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Product
Description
Through-shaft oil seals are a type of sealing product designed specifically for through-shafts and are widely used in the transmission shafts of automobiles, mechanical equipment, and industrial equipment. Its main function is to prevent lubricating oil leakage, while preventing external pollutants, dust, and moisture from entering the equipment, protecting the normal operation of bearings and other internal components. Through-shaft oil seals are often used in working conditions that require through-shaft installation and sealing, and can provide efficient sealing performance and extend the service life of the equipment. Its design is particularly suitable for sealing needs in long-term operation, high-load, and high-temperature environments.
Specification
Material | NBR (nitrile rubber), FKM (fluororubber), HNBR (hydrogenated nitrile rubber), EPDM (propylene rubber), PTFE (polytetrafluoroethylene), etc. |
Color | Black, blue, red, etc. (customizable) |
Size | Customized according to the equipment shaft diameter and installation space requirements, common sizes range from 20mm to 500mm |
Temperature range | -40℃ to +150℃ (high temperature type can reach +200℃) |
Temperature resistance | Possessing excellent high temperature resistance, adapting to high temperature working environment |
Wear resistance | Excellent wear resistance, suitable for high-speed operation and long-term use |
Customized Design | Size, material, sealing lip design, etc. can be customized according to customer needs |
parameter
Inner diameter range
Customized according to shaft diameter, common inner diameter range is 20mm to 500mm
Outer diameter range
Designed according to the equipment housing or installation location
Thickness range
Common thickness is 5mm to 20mm, customization is supported
Operating temperature
-40℃ to +150℃ (high temperature type can reach +200℃)
Applicable media
Lubricating oil, gear oil, hydraulic oil, etc.
Rotation speed
Suitable for medium and low speed rotation, up to 15m/s
Pressure resistance
The pressure resistance is usually 1MPa to 3MPa, which can be customized according to the requirements.
Production
Process
Metal frame manufacturing
High-strength steel or alloy metal materials are used to ensure the strength and stability of the frame, so that the oil seal can maintain a good sealing effect under high load conditions.
Rubber molding
Select suitable rubber materials (such as NBR, FKM, etc.) and form the sealing lip part through injection molding, pressing and other processes.
Vulcanization
The vulcanization process improves the high temperature resistance, wear resistance, aging resistance and oil resistance of rubber, ensuring the long-term stability of the oil seal in harsh environments.
Finishing and assembly
The sealing lip and installation surface are processed precisely to ensure the sealing effect and installation accuracy.
Quality Inspection
Strict quality control is carried out on each oil seal to check whether the high temperature resistance, sealing performance, wear resistance, etc. meet the standards.
Packaging and delivery
After strict inspection, the products are packaged to ensure safety during transportation.
Standard through shaft oil seal
Applicable to the bearing part of conventional equipment, providing basic sealing effect
High temperature through shaft oil seal
Made of high temperature resistant materials, suitable for high temperature working environment
Double lip type through shaft oil seal
Designed with double sealing lips to enhance sealing effect and prevent oil leakage and external contaminants from entering
Customized through shaft oil seal
Customize size, sealing design and materials according to customers' special needs
type
Application
Scenario
Used for sealing of automobile drive shafts, wheels, differentials and other parts to prevent oil leakage and protect internal systems
Such as the sealing of gear boxes, hydraulic pumps, compressors and other equipment to ensure that lubricating oil does not leak
Such as drive shaft seals for excavators, bulldozers and other equipment to protect transmission systems and bearings
Used for ship gearbox and transmission shaft seals to retain oil and prevent external pollutants from entering
Sealing systems for equipment such as tractors and harvesters
Such as the sealing of mining vehicles and mining equipment to ensure the normal operation of the equipment
Features
It can effectively prevent oil leakage and external pollutants, dust, moisture, etc. from entering the equipment.
Applicable to high temperature environment to ensure stable operation of equipment
Made of high-performance rubber material, it has strong wear resistance and extends service life
It has strong anti-aging performance, adapts to long-term operation, and reduces failures and maintenance.
Some models adopt double lip design to enhance the sealing effect and provide higher dust and water resistance
The through-shaft oil seal design simplifies the installation process and provides a convenient installation method
Applicable to a variety of mechanical equipment and different working conditions, with extremely high versatility
After-sales guarantee
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