China wholesaler 120*136*9/12 Dkb PU Dust Seal for Hydraulic Cylinder with Best Sales

Product Description

 

Product Description

 

 

No. Size Type OEM  
No Size No Size  
1 14X22X4.5/5.5 22 85X99X8/11  
2 14X22X5/7 23 90X104X8/11  
3 19X31X6/9 24 95X109X8/11  
4 20X32X6/9 25 100X114X8/11  
5 22X32X6/9 26 105X121X9/12  
6 25X37X6/9 27 110X126X9/12  
7 28X40X6/9 28 115X131X9/12  
8 30X42X6/9 29 120X136X9/12  
9 32X44X7/10 30 125X141X9/12  
10 35X47X7/10 31 130X146X9/12  
11 40X52X7/10 32 140X160X10/14  
12 45X57X7/10 33 145X165X10/14  
13 50X62X7/10 34 150X 170X10/14  
14 50X64X8/11 35 160X180X10/14  
15 55X69X8/11 36 170X190X10/14  
16 60X74X8/11 37 180X200X10/14  
17 65X79X8/11 38 180X205X12/17  
18 63X77X8/11 39 190X215X12/17  
19 70X84X8/11 40 200X225X12/17  
20 75X89X8/11 41 210X235X12/17  
21 80X94X8/11      
All models can be customized

Company Profile

ZheJiang Hankai Machinery Equipment Co., Ltd. is a professional manufacture of high quality rubber sealss, its also a foreign trade enterprise that sells worldwide. It was established in 2004 year,We have advanced producing equipments and precise instruments, and have past the ISO9001 quality assurance standards system. Our seals have exported to Europe, North America,South America and the Middle East,they all gained great praise and trust from customers at home and abroad.We have more than 10000 kinds of oil seals, which used in engineering machines,mining equipments,oilfied equipments, and automobiles.Our factory always follow advancing forward,pursuing the best, adhere to in-through-quality business policy, and established a complete quality assurance system.

 

Packaging & Shipping

 

FAQ

1.Why choose you?

We are a manufacturer with our factory and have more than 10 years experience for construction machinery oil seal.

2. What is your main products?

Our main products are Cassette seal ,TCN & TCV Type Hydraulic seal ,DKB DKBI GA DLI DKBZ Type Dust seal and concrete mixer seal,
skeleton oil seal and also we offer OEM services.

3. What is your MOQ?

Our MOQ is usually 100 pcs.

4.What is the shipping port?

ZheJiang Port ,HangZhou Port,HangZhou Port.

5.What is your delivery time?

The time of delivery is Two weeks (Working days only) after we receive the deposit.

6, What is your time of making samples?

Usually we will take 15-20 working days to make the samples.

7, How about the samples?

FREE SAMPLES can be send but the freight are charged. After the order is confirmed, we would pay back the express fee.

8.What is your payment terms?
30% T/T in advance,70% in the period of shipment.or Western Union,Paypal.

 

Certification: GS, CE, ISO9001
Pressure: Common
Work Temperature: Normal Temperature
Acting Way: Used for Cylinder
Working Method: Rotary
Adjusted Form: Switching Type
Samples:
US$ 0.59/Piece
1 Piece(Min.Order)

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Customization:
Available

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hydraulic cylinder

Can hydraulic cylinders be retrofitted onto existing equipment for improved functionality?

Yes, hydraulic cylinders can be retrofitted onto existing equipment to enhance functionality and performance. Retrofitting hydraulic cylinders onto existing machinery or equipment offers several benefits, including increased power, improved control, enhanced precision, and versatility. Here’s a detailed explanation of how hydraulic cylinders can be retrofitted onto existing equipment for improved functionality:

1. Increased Power:

– Retrofitting hydraulic cylinders allows for the addition of hydraulic power to the existing equipment. By integrating hydraulic cylinders, the equipment can generate higher forces and handle heavier loads. This increased power enables the equipment to perform tasks that were previously challenging or impossible. For example, a retrofit hydraulic cylinder on a crane can enhance its lifting capacity and enable it to handle heavier loads more efficiently.

2. Improved Control:

– Hydraulic cylinders provide precise control over the motion and positioning of equipment. By retrofitting hydraulic cylinders, operators gain better control over the speed, force, and direction of movement. The addition of hydraulic control valves and a hydraulic power unit allows for fine-tuning of the equipment’s operation. Improved control facilitates safer and more efficient operation, reducing the risk of damage and improving overall productivity.

