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Silicone X Ring

A rubber O-ring, also known as a rubber seal ring or toroidal seal, is a circular-shaped mechanical gasket made from elastomeric materials. It is one of the most commonly used types of seals due to its simple design and effectiveness in creating a reliable, leak-proof seal.
Rubber O-rings are typically made from materials like natural rubber or synthetic compounds such as nitrile rubber (NBR), silicone rubber (VMQ), fluorocarbon rubber (FKM), or EPDM (ethylene propylene diene monomer). These materials offer excellent sealing properties, including flexibility, resilience, chemical resistance, and temperature resistance.

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Basic Info:

1.Raw-Material Brand: 

 DuPont (US) / Dow Corning (Germany) / Bayer (Germany) / 3M


AS568 Standard, Custom Size Accepted

3.Material Type: 

NBR / FKM / Silicone / EPDM / HNBR / ACM / Neoprene...etc.

4 Size: 

ID from 0.5MM to 1.5M and customize size was acceptable in different products

5.Products Application

Metallurgical, chemical, engineering, construction, mining, petroleum machinery


Black, white, red, green, or any customize


Temperature from -60° C to +220° C in different material

8.Factory Certificate

IATF 16949:2016, ISO9001, ISO14001 certificated

9.Product Certificate

KTW-W270/ Watermark/ LFGB / RoHs/REACH/FDA

Boman Rubber X Ring Advantages:

1. Enhanced Sealing Performance: X-rings have a unique cross-sectional design that provides better sealing efficiency compared to standard O-rings. The X-shaped cross-section allows for better distribution of pressure and creates multiple sealing points, reducing the risk of leaks.

2. Reduced Friction: The X-shaped design of the ring reduces friction and drag during reciprocating or dynamic movements, making X-rings suitable for applications with sliding or rotating motions. This can result in less wear and longer seal life.

3. Lower Friction Means Less Heat Generation: The reduced friction not only prolongs the life of the seal but also reduces heat generation during operation. This can be particularly advantageous in high-speed applications or those involving high-pressure fluids.

4. Higher Resistance to Extrusion: X-rings have a lower tendency to extrude under high-pressure conditions compared to standard O-rings. The multiple sealing points and increased contact area help prevent the ring from being forced into gaps or clearances in the mating components.

5. Wider Temperature and Chemical Compatibility: X-rings are often made from a variety of elastomeric materials, which can be selected based on the specific application's temperature range and chemical compatibility. This allows for greater flexibility in choosing the right material for the job.

6. Better Performance in Dynamic Applications: X-rings are particularly well-suited for dynamic applications, such as hydraulic cylinders, reciprocating pumps, and rotary shafts, where traditional O-rings might experience more wear and potential leakage.

Product Parameters:

Silicone X Ring

Silicone X Ring

Silicone X Ring

Silicone X Ring

Rubber X Ring Products Process Flow Chart:

steps The process flow Process flow name Machinery and equipment/measuring equipment features Special features symbols note
product product
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 /

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 / /

Silicone X RingSilicone X Ring

Rubber X Ring Applications:

1. Hydraulic Systems: X-rings are often used in hydraulic systems to seal various components, such as pistons and cylinders. Their ability to provide effective sealing under dynamic and high-pressure conditions makes them suitable for these applications.

2. Pneumatic Systems: Similar to hydraulic systems, pneumatic systems also use X-rings to seal pistons and cylinders. The reduced friction and enhanced sealing performance make X-rings ideal for maintaining efficient operations in pneumatic components.

3. Automotive Industry: X-rings are employed in various automotive applications, such as shock absorbers, brake systems, fuel injectors, and power steering systems. Their ability to handle both static and dynamic sealing conditions makes them useful in these applications.

4. Aerospace Industry: Aerospace applications require reliable sealing solutions in extreme conditions. X-rings are used in aircraft hydraulic systems, landing gear, and other critical components due to their durability and resistance to temperature fluctuations.

5. Industrial Machinery: X-rings are used in a wide range of industrial machinery, including pumps, compressors, and valves. Their ability to maintain a seal during reciprocating and rotating motions makes them valuable in these environments.

6. Oil and Gas Industry: X-rings are used in oil and gas equipment, such as drilling rigs and pipeline valves, to prevent leakage of fluids under high-pressure conditions. Their resistance to extrusion and ability to handle a variety of fluids are advantageous in this industry.

7. Medical Equipment: X-rings are found in medical devices and equipment where sealing is crucial to prevent contamination or leakage of fluids. They are used in applications such as infusion pumps and medical-grade machinery.

8. Food and Beverage Industry: X-rings are employed in food and beverage processing equipment, ensuring that the equipment remains sealed and contamination-free during the production process.

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