Product Description
Chinese Manufacture Boom Cylinder Dump Truck Use Hydraulic Cylinder Telescopic
Product Features
| 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 | 360mm/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.
ROCA 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.
Roca 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.
ROCA 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.
CHINAMFG 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.
CHINAMFG 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: | RoHS, CE, ISO9001 |
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| Pressure: | High Pressure |
| Work Temperature: | High 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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Can telescopic cylinders be used in material handling equipment for reach and lift?
Yes, telescopic cylinders are commonly used in material handling equipment to provide reach and lift capabilities. Here’s a detailed explanation:
Role in material handling:
Telescopic cylinders play a crucial role in material handling equipment by extending the reach and enabling the lifting of heavy loads. These cylinders are typically employed in equipment such as forklifts, telehandlers, reach stackers, and aerial work platforms.
Reach extension:
Telescopic cylinders allow material handling equipment to extend their reach by extending the boom or lifting arm. The nested design of the cylinder, with multiple stages that retract inside one another, enables the equipment to achieve a longer reach when required. By extending the telescopic cylinder, operators can access materials at greater heights or reach into confined spaces.
Lifting capacity:
Telescopic cylinders provide the necessary lifting force to handle heavy loads in material handling equipment. The cylinder’s bore size, rod diameter, and overall construction are engineered to withstand the forces exerted during lifting and ensure safe and efficient load handling.
Precision control:
Telescopic cylinders offer precise control over the extension and retraction of the lifting arm or boom. The hydraulic control system regulates the flow of hydraulic fluid to each stage of the cylinder, allowing for smooth and controlled movement. This precise control is essential in material handling applications to ensure accurate positioning of loads and safe operation.
Compactness and flexibility:
Telescopic cylinders contribute to the compactness and flexibility of material handling equipment. By retracting the cylinder stages, the overall length of the equipment can be minimized, making it easier to maneuver in tight spaces. Additionally, the ability to extend and retract the telescopic cylinder provides flexibility in adjusting the reach and adapting to different working conditions.
Variety of material handling equipment:
Telescopic cylinders are utilized in a wide range of material handling equipment to enhance reach and lift capabilities. Forklifts, for example, often incorporate telescopic cylinders to extend the forks and reach into pallet racks. Telehandlers and reach stackers utilize telescopic cylinders to extend the lifting arm and reach high stacking heights. Aerial work platforms utilize telescopic cylinders to extend the platform and provide elevated access for maintenance or construction tasks.
Advantages of telescopic cylinders in material handling:
Telescopic cylinders offer several advantages in material handling equipment:
- Increased reach: Telescopic cylinders allow operators to extend the equipment’s reach, enabling access to materials at greater heights or in confined spaces.
- Enhanced lifting capacity: Telescopic cylinders provide the necessary lifting force to handle heavy loads, expanding the equipment’s lifting capabilities.
- Precision and control: The hydraulic control system of telescopic cylinders allows for precise and controlled movement, ensuring accurate load positioning and safe operation.
- Compactness and flexibility: By retracting the cylinder stages, material handling equipment can be more compact and maneuverable, adapting to different working environments.
Overall, telescopic cylinders are widely used in material handling equipment to extend reach and enhance lifting capabilities. Their precise control, compactness, and flexibility make them essential components in various material handling applications.
It’s important to consult the equipment manufacturer’s documentation and guidelines for specific information on the telescopic cylinder’s capabilities, maintenance requirements, and safety considerations.
Can telescopic cylinders be used in forestry equipment for tree handling?
Yes, telescopic cylinders are commonly used in forestry equipment for tree handling tasks. Here’s a detailed explanation:
Tree felling and extraction:
Telescopic cylinders play a vital role in tree felling and extraction operations. They are utilized in equipment such as feller bunchers, harvesters, and forwarders. Telescopic cylinders provide the necessary force to cut down trees and extract them from the forest. The cylinders are used in combination with cutting heads, grapples, or clamps to grip, hold, and manipulate trees during the felling and extraction processes.
