Linde Polymer Tec Co.,Ltd. is one of the most experienced manufacturers and suppliers of ush nbr hydraulic oil seal in China, also supports customized service. Please feel free to buy high quality ush nbr hydraulic oil seal for sale here from our factory.
Product Description
Introduce
A typical hydraulic seal used in hydraulic systems to stop liquid leakage is the USH NBR hydraulic oil seal. It is made of nitrile rubber, which has a great resistance to oil and wear. The letters USH stand for U, S, and H-shaped sealing rings. Usually, these three sealing rings are used in tandem to produce a stronger sealing effect. The design of this hydraulic oil seal may be easily modified to meet the needs of different applications. Numerous mechanical and industrial devices, including hydraulic pumps, motors, and cylinders, are compatible with it.

Technical Data
| NBR 80 | ||
| Test Method | Norm | Test Values |
| Hardness | ISO 48 Method M | 80 ± 5 IRHD |
| Tensile Strength at break | ISO 37 | 14.5 MPa |
| Elongation at break | ISO 37 | 490% |
| Specific Weight | ISO 2781 | 1.24 |
|
Compression Set 25% compression - 22h/100°C on slab on O-Ring (3,53 mm) |
ISO 815 |
max 11% max 20% |
|
Heat Ageing 70h/100°C Hardness Change |
ISO 188
|
max +7° |

Function
- Liquid sealing: Preventing liquid leakage from the hydraulic system is the main purpose of the USH NBR hydraulic oil seal. It may effectively seal the liquid in hydraulic pumps, motors, cylinders, and other machinery, guaranteeing proper system operation.
- Additionally, it keeps outside contaminants out of the hydraulic system, preventing contamination. Its sealing properties enable the hydraulic system to function efficiently by keeping dirt, dust, and other impurities out of it.
- In hydraulic machinery, the wear, and friction between moving parts are reduced by this oil seal. It extends the equipment's service life, reduces friction and direct contact between components, and provides a dependable sealing effect.
- Sustain system pressure: The hydraulic system's pressure can be consistently maintained with the USH NBR hydraulic oil seal. Because of its sealing capabilities, pressure leakage is avoided, guaranteeing that the system produces and sustains the required pressure for accurate hydraulic control.
FAQ
Q: What is the production cycle for USH NBR hydraulic oil seals?
A: The production lead time varies according to the order amount. Small batch orders typically have a manufacturing cycle of a few days to a few weeks, whereas big batch orders may require more time.
Q: Can the factory modify the size and design of USH NBR hydraulic oil seals?
A: Yes, we can supply USH NBR hydraulic oil seals in bespoke sizes and designs based on customer specifications. Please contact us with the size and design requirements for your unique application.
Q: Are samples available for testing and evaluation?
A: Yes, samples may be supplied for testing and assessment.
Q: Is the USH NBR hydraulic oil seal compliant with applicable quality requirements and certifications?
A: Yes, quality standards and certifications are significant factors while creating items. Linde Polymer adheres to a number of essential standards, including the ISO 9001 quality management system, and guarantees that its products meet applicable industry standards and criteria.
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