Linde Polymer Tec Co.,Ltd. is one of the most experienced manufacturers and suppliers of twin lip design cylinder rod hnbr seals in China, also supports customized service. Please feel free to buy high quality twin lip design cylinder rod hnbr seals for sale here from our factory.
Products Description
| Material：HNBR | ||||
|
property
|
unit
|
test method
|
test parameter
|
value
|
|
hardness
|
Shore A
|
ASTM D 2240
|
90±5
|
|
|
specific gravity
|
g/cm3
|
ASTM D 297
|
1,28 ±0,03
|
|
|
tensile strength
|
MPa
|
ASTM D 412
|
26,1
|
|
|
modulus at 100%
|
MPa
|
ASTM D 412
|
19,2
|
|
|
ultimate elongation
|
%
|
ASTM D 412
|
143
|
|
|
tear resistance
|
N/mm
|
ASTM D 624 B
|
42
|
|
|
tear resistance
|
N/mm
|
ISO 34-1
|
9,1
|
|
|
compression set
|
%
|
ASTM D 395 B/1
|
168h / 100°C
|
18
|
|
compression set
|
%
|
ASTM D 395 B/1
|
24h / 150°C
|
10 |
|
compression set
|
%
|
ASTM D 395 B/1
|
70h / 125°C
|
18,4
|
|
compression set
|
%
|
ASTM D 395 B/1
|
70h / 150°C
|
31 |
|
low temp. TR10
|
°C
|
ISO 2921
|
TR10
|
-17 |
|
low temp. DSC glass transition
|
°C
|
DIN 53765
|
DSC glass trans.
|
-20 |
|
low temp. brittle point
|
°C
|
ASTM D 2137 A
|
brittle point
|
-35
|
What is Twin Lip Design Cylinder Rod HNBR Seals
Twin Lip Design Cylinder Rod HNBR Seals is a sealing device usually used in cylinder rod (or piston rod) sealing systems. The function of Cylinder Rod HNBR Seals is to form a seal between the cylinder rod and cylinder block to prevent leakage of liquid or gas. In a hydraulic or pneumatic system, the cylinder rod typically enters and exits the cylinder block during movement, and the task of the sealing device is to ensure that the sealing is maintained during this process and prevent media leakage.
Special features
- Double-lip design: Compared with traditional single-lip seals, the double-lip design provides a double sealing layer, thus providing a higher sealing effect. This design can more effectively prevent the leakage of liquid or gas and ensure more reliable sealing performance of the system.
- HNBR material: HNBR is a high-performance rubber material with excellent heat, chemical, and abrasion resistance. It maintains its performance under high temperatures, pressures, and harsh chemical environments, making Twin Lip Design Cylinder Rod HNBR Seals ideal for applications requiring high temperatures, pressures, and chemical resistance.
- Wear resistance: Since the cylinder rod will come into contact with the sealing device during movement and may be affected by wear from particles or other substances, the wear resistance of the seal is crucial. Twin Lip Design Cylinder Rod HNBR Seals provide excellent wear resistance through their double lip design and the properties of HNBR material, which can extend the life of the seal and reduce the need for maintenance.
- Wide range of applications: Twin Lip Design Cylinder Rod HNBR Seals can be used in a variety of industrial fields, such as hydraulic systems, pneumatic systems, the automotive industry, mechanical equipment, etc. Its special design and performance make it suitable for a variety of applications requiring high-performance sealing.
Advantages
Twin Lip Design: Twin Lip Design means that the seal has two lips, one on the inside and one on the outside of the seal. This design can provide a double sealing function to effectively prevent liquid or gas leakage.
High-Performance Material: HNBR (Hydrogenated Nitrile Butadiene Rubber) is an exquisite sealing material with splendid resistance to heat, oil, and chemicals. It is suitable for a wide range of industrial applications and performs well under high temperatures, pressures, and harsh environmental conditions.
Wear and Aging Resistance: HNBR seals have splendid wear resistance and can maintain their sealing performance over long periods of use. In addition, it has good aging resistance and can resist the influence of ultraviolet rays, oxygen, and other environmental factors, extending the service life of the seal.
Easy to install and maintain: The Twin Lip Design Cylinder Rod HNBR Seal is designed to be easy to install and maintain. They generally have good adaptability and reliable mounting characteristics and can be used effectively with the piston rod or piston cylinder.
Low friction and sealing performance: The double-lip design of HNBR seals helps reduce friction and provides superior sealing performance. This reduces wear on mechanical components, improves mechanical efficiency, and reduces energy consumption.
Application scenarios
1. Hydraulic system: Twin Lip Design Cylinder Rod Seals can be used for piston rod seals of hydraulic cylinders. Hydraulic systems are widely used in construction machinery, agricultural machinery, aerospace, and industrial equipment. The oil, heat, and wear resistance of HNBR seals enable them to effectively prevent fluid leakage and keep systems functioning properly.
2. Automobile industry: Twin Lip Design Cylinder Rod Seal is widely used in the automobile industry. They are commonly used for piston rod seals in automotive engines, seals in shock absorbers and suspension systems, and seals in hydraulic brake systems. HNBR seals can withstand high temperatures, high pressures, and harsh environmental conditions and provide reliable sealing performance to ensure the normal operation of automotive systems.
3. Industrial equipment: Cylinder Rod HNBR Seals are also suitable for sealing applications in various industrial equipment. For example, they can be used for piston rod seals in equipment such as hydraulic machinery, compressors, pumps, and valves. The chemical resistance, wear resistance, and aging resistance of HNBR seals enable them to provide reliable sealing solutions in harsh industrial environments.
4. Hydraulic and pneumatic tools: Twin Lip Rod Seal is also used in hydraulic and pneumatic tools. For example, they can be used to seal piston rods in hydraulic cylinders, pneumatic cylinders, and hydraulic tools, ensuring proper operation and efficient performance of the tools.
Certification
Production Process
1. Material preparation: First, you need to prepare the required materials, including HNBR rubber, fillers, and additives. HNBR rubber is the main sealing material, and fillers and additives can improve the performance of the seal.
2. Mixing: Put HNBR rubber, fillers, and additives into a mixer for mixing and processing. During the mixing process, rubber and other materials are thoroughly mixed to form a uniform rubber mixture.
3. Press molding: Put the mixture into the seal mold and shape it through pressure and heat. The design and shape of the mold determine the structure and size of the final seal.
4. Post-processing: After completing the compression molding, the seal needs to undergo a post-processing process. This may include steps such as trimming edges, removing mold release agents, and surface preparation.
5. Inspection and quality control: Inspection and quality control of seals are carried out during the production process to ensure that they meet specifications. Common inspection methods include visual inspection, dimensional measurement, and performance testing.
6. Packaging and shipping: The seals that have passed the quality inspection are packaged and prepared to be shipped to customers or supply chains.
It should be noted that the specific production process may vary depending on the manufacturer and product requirements. The above steps provide a general production process, but actual production may have some specific steps and process adjustments to meet specific needs and requirements.
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