Product Description
Product Description
| ITEM | FEATURES |
| Material | Carbon Steel,Alloy Steel,Stainless Steel,27SiMn,SAE1045(45#),SAE1571(20#),16Mn(Q345B),Bronze Parts, etc. |
| Honed Tube | 40-300mm, Cold Drawn, Heat Treatment, Honing, Rolling, Forging |
| Piston Rod | 30-280mm, Ground & Polished, Plated Nickel or Hard Chrome or Ceramic |
| Seal Kit | 1. Parker, Merkel, Hallite, NOK, Trelleborg, Kaden, China Made, etc. 2. Suitable for different working condition and requirements. |
| Technology | Parker,Custom Hoist, Hyco,HYVA, Meiller
SAT,DAT |
| Mounting Type | Pin-eye/Flange/Trunnion/Ball mount/Screw Thread, etc. FC, FE, FEE, FSE,TPIN |
Specification
| Bore Size | 40mm/Customize Request |
| Rod Size | 25mm/Customize Request |
| Stroke | 180mm/Customize Request |
| Working Medium | Hydraulic Oil |
| Working Pressure | 16-20MPa |
| Temperature Range | -20°C to +100°C |
| Painting | 1. High Quality Paint 2. Sandblasting, Primer Paint, Middle Paint, Finish paint 3. Color according to customer demands |
Detailed Photos
Production Process
Warehouse Overview
Product Applications
Excavator is the most widely used construction machinery.
The shock load, harsh working environment, precision movement control require high standards on excavator cylinders.
CHINAMFG guarantees excavator cylinder high performance of abrasion resistance and operation stability in any harsh condition has and gains recognition from every CHINAMFG customer with good quality at a lower cost.
CHINAMFG manufactures full-size excavator cylinders for mini excavators to largeexcavators.
Xihu (West Lake) Dis. Mining Group Co., Ltd. is a sizable multinational mining group performing most competitively in Chinese mining industry. CHINAMFG locate in the same CHINAMFG Mining output area, as the mining cylinder plant that grew up in the mining industry, we repair and reman a lot of mining haul truck cylinder. For a decade CHINAMFG has been focused on the production of various types of imported mine-used off-highway trucks & mining trucks.Our cylinders are mainly applied to world-famous brands such as Cat, Komatsu, Hitachi, BELAZ, and other famous international brands.
Single-Acting Telescopic Cylinders
This type of cylinder applies hydraulic pressure in 1 direction only and the return of the telescopic stages is by load such as a truck-trailer.
CHINAMFG single-acting multistage hoists are used widely throughout the transport sector, where they are used in tip trucks servicing agriculture, earthmoving, construction, food processing applications.
Double-Acting Telescopic Cylinder
This type of cylinder is constructed with porting to both the annular and full bore area so hydraulic pressure can be applied to both surfaces and the cylinder stages can move in multiple directions without the need of an outside force, such as gravity.ROCA double-acting multi-stage cylinders are used in a wide variety of applications across many industries where space restrictions prohibit the use of a rod cylinder and require a compact telescopic cylinder design.
There are a wide range of products in the cylinder industry and having a specialist working on behalf of the customer is very important. With our years of experience, our business is positioned to provide prompt service, value and long lasting customer relationships.We work toward getting you better products and better service with competitive price.
Company Profile
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.
1. CHINAMFG Hydraulic parts factory focus on the high quality hydraulic cylinder. Our products are widely used in, refuse and recycling, construction, mining, material handling, agriculture, and every specific industry.
2. GS Machinery foundry produces industrial metal castings include Hydraulic piston pump parts, Valve parts, Construction, Mining Machinery Parts, and Auto Parts.
We accept OEM orders, and especially capable of developing and producing single/double-acting telescopic cylinder for dump truck/trailer, roll-off hoist equipment application.
For more than 10 years, CHINAMFG have provided end users with reliable high quality hydraulic products, which has saved user costs and maximized engineering benefits.
Roca R&D team works with customer to ensure their goal become reality, and their products are the best quality. With our in place best-in-class development group that offers unprecedented service and support.
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 factory.
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| Certification: | CE, ISO9001 |
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| Pressure: | Medium Pressure |
| Work Temperature: | Normal Temperature |
| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How does a single-acting hydraulic cylinder handle variations in cylinder size and capacity?
