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NBR Self-Centering Bonded Seal

self-centering sealing washer, is a type of sealing component designed to create a reliable and secure seal between threaded fasteners and mating surfaces. What sets self-centering bonded seals apart is their design, which incorporates a centered rubber seal that automatically aligns with the mating surface. This design ensures proper alignment and consistent sealing performance, even in situations where slight misalignments might occur.

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Basic Info:

NBR Self-Centering Bonded Seal

Boman Rubber Bonded Seals Advantages:

1. Precise Alignment: The self-centering design ensures that the rubber seal automatically aligns itself with the mating surface, regardless of minor misalignments or deviations. This feature eliminates the need for manual adjustments during installation, saving time and reducing the risk of improper sealing.

2. Consistent Sealing Pressure: The centered rubber seal distributes sealing pressure uniformly around the entire circumference of the seal. This results in a consistent and balanced seal, minimizing the chances of leaks caused by uneven pressure distribution.

3. Ease of Installation: Self-centering bonded seals are easy to install since the rubber seal naturally aligns with the mating surface. This reduces the complexity of the installation process and enhances the efficiency of assembly operations.

4. Efficient Sealing: The automatic alignment and centered seal contribute to an efficient and effective sealing process. There's no need for additional adjustments or precise positioning, streamlining the sealing procedure.

5. Reliable Fluid Containment: Self-centering bonded seals provide a secure and reliable barrier against fluid leakage. The rubber seal conforms closely to the mating surface, preventing the escape of fluids and contaminants.

6. Pressure Resistance: These seals can handle varying pressure conditions without compromising their sealing effectiveness. They maintain a tight seal even under changing pressure levels.

7. Vibration Dampening: The rubber seal's flexibility helps dampen vibrations and absorb shocks, reducing the risk of fasteners becoming loose due to mechanical stress.

8. Corrosion Prevention: The metal washer of self-centering bonded seals acts as a barrier between different metals, reducing the potential for galvanic corrosion in threaded connections.

9. Versatile Applications: Self-centering bonded seals find applications in various industries, including automotive, industrial machinery, aerospace, marine, and more, due to their reliable sealing performance.

10. Reduced Maintenance: The reliable sealing performance of self-centering bonded seals leads to reduced maintenance needs by preventing fluid leakage and the associated problems it can cause.

Product Parameters:

Self-Centering Bonded Seal

Fluorocarbon (FKM): Our FKM material are the epitome of high-performance, boasting exceptional resistance to high temperatures and a wide range of chemicals, with outstanding permeability and compression set.

Silicone Rubber (VMQ): Our silicone material are known for their insulating properties and physiological neutrality, making them ideal for sensitive environments.

Nitrile-Butadiene (NBR): Our NBR material are designed for environments with gasoline and aromatic solvents. With varying acrylonitrile content, they balance swell resistance and flexibility for optimal performance.

Self-Centering Bonded Seal

Self-Centering Bonded Seal

Self-Centering Bonded Seal

Self-Centering Bonded Seal

Rubber Bonded Seal Process Flow Chart: 

steps The process flow Process flow name Machinery and equipment/measuring equipment features Special features symbols note
product product  
1 Rubber material visual / / /
IQC Hardness tester hardness /
Tensile machine Tensile strength                 / /
Tensile machine elongation / /
hydrometer The proportion of / /
Aging test chamber The compression permanent deformation / /
3 Mixing mixer / Material thicknessmm /
4 IQC rheometer TS2 / /
TS50 / /
TS90 / /
Hardness tester hardness /
5 Cutting edge
Cutting machine / Is long /
Material weight /
6 moulding 300 t hot molding machine, automatic monitoring
/ The molding pressure (kgcm2)
/ Molding time
/ Mold temperature
visual appearance / /
Hardness tester hardness /
The projector/caliper size /
7 IPQC visual appearance / /
Hardness tester hardness /
The projector/caliper size /
8 deflashing visual appearance / /
Automatic disassembly machine / speed /
/ time /
9 QC Scissors/knife appearance / /
steps The process flow Process flow name Machinery and equipment/measuring equipment features Special features symbols     note
product process  
10 FQC visual appearance / /
Hardness tester hardness /
The projector/caliper size /
11 cleaning Plastic basket / / / Manual cleaning
/ / /
/ / /
12 Post curing The oven / time
/ The temperature
13 Packing Electronic says Single - / /
Baling press The number of / /
The printer The labe / /
visual The cartons / /
14 OQC visual appearance / /
Hardness tester hardness /
The projector/caliper size /
visual check / /
visual weighing / /
15 Warehousing
transport cart Delivery note / /
Courier / /
Put in storage / /

Self-Centering Bonded SealSelf-Centering Bonded Seal


Bonded Seal reliable sealing under high-pressure conditions is required. Here are some common applications::

1. Hydraulic Systems Seal: Bonded seals are extensively used in hydraulic systems, including pumps, valves, cylinders, and fittings. They provide a reliable seal between hydraulic components, ensuring leak-free operation and preventing fluid leakage under high-pressure conditions.

2. Automotive Industry Seal: Bonded seals are found in automotive applications, such as engines, transmissions, fuel systems, and braking systems. They are used in connections involving high-pressure fluids, ensuring secure and leak-free sealing in critical automotive components.

3. Oil and Gas Industry: Self-centering bonded seals are used in oil rigs, pipelines, and drilling equipment to maintain fluid containment and prevent leaks in challenging environments.

4. Aerospace and Aircraft: These seals are used in aerospace components, including engines, landing gear systems, and hydraulic systems. Their reliable sealing performance is crucial for the safety and functionality of aircraft systems.

5. Industrial Equipment and Machinery: Bonded seals are used in various industrial equipment and machinery where reliable sealing is required under high-pressure conditions. They find applications in pumps, compressors, valves, and hydraulic systems across industries like manufacturing, mining, construction, and more.

6. Agriculture and Irrigation Systems Seal: Bonded seals are employed in agricultural machinery and irrigation systems, including pumps, valves, and fittings. They ensure leak-free sealing and reliable operation in agricultural equipment used for irrigation, fertilization, and other applications.

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