3. Enhanced Precision:

– Retrofitting hydraulic cylinders onto existing equipment can significantly improve precision and accuracy. Hydraulic systems offer precise control over movement, enabling smooth and controlled motion. This enhanced precision is beneficial in applications where precise positioning or repetitive movements are required. For instance, retrofitting hydraulic cylinders onto a robotic arm can enhance its accuracy and repeatability, making it more suitable for tasks that demand high precision.

4. Versatility and Adaptability:

– Retrofitting hydraulic cylinders can increase the versatility and adaptability of existing equipment. Hydraulic systems can be easily integrated with various types of machinery, allowing for the utilization of hydraulic power across different applications. The modular nature of hydraulic components facilitates the retrofitting process, enabling the equipment to perform a broader range of tasks. This versatility is particularly advantageous in industries where equipment needs to adapt to changing operational requirements.

5. Retrofit Kits and Customization:

– Manufacturers often provide retrofit kits that include all the necessary components for integrating hydraulic cylinders onto existing equipment. These kits typically consist of hydraulic cylinders, mounting brackets, hoses, fittings, control valves, and other required accessories. Retrofit kits simplify the retrofitting process and ensure compatibility between the hydraulic components and the existing equipment. Additionally, manufacturers can offer customization options to tailor the retrofit solution to specific equipment and application needs.

6. Cost-Effective Solution:

– Retrofitting hydraulic cylinders onto existing equipment can be a cost-effective solution compared to purchasing new machinery. By leveraging the existing equipment’s structural framework and mechanical components, the overall cost of upgrading can be reduced. Retrofitting also minimizes downtime since the equipment does not need to be completely replaced. Furthermore, the improved functionality and performance resulting from the retrofit can lead to increased productivity and cost savings in the long run.

7. Professional Installation and Expertise:

– Retrofitting hydraulic cylinders onto existing equipment often requires professional installation and expertise. Working with experienced hydraulic system integrators or manufacturers ensures proper installation, compatibility, and optimal performance of the retrofit solution. These professionals can assess the existing equipment, recommend suitable hydraulic components, and carry out the retrofitting process efficiently. Their knowledge and expertise contribute to the successful integration of hydraulic cylinders and the overall improvement of equipment functionality.

In summary, hydraulic cylinders can indeed be retrofitted onto existing equipment to improve functionality. This retrofitting process offers advantages such as increased power, improved control, enhanced precision, versatility, cost-effectiveness, and access to retrofit kits and customization options. By retrofitting hydraulic cylinders, existing equipment can be upgraded to meet evolving operational needs, extend its lifespan, and enhance overall performance.

hydraulic cylinder

Handling Challenges of Different Fluid Viscosities in Hydraulic Cylinders

Hydraulic cylinders are designed to handle the challenges associated with different fluid viscosities. The viscosity of hydraulic fluid can vary based on temperature, type of fluid used, and other factors. Hydraulic systems need to accommodate these variations to ensure optimal performance and efficiency. Let’s explore how hydraulic cylinders handle the challenges of different fluid viscosities:

  1. Fluid Selection: Hydraulic cylinders are designed to work with a range of hydraulic fluids, each with its specific viscosity characteristics. The selection of an appropriate fluid with the desired viscosity is crucial to ensure optimal performance. Manufacturers provide guidelines regarding the recommended viscosity range for specific hydraulic systems and cylinders. By choosing the right fluid, hydraulic cylinders can effectively handle the challenges posed by different fluid viscosities.
  2. Viscosity Compensation: Hydraulic systems often incorporate features to compensate for variations in fluid viscosity. For example, some hydraulic systems utilize pressure compensating valves that adjust the flow rate based on the viscosity of the fluid. This compensation ensures consistent performance across different operating conditions and fluid viscosities. Hydraulic cylinders work in conjunction with these compensation mechanisms to maintain precision and control, regardless of the fluid viscosity.
  3. Temperature Control: Fluid viscosity is highly dependent on temperature. Hydraulic cylinders employ various temperature control mechanisms to address the challenges posed by temperature-induced viscosity changes. Heat exchangers, coolers, and thermostatic valves are commonly used to regulate the temperature of the hydraulic fluid within the system. By controlling the fluid temperature, hydraulic cylinders can maintain the desired viscosity range, ensuring reliable and efficient operation.
  4. Efficient Filtration: Contaminants in hydraulic fluid can affect its viscosity and overall performance. Hydraulic systems incorporate efficient filtration systems to remove particles and impurities from the fluid. Clean fluid with the appropriate viscosity ensures optimal functioning of hydraulic cylinders. Regular maintenance and filter replacements are essential to uphold the desired fluid viscosity and prevent issues related to fluid contamination.
  5. Proper Lubrication: Different fluid viscosities can impact the lubrication properties within hydraulic cylinders. Lubrication is essential for minimizing friction and wear between moving parts. Hydraulic systems employ lubricants specifically formulated for the anticipated fluid viscosity range. Adequate lubrication ensures smooth operation and extends the lifespan of hydraulic cylinders, even in the presence of varying fluid viscosities.

