Product Description
Hydraulic Cylinder for Coal Mining with Competitive Price
CHINAMFG Hydraulic Co.,LTD is specialized in design, R&D,and manufacturing of hydraulic cylinder/ system with over 20years’ experience, company cover an area of 180,000 square meters, there are 600 employees and 700 sets of equipment, annual output more than 200,000 sets.
History of Wantong:
>Dump truck telescopic hydraulic cylinder was successsfully developed in 2002;
>Began to cooperate with famous brands companies ,Such as CHINAMFG ,SHACMAN in 2005;
>Passed ISO/TS 16949 International Quality management system certification in 2006;
>Began to cooperate with ZMJ,Co.,Ltd in 2009;
>The electroplating production line was completed and had passed the acceptance of environmental impact assessment in 2012;
>Has been raised as a listed Company in 2014;
>Cylinder with 10-stage .22-meter stroke for project was successfully developed in 2015;
>The North American Type Thin-Walltelescopic cylinder was successfully developed in 2015;
>Hydro-Pneumatic Spring and Suspension System was successfully developed in 2016;
| HS Code | 8412210000 |
| Application | Coal mining equipment |
| Material of cylinder tube | Alloy steel |
| Seal | Hallite,NOK, Guarnitec, Parker |
| Coating | All tubes are chrome plated |
| Working pressure | 16Mpa-30Mpa |
| Stroke | As customer demand |
| Color | red black blue gray, according to customer’s requirement |
| Mounting Type | Earring-trunnion, double trunnion Etc |
| Package | pallet, plywood case |
| Warranty | Period of 14 months from the date of manufacture.The manufacture date is engraved on the label of every cylinder. |
| 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, |
| Delivery time | 20 days after down payment |
Production Process:
>Each processing under our control, each products, every step under strict quality control;
Exhibitions& Customers:
>We are the supplier of SINOTRUK, CIMC, JAC, SHACMAN, ZMJ and YANKUANG GROUP
manufacturing and refitting company use our telescopic cylinder as first choice.
>We attended each Bauma exhibition, the world trade fair for construction equipment, building material machines, mining machines and earn much more opportunity to extend our business to oversea market.
Quality Control:
1, The mechanical properties and chemical elements of the raw material will be inspected to check whether qualified after entering the warehouse.
2, Chemical composition inspection of raw materials, Test the chemical composition of metallic materials, such as C, Si, Mn, P, S, Cr, Ni and other elements.Mainly for raw materials incoming inspection, by testing whether the material qualified, receiving materials.
3, Metallographic analysis of metal materials is usually the raw materials, such as copper, iron, aluminum, magnesium, zinc, titanium, etc., for the processing of structural parts and finished product evaluation, through the metallographic analysis, You can find a variety of possible reasons for failure analysis in time, Prediction and analysis the characteristics of metallic materials and materials, Study material surface, and internal defects, and to improve and verify the process technology of the material;
4, Salt spray test is a major use of salt spray test equipment created by the artificial simulation of salt spray environmental conditions to assess the corrosion resistance of products or metal materials, environmental testing
5, Mechanical performance testing equipment can meet the requirements of mechanical testing, all the use of computer digital display, so the accuracy is more accurate so that the mechanical properties of each cylinder barrel has been greatly improved.
6, Every workpiece is machined according to the confirmed drawings and will be inspected casually by QC according to a certain proportion.The traceable record shall be clear and traceable.
7, The qualified parts are assembled into 1 cylinder and then the pressure test will be done.
Before and after assembly, the basic dimensions and workmanship will be inspected again.
8, An inspection report will come into being before delivery.
Certificated:
Package:
Guarantee and after sale service:
> Pre-sale service: Keep communicating with the truck manufacturers, including the selection of product model, the design of a hydraulic system, a test of performance and analysis of the accident. Once the problems occur, we will solve them immediately together with truck manufacturers.
>The sale service: Provide training and technical support for users.
> After-sale service: Solve the problem firstly, then analyze responsibility; Replace the system components
immediately if any need.
> 24 hours telephone service hotline.
FAQ
Q1:Are you a manufacture or a trade company?
Answer:Manufacture, we are the leader manufacturer of hydraulic industry in China with 20 years’ experience and technology accumulation.With strong technical team we could solve any annoyance of you.
Q2:Do you have quality control system?
Answer:Yes,We have Strict Quality Control System from Raw Material to the final finished products to customer .
Q3:Do your products come with a warranty?