A single-acting hydraulic cylinder is designed to handle variations in cylinder size and capacity. Here’s a detailed explanation:
Single-acting hydraulic cylinders are versatile components used in various applications that require linear force and movement. They are available in different sizes and capacities to accommodate a wide range of operational requirements.
Here are some key aspects of how single-acting hydraulic cylinders handle variations in cylinder size and capacity:
1. Bore Diameter: The bore diameter of a single-acting hydraulic cylinder determines its size. Cylinders with larger bore diameters are capable of exerting greater force and accommodating larger loads. Manufacturers offer single-acting cylinders with a range of bore sizes, allowing users to select the appropriate cylinder size based on the desired force output for their specific application.
2. Stroke Length: The stroke length of a single-acting hydraulic cylinder refers to the distance the piston can travel within the cylinder. Longer stroke lengths enable the cylinder to extend or retract over a greater distance. Single-acting cylinders are available with various stroke length options to meet different operational requirements.
3. Piston Rod Diameter: The piston rod diameter of a single-acting hydraulic cylinder affects its strength and load-bearing capacity. Cylinders with thicker piston rods can withstand higher loads and provide increased stability. Manufacturers offer single-acting cylinders with different piston rod diameters to accommodate variations in load capacity.
4. Load Capacity: Single-acting hydraulic cylinders are designed to handle different load capacities. The load capacity is influenced by factors such as the cylinder’s bore diameter, piston rod diameter, and overall construction. Manufacturers provide specifications and guidelines indicating the maximum load capacity that a particular single-acting cylinder can safely handle.
5. Customization: In some cases, users may require single-acting hydraulic cylinders with specific size and capacity requirements that are not readily available as standard options. In such instances, manufacturers often offer customization services, allowing customers to order cylinders tailored to their unique specifications.
It is crucial to select a single-acting hydraulic cylinder with the appropriate size and capacity for a given application. Factors such as the required force output, load capacity, and operational conditions should be considered when choosing the cylinder size and capacity.
In summary, single-acting hydraulic cylinders handle variations in cylinder size and capacity through the availability of different bore diameters, stroke lengths, and piston rod diameters. Manufacturers offer a range of options to meet various load requirements, and customization services are available for unique applications. By selecting the right cylinder size and capacity, users can ensure optimal performance and reliability in their hydraulic systems.

Can single-acting hydraulic cylinders be used in mining equipment?
Yes, single-acting hydraulic cylinders can be used in mining equipment. Here’s a detailed explanation:
Mining operations involve heavy-duty equipment that requires robust and reliable hydraulic systems to perform various tasks. Single-acting hydraulic cylinders offer several advantages that make them suitable for use in mining equipment. Here are some key points on the application of single-acting hydraulic cylinders in mining:
1. High Force Generation: Mining equipment often needs to exert significant force to perform tasks such as rock drilling, material extraction, or lifting heavy loads. Single-acting hydraulic cylinders are capable of generating high force in a single direction, making them well-suited for these demanding applications. The cylinders can generate the necessary force to operate hydraulic jacks, crushers, conveyors, and other mining machinery effectively.
2. Durability and Reliability: Mining environments can be harsh, with factors such as dust, dirt, debris, and extreme temperatures. Single-acting hydraulic cylinders are designed to withstand these challenging conditions. They are built with durable materials such as high-strength steel and can be equipped with protective coatings or seals to resist abrasion, corrosion, and contamination. This rugged construction ensures the longevity and reliability of the cylinders in mining equipment.
3. Compact Design: Mining equipment often operates in tight spaces or confined areas, such as underground mines. Single-acting hydraulic cylinders have a compact design, which allows them to be installed in restricted spaces without sacrificing performance. The compact size also contributes to weight savings, which is beneficial for mobile mining equipment that needs to be transported or maneuvered within the mining site.
4. Precise Control: Single-acting hydraulic cylinders offer precise control over force and movement. This is essential in mining operations where accuracy and repeatability are crucial. The hydraulic system associated with the cylinder allows for fine adjustments in pressure, flow, and speed, enabling operators to control the equipment’s actions precisely. This precise control enhances productivity, safety, and efficiency in mining operations.