In summary, hydraulic cylinders employ various strategies to handle the challenges associated with different fluid viscosities. By selecting appropriate fluids, incorporating viscosity compensation mechanisms, controlling temperature, implementing efficient filtration, and ensuring proper lubrication, hydraulic cylinders can accommodate variations in fluid viscosity. These measures enable hydraulic systems to deliver consistent performance, precise control, and efficient operation across different fluid viscosity ranges.

hydraulic cylinder

What is a hydraulic cylinder and how does it function in various applications?

A hydraulic cylinder is a mechanical actuator that converts hydraulic energy into linear force and motion. It plays a critical role in various applications where controlled and powerful linear motion is required. Hydraulic cylinders are commonly used in industries such as construction, manufacturing, agriculture, and transportation. Here’s a detailed explanation of what a hydraulic cylinder is and how it functions:

Definition and Components:

– A hydraulic cylinder consists of a cylindrical barrel, a piston, a piston rod, and various seals. The barrel is a hollow tube that houses the piston and allows for fluid flow. The piston divides the cylinder into two chambers: the rod side and the cap side. The piston rod extends from the piston and provides a connection point for external loads. Seals are used to prevent fluid leakage and maintain hydraulic pressure within the cylinder.

Function:

– The function of a hydraulic cylinder is to convert the pressure and flow of hydraulic fluid into linear force and motion. The hydraulic fluid, typically oil, is pressurized and directed into one of the chambers of the cylinder. As the fluid enters the chamber, it applies pressure on the piston, causing it to move in a linear direction. This linear motion of the piston is transferred to the piston rod, creating a pushing or pulling force.

Working Principle:

– The working principle of a hydraulic cylinder is based on Pascal’s law, which states that pressure exerted on a fluid in a confined space is transmitted equally in all directions. In a hydraulic cylinder, when hydraulic fluid is pumped into one side of the cylinder, it creates pressure on the piston. The pressure is transmitted through the fluid to the other side of the piston, resulting in a balanced force across the piston and piston rod. This force generates linear motion in the direction determined by the fluid input.

Applications:

– Hydraulic cylinders find extensive use in a wide range of applications due to their ability to generate high forces and precise control of linear motion. Some common applications include:

1. Construction Equipment: Hydraulic cylinders are used in excavators, loaders, bulldozers, and cranes for lifting, pushing, and digging tasks.

2. Manufacturing Machinery: Hydraulic cylinders are employed in presses, machine tools, and material handling equipment for pressing, clamping, and lifting operations.

3. Agricultural Machinery: Hydraulic cylinders are used in tractors, harvesters, and irrigation systems for tasks like steering, lifting, and controlling attachments.

4. Transportation: Hydraulic cylinders are utilized in vehicles such as dump trucks, garbage trucks, and forklifts for tilting, lifting, and tipping operations.

5. Aerospace and Defense: Hydraulic cylinders are employed in aircraft landing gear, missile systems, and hydraulic actuators for control surfaces.

6. Marine and Offshore: Hydraulic cylinders are used in ship steering systems, cranes, and offshore drilling equipment for various lifting and positioning tasks.

In these applications, hydraulic cylinders offer advantages such as high force capability, precise control, compact size, and durability. They provide efficient and reliable linear motion, contributing to enhanced productivity and functionality in a wide range of industries.

Overall, hydraulic cylinders are integral components in various applications where controlled and powerful linear motion is required. Their ability to convert hydraulic energy into mechanical force makes them invaluable in numerous industries, enabling the operation of heavy machinery, precise positioning, and efficient load handling.

China wholesaler 120*136*9/12 Dkb PU Dust Seal for Hydraulic Cylinder   with Best Sales China wholesaler 120*136*9/12 Dkb PU Dust Seal for Hydraulic Cylinder   with Best Sales
editor by CX 2023-10-18