Answer:Yes, Period of 14 months from the date of manufacture.The manufacture date is engraved on the label of every cylinder.
Q4: Hydraulic cylinder internal leakage?
Answer:3 main reasons causing internal leakage: Overload, polishing bad controlled, cheap seal kits.As is known to all, vehicles in China are often overloaded, our products all designed to bear the overload power.Advanced equipment could assure the polish processing.And we use the imported/TOP brand seals to meet customers’ requirement.
Q5: Does your telescopic cylinder adopt chrome plating for every stage.
Chrome-plating technology is adopted for every stage of telescopic cylinders.
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| Material: | Stainless Steel |
|---|---|
| Usage: | Tunnel Boring |
| Structure: | General Cylinder |
| Power: | Hydraulic |
| Standard: | Standard |
| Pressure Direction: | Single-acting Cylinder |
| Customization: |
Available
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|---|
How do telescopic cylinders contribute to energy-efficient equipment operation?
Telescopic cylinders play a significant role in promoting energy-efficient equipment operation. Here’s a detailed explanation:
Reduced energy consumption:
Telescopic cylinders are designed to minimize energy consumption during equipment operation. The hydraulic system of telescopic cylinders allows for precise control over the extension and retraction of the cylinder stages. This control enables the equipment to use the minimum amount of hydraulic fluid and energy required to achieve the desired movement or position.
Efficient force transmission:
Telescopic cylinders are engineered to efficiently transmit forces from the hydraulic system to the desired application. The telescopic design allows for a direct and linear transfer of force, reducing energy losses that can occur in more complex mechanical systems. This efficient force transmission ensures that the energy supplied to the telescopic cylinder is effectively utilized to perform the desired work.
Compactness and weight reduction:
Telescopic cylinders offer compactness in equipment design, which contributes to energy efficiency. By retracting the cylinder stages, the overall length of the equipment can be minimized, reducing weight and inertia. This reduction in weight and inertia requires less energy to start and stop the movement of the equipment, resulting in energy savings during operation.
Optimized design:
Telescopic cylinders are designed with efficiency in mind. Manufacturers consider factors such as the cylinder’s bore size, rod diameter, and overall construction to ensure optimal performance while minimizing energy requirements. By using lightweight and high-strength materials, optimizing the cylinder’s dimensions, and reducing internal friction, telescopic cylinders can operate efficiently and contribute to energy savings.
Controlled motion:
Telescopic cylinders provide precise and controlled motion, allowing equipment operators to perform tasks with accuracy and efficiency. The hydraulic control system in telescopic cylinders enables smooth and proportional extension and retraction, reducing the need for excessive force or multiple adjustments. This controlled motion prevents energy waste and ensures that the equipment operates efficiently.
Applications in energy-efficient equipment:
Telescopic cylinders are utilized in various energy-efficient equipment, such as hybrid or electric-powered machinery. These equipment types rely on the optimization of energy usage to minimize environmental impact and reduce operating costs. Telescopic cylinders contribute to these objectives by providing efficient force transmission, controlled motion, and compact design.
Furthermore, the integration of advanced technologies, such as electronic control systems, sensors, and feedback mechanisms, can enhance the energy efficiency of equipment that incorporates telescopic cylinders. These technologies allow for further optimization of hydraulic system performance, energy recovery, and intelligent control of equipment operations.
Overall, telescopic cylinders contribute to energy-efficient equipment operation through reduced energy consumption, efficient force transmission, compactness and weight reduction, optimized design, and controlled motion. By utilizing telescopic cylinders in equipment design and considering energy-efficient practices, industries can achieve more sustainable and economical operation.
Consulting with equipment manufacturers or industry experts can provide further insights into the energy-saving benefits and applications of telescopic cylinders in specific equipment types.
How do telescopic cylinders handle variations in hydraulic seal technology?
Telescopic cylinders are designed to accommodate variations in hydraulic seal technology. Here’s a detailed explanation:
Compatibility with different seal types:
Telescopic cylinders are engineered to be compatible with various types of hydraulic seals available in the market. Whether it’s a standard O-ring seal, lip seal, V-ring seal, or any other seal design, the cylinder’s construction takes into account the requirements of different seal technologies. This compatibility ensures that telescopic cylinders can effectively handle variations in hydraulic seal technology.
Seal retention and protection:
Telescopic cylinders incorporate features to retain and protect hydraulic seals. The cylinder design includes seal grooves, seal retainers, or other mechanisms that securely hold the seals in place, preventing their displacement or damage during operation. This seal retention and protection mechanism ensures the longevity and effectiveness of the seals, regardless of the specific seal technology used.