Boom and arm extension:
In forestry equipment, telescopic cylinders are employed to extend the booms and arms of machinery. This extension capability allows operators to reach trees located at various distances and heights, facilitating efficient tree handling. Telescopic cylinders enable the equipment to adapt to different tree sizes and positions, enhancing productivity and reducing manual labor.
Precise control:
Telescopic cylinders provide precise control over tree handling movements. The hydraulic control system allows operators to extend and retract the cylinders with accuracy, enabling controlled positioning of trees during felling, extraction, or stacking. This precise control is crucial for ensuring operator safety, preventing damage to the equipment or surrounding environment, and optimizing operational efficiency.
Load handling and stacking:
Telescopic cylinders support load handling and stacking operations in forestry equipment. They provide the necessary lifting force to handle tree logs and facilitate stacking for transportation or processing. The cylinders work in conjunction with grapples, forks, or other attachments to securely grip and manipulate tree logs during loading, unloading, or stacking activities.
Stability and balance:
Telescopic cylinders contribute to the stability and balance of forestry equipment during tree handling tasks. The controlled extension and retraction of the cylinders help maintain the proper weight distribution and prevent tipping or imbalance when handling heavy tree logs. This ensures the safety of operators and equipment in challenging forestry environments.
Advantages of telescopic cylinders in forestry equipment:
Telescopic cylinders offer several advantages in tree handling applications:
- Enhanced reach: Telescopic cylinders enable extended reach, allowing operators to access trees at various distances and heights.
- Precise control: The hydraulic control system provides precise control over tree handling movements, ensuring accurate positioning and manipulation.
- Efficient load handling: Telescopic cylinders provide the necessary force for lifting, holding, and stacking tree logs, improving efficiency in forestry operations.
- Adaptability: The extension capability of telescopic cylinders allows for adaptation to different tree sizes and positions, enhancing versatility in tree handling tasks.
- Stability and safety: Telescopic cylinders contribute to equipment stability and operator safety by maintaining proper weight distribution during tree handling activities.
Overall, telescopic cylinders are widely used in forestry equipment for tree handling tasks, offering extended reach, precise control, efficient load handling, adaptability, and stability. They enhance the productivity, safety, and efficiency of forestry operations.
It’s important to consult the equipment manufacturer’s documentation and guidelines for specific information on the integration, operation, and maintenance of telescopic cylinders in forestry equipment.
How does a telescopic cylinder handle variations in extension and retraction?
A telescopic cylinder is designed to handle variations in extension and retraction through its inherent structure and hydraulic system. Here’s a detailed explanation:
Handling variations in extension:
When extending a telescopic cylinder, each stage or sleeve extends successively, one inside the other, to achieve the desired stroke length. This nested structure allows for incremental extension, providing flexibility in adapting to different extension requirements. The hydraulic system supplies pressurized fluid to each stage’s piston, generating the necessary force for extension. The internal flow paths in the cylinder ensure synchronized movement of the stages, allowing for controlled and precise extension.
Handling variations in retraction:
During retraction, the telescopic cylinder stages retract in the reverse order of extension. The hydraulic system controls the flow of fluid to each stage, allowing for controlled retraction. The nested structure of the cylinder ensures that each stage retracts smoothly inside the preceding stage. The hydraulic pressure and flow are regulated to prevent rapid or uncontrolled retraction, ensuring safe and stable operation.
Compensating for variations:
Telescopic cylinders are designed to compensate for variations in extension and retraction through their hydraulic control systems. The hydraulic system can be adjusted to vary the flow rate, pressure, or force applied to each stage, allowing for fine-tuning and accommodating different extension and retraction requirements. Additionally, the locking mechanisms incorporated in telescopic cylinders help maintain the extended position securely, compensating for external forces or variations in loads.
Overall, the nested structure, hydraulic system, and locking mechanisms of telescopic cylinders provide the necessary flexibility and control to handle variations in extension and retraction. This enables the cylinders to adapt to different operating conditions, loads, and stroke length requirements in various applications.
It’s important to follow the manufacturer’s guidelines and recommendations for proper operation, maintenance, and adjustment of telescopic cylinders to ensure their reliable and safe performance.
editor by CX 2024-01-16