5. Versatility: Single-acting hydraulic cylinders are versatile and can be used in a wide range of mining equipment. They are suitable for applications such as roof support systems, hydraulic shovels, loaders, haul trucks, hydraulic hammers, and more. The cylinders can be customized and integrated into different mining machinery designs to meet specific requirements.
6. Safety Considerations: Mining operations prioritize safety due to the hazardous nature of the work environment. Single-acting hydraulic cylinders can incorporate safety features such as overload protection, emergency stop mechanisms, or fail-safe systems. These safety measures help prevent accidents, equipment damage, or system failures, ensuring the well-being of mining personnel and the integrity of the equipment.
When selecting single-acting hydraulic cylinders for mining equipment, it is important to consider factors such as load capacity, operating conditions, maintenance requirements, and compliance with industry standards and regulations. Regular inspection, maintenance, and proper lubrication are also essential to ensure optimal performance and longevity of the cylinders in mining applications.
In summary, single-acting hydraulic cylinders can be effectively used in mining equipment due to their high force generation capabilities, durability, compact design, precise control, versatility, and safety considerations. These features make them well-suited for the demanding and challenging conditions encountered in mining operations.

What are the advantages of using single-acting hydraulic cylinders in hydraulic systems?
Using single-acting hydraulic cylinders in hydraulic systems offers several advantages. Here’s a detailed explanation:
1. Simplicity and Cost-Effectiveness: Single-acting hydraulic cylinders have a simple design, consisting of a piston, cylinder, and hydraulic fluid. This simplicity makes them cost-effective to manufacture, purchase, and maintain compared to more complex hydraulic cylinders. Their straightforward construction also facilitates easier installation and troubleshooting.
2. Unidirectional Force: Single-acting hydraulic cylinders generate force in one direction, typically extending the piston. This unidirectional force output is advantageous in applications where force is required in one direction only, such as lifting, pushing, or pressing tasks. The absence of a return stroke simplifies the hydraulic circuit and reduces complexity.
3. Efficient Power Transfer: Single-acting hydraulic cylinders offer efficient power transfer from the hydraulic fluid to the load. When hydraulic pressure is applied to the cylinder’s pressure chamber, it generates a linear force that moves the piston. This force is transmitted directly to the load, resulting in efficient power transmission without energy loss.
4. Compact and Lightweight: Single-acting hydraulic cylinders are generally compact and lightweight, making them suitable for applications with space or weight restrictions. Their compact size allows for easier integration into hydraulic systems, while the reduced weight minimizes the overall system weight. This can be advantageous in mobile or portable hydraulic equipment.
5. Reduced Complexity: Compared to double-acting hydraulic cylinders that require hydraulic fluid flow in both directions, single-acting cylinders have simpler hydraulic circuitry. This reduced complexity can lead to easier system design, installation, and maintenance. Additionally, the absence of a return stroke simplifies the control and valve requirements in the hydraulic system.
6. Lower Initial Cost: Single-acting hydraulic cylinders typically have a lower initial cost compared to double-acting cylinders. This cost advantage makes them an attractive choice for applications with budget constraints. However, it’s important to consider the specific requirements of the application and evaluate the overall cost-effectiveness, including factors such as performance, maintenance, and lifecycle costs.
7. Reliable and Durable: Single-acting hydraulic cylinders are known for their reliability and durability. With fewer moving parts and simpler construction, they are less prone to mechanical failures. This reliability ensures consistent performance and reduces downtime, resulting in increased productivity and operational efficiency.
8. Wide Range of Sizes and Capacities: Single-acting hydraulic cylinders are available in a wide range of sizes and capacities to suit various application requirements. Whether it’s a small-scale application or a heavy-duty industrial task, there are single-acting cylinders available to meet the specific force and stroke requirements.
In summary, the advantages of using single-acting hydraulic cylinders in hydraulic systems include simplicity and cost-effectiveness, unidirectional force output, efficient power transfer, compactness and lightweight design, reduced complexity, lower initial cost, reliability and durability, and a wide range of sizes and capacities. These advantages make single-acting hydraulic cylinders suitable for a variety of applications, offering effective and economical force generation in hydraulic systems.


editor by Dream 2024-04-24