Seal lubrication and contamination prevention:
Telescopic cylinders address the lubrication and contamination concerns associated with different seal technologies. The cylinder’s hydraulic system is designed to provide proper lubrication to the seals, ensuring smooth movement and reducing friction. Additionally, measures such as seal scrapers or wipers are implemented to prevent the ingress of contaminants, such as dust, dirt, or moisture, which could compromise the performance of the seals. These lubrication and contamination prevention mechanisms cater to the specific requirements of various seal technologies.
Seal replacement and maintenance:
Telescopic cylinders are designed to facilitate seal replacement and maintenance procedures. The cylinder construction allows for easy access to the seals, simplifying the replacement process when necessary. This feature is advantageous when dealing with different seal technologies, as it enables swift and efficient maintenance, regardless of the specific seal design being used.
Adaptability to seal advancements:
Telescopic cylinder designs often incorporate adaptability to advancements in hydraulic seal technology. Manufacturers continuously develop new seal technologies to improve performance, durability, and efficiency. Telescopic cylinders are designed with flexibility to accommodate future advancements, ensuring compatibility with emerging seal technologies and allowing for upgrade possibilities without significant modifications to the cylinder itself.
Overall, telescopic cylinders are engineered to handle variations in hydraulic seal technology through compatibility with different seal types, seal retention and protection features, seal lubrication and contamination prevention mechanisms, ease of seal replacement and maintenance, and adaptability to seal advancements. These design considerations ensure that telescopic cylinders can effectively work with different seal technologies, providing reliable and efficient performance in hydraulic systems.
It’s important to consult the equipment manufacturer’s documentation and guidelines for specific information on the recommended seal types and maintenance practices for telescopic cylinders.
How does a telescopic cylinder differ from standard hydraulic cylinders?
A telescopic cylinder differs from standard hydraulic cylinders in several ways. Here’s a detailed explanation:
A telescopic cylinder, also known as a multistage cylinder or a sleeve cylinder, is specifically designed to provide an extended stroke length while maintaining a compact retracted length. In contrast, a standard hydraulic cylinder typically consists of a single-stage rod and barrel design. Here are the key differences between a telescopic cylinder and a standard hydraulic cylinder:
- Design and Structure: The most significant difference lies in the design and structure. A standard hydraulic cylinder has a single-stage design, meaning it consists of a single rod and barrel. On the other hand, a telescopic cylinder features multiple stages or sleeves nested inside one another. This nested structure allows for a longer stroke length while keeping the retracted length compact.
- Stroke Length: The stroke length of a telescopic cylinder can be significantly longer compared to a standard hydraulic cylinder. The ability to extend in multiple stages allows for a greater overall stroke length, making telescopic cylinders suitable for applications that require extended reach or height adjustment.
- Retracted Length: While a standard hydraulic cylinder has a fixed retracted length equal to its stroke length, a telescopic cylinder offers a compact retracted length. The nested design enables the stages to retract inside one another, reducing the overall length of the cylinder when not in use. This compact retracted length is advantageous in applications with space constraints.
- Load Capacity: Telescopic cylinders are designed to handle substantial loads while maintaining stability. The nested structure provides increased load-bearing capacity compared to standard hydraulic cylinders. The stages distribute the load evenly, ensuring efficient load transfer throughout the extended stroke.
- Complexity and Maintenance: Telescopic cylinders are generally more complex in design compared to standard hydraulic cylinders. They require precise alignment of the stages and may include additional components such as locking mechanisms or guiding systems. This complexity can affect maintenance requirements and may require specialized inspection and servicing procedures.
- Application: Telescopic cylinders are commonly used in applications that require extended reach or height adjustment, such as cranes, dump trucks, aerial platforms, and material handling equipment. Standard hydraulic cylinders, on the other hand, are versatile and widely used in various applications, including industrial machinery, construction equipment, and agricultural machinery.
Despite these differences, both telescopic cylinders and standard hydraulic cylinders are essential components in hydraulic systems. They both rely on hydraulic fluid to generate force and provide linear motion. The selection of the cylinder type depends on the specific requirements of the application, including stroke length, retracted length, load capacity, and available space.
It’s important to consult the manufacturer’s guidelines and specifications to ensure the proper selection, installation, and maintenance of the hydraulic cylinder based on the specific application requirements.
editor by Dream 2024-05-08