Linde Polymer Tec Co.,Ltd. is one of the most experienced manufacturers and suppliers of automobile front steering and suspension systems rubber seals in China, also supports customized service. Please feel free to buy high quality automobile front steering and suspension systems rubber seals for sale here from our factory.
Automobile front steering and suspension systems rubber seals
Where rubber seals or gaskets are used in the car's front steering and suspension systems
1. In steering mechanisms, rubber sealing rings are usually used at the joints of the steering column to prevent liquid or dust from entering. These seals help keep fluids, such as hydraulic power steering fluid, sealed to ensure proper steering system operation.
2. Rubber seals or gaskets in suspension systems are mainly used to connect shock absorbers and suspension components. These seals help reduce friction and leakage between the dampers and other suspension components. They seal and are waterproof while providing additional shock absorption.
3. Rubber seals or gaskets can also be used in other related components, such as steering rods, ball joints, etc. They help seal these connections and provide cushioning and shock absorption to improve driving comfort and safety.
material selection
In automobile front steering and suspension systems, rubber sealing gaskets are usually made of polyurethane rubber (Polyurethane Rubber) or nitrile rubber (Nitrile Rubber). These materials have good sealing properties and durability, providing reliable sealing under different working conditions.
Polyurethane rubber has high wear resistance, oil resistance, and chemical resistance, and is suitable for parts of steering mechanisms and suspension systems that need to withstand greater pressure and friction.
Nitrile rubber has good grease resistance and chemical stability and is suitable for sealing applications in steering and suspension systems. It can effectively prevent the entry of liquid and dust and maintain the system's normal operation.
| Physical properties | ||||
| Property | Test standard | Value | Unit | |
| Hardness | ASTM D2240 | 73＋/-5 | Shore A | |
| Elongation at break | ASTM D412 | 297 | % | |
| Tensile strength | ASTM D412 | 19.2 | Mpa | |
| 100% Modulus | ASTM D412 | 4.5 | Mpa | |
| Compression set-24 hours at 100 ℃ Slab | ASTM D395 | 9.1 | % | |
| Aging properties | ||||
| Property | Test standard | Value | Unit | |
| Heating ageing-72 hours at 100 ℃ | ASTM D573 | |||
| Hardness change | 1.95 | Shore A | ||
| Elongation at break change | -21 | % | ||
| Tensile strength change | -7 | % | ||
| Volume change | 0 | % | ||
| Aging water-166hours at 100 ℃ | ASTM D471 | |||
| Hardness change | -1.95 | Shore A | ||
| Elongation at break change | -10 | % | ||
| Tensile strength change | -10 | % | ||
| Volume change | 4.35 | % | ||
Automobile front steering and suspension systems rubber seals usually select appropriate materials based on specific application requirements, such as polyurethane rubber, nitrile rubber, etc., to meet their required performance requirements.
Why Choose NBR As Its Material
NBR (nitrile rubber) is a common material for automobile front steering and suspension systems rubber seals.
NBR rubber is a synthetic rubber copolymerized from nitrile and acrylonitrile. It has many advantages and is one of the most widely used sealing materials in the automotive industry.
- Oil resistance: NBR seals have excellent oil resistance and can effectively prevent fluid leakage in steering and suspension systems.
Chemical resistance: The good chemical resistance of NBR rubber can resist the erosion of corrosive substances such as acids, alkalis, and solvents so that the seals can maintain the sealing effect even in harsh chemical environments.
- Anti-aging performance: NBR seals have good anti-aging performance and shock absorption, and can maintain their elasticity and sealing performance during long-term use.
- Processing performance: NBR rubber has good plasticity and formability, and can be processed and manufactured by molding, injection molding, extrusion, and other methods. So that seals can be manufactured according to specific design requirements.
Its excellent oil resistance, chemical resistance, anti-aging performance, and good processing performance enable NBR seals to provide reliable sealing effects, ensuring that the steering and suspension systems work normally in complex working environments.
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