4. Safety Features: Material handling equipment employing hydraulic rams often incorporate safety features to ensure safe operation. These features may include overload protection, safety valves, or locking mechanisms to prevent accidental movement or collapse of the hydraulic ram. Safety measures contribute to the safe and reliable use of hydraulic rams in material handling equipment, protecting both operators and the materials being handled.
5. Versatility and Adaptability: Hydraulic rams offer versatility and adaptability in material handling equipment. They can be integrated into various types of equipment, including mobile or stationary machines, and are suitable for different environments and industries. Hydraulic rams can be customized to meet specific requirements, such as stroke length, speed, or load capacity, ensuring optimal performance in material handling applications.
In summary, hydraulic rams are commonly employed in material handling equipment for pushing or lifting operations. They provide the necessary force, load capacity, and control to efficiently handle materials. With their safety features, versatility, and adaptability, hydraulic rams play a crucial role in enhancing productivity and safety in material handling processes.

Can you explain the purpose and applications of hydraulic rams?
The purpose of hydraulic rams is to pump water from a lower elevation to a higher elevation using the energy of flowing water. They have various applications in different fields. Here’s a detailed explanation:
1. Water Supply: Hydraulic rams are commonly used in water supply systems to pump water from a natural water source, such as a river or a stream, to a higher elevation. They can provide a reliable and efficient method of delivering water to areas that are located uphill or at a distance from the water source. This application is particularly useful in rural areas, agricultural settings, and remote locations where access to electricity or conventional pumping systems may be limited.
2. Irrigation: Hydraulic rams play a crucial role in agricultural irrigation. They can be used to pump water from a nearby water source, such as a river or a reservoir, to fields located at higher elevations. By utilizing the energy of flowing water, hydraulic rams eliminate the need for electricity or fuel-powered pumps, making irrigation systems more cost-effective and sustainable.
3. Drainage and Flood Control: Hydraulic rams can also be employed in drainage and flood control systems. They can be used to pump excess water from lower-lying areas to higher elevations or drainage channels. By utilizing the energy of flowing water, hydraulic rams can effectively remove water from flood-prone areas without the need for external power sources.
4. Water Recycling and Treatment: Hydraulic rams are utilized in water recycling and treatment systems. They can pump water from lower treatment stages to higher stages, facilitating the movement of water through different treatment processes. Hydraulic rams provide a sustainable and energy-efficient solution for water treatment facilities.
5. Hydropower Generation: In addition to pumping applications, hydraulic rams can also be used to generate hydropower. By harnessing the energy of flowing water, hydraulic rams can drive turbines or generators to produce electricity. This application is particularly useful in off-grid locations or areas with access to a reliable water source but limited electrical infrastructure.
6. Environmental Applications: Hydraulic rams are employed in various environmental applications, including fish passage systems, water circulation in aquaculture facilities, and water feature installations. Their ability to pump water without external power sources makes them suitable for environmentally sensitive areas.
Overall, hydraulic rams provide a sustainable and efficient solution for pumping water to higher elevations in a wide range of applications. They are particularly beneficial in areas with a natural flow of water and where access to electricity or conventional pumping systems is limited or impractical.


editor by CX 2023-11-20