Press fitting systems are widely used in modern plumbing, heating, cooling, and industrial piping installations. These systems use specially designed fittings and sealing elements to create reliable, leak-free pipe connections without welding or threading.
In press fitting systems, sealing components play a critical role in ensuring the integrity and durability of pipe connections. Elastomer sealing rings installed inside the fittings create a tight seal when the fitting is pressed onto the pipe using specialized tools.
These sealing solutions must maintain long-term performance under conditions such as water pressure, temperature fluctuations, vibration, and chemical exposure. Reliable sealing components help prevent leakage, reduce installation time, and improve the overall safety of piping systems.
Press fitting systems are commonly used in:
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Domestic water supply systems
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Heating and cooling installations
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Industrial piping systems
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Fire protection systems
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Commercial building infrastructure
High-quality sealing materials and precise manufacturing are essential to ensure safe and durable connections.
Sealing Products and Services Provided by FOLON.A
FOLON.A provides high-quality sealing components specifically designed for press fitting systems and pipe connection applications.
Our sealing solutions are widely used in stainless steel press fittings, copper fittings, and other pipe connection systems.
Products suitable for press fitting systems include:
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O-Rings – commonly used as sealing elements inside press fittings
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EPDM Sealing Rings – widely used in potable water systems
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NBR Sealing Rings – suitable for oil and industrial fluid applications
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Silicone Rubber Seals – ideal for high-temperature or sanitary applications
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Custom Molded Rubber Components – manufactured according to customer drawings or specifications
FOLON.A also supports custom sealing solutions for press fitting manufacturers. Our engineering team can assist customers in selecting the most appropriate sealing materials and optimizing sealing structures for different pipe systems.
With advanced molding technology and strict quality control, we ensure consistent product performance and dimensional accuracy.
Common Materials and Certification Requirements
Sealing components used in press fitting systems must meet strict requirements for durability, chemical resistance, and safety.
Common sealing materials include:
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EPDM (Ethylene Propylene Diene Monomer) – widely used in potable water systems due to its excellent resistance to hot water and aging
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NBR (Nitrile Rubber) – suitable for oil-based fluids and industrial piping systems
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Silicone Rubber – ideal for high-temperature and sanitary applications
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FKM (Fluorocarbon Rubber) – used in systems requiring high chemical resistance
FOLON.A provides material certificates and traceability documentation for all sealing materials.
Our manufacturing processes comply with internationally recognized standards including:
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ISO 9001 – Quality Management System
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IATF 16949 – Automotive Quality Standard
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GB/T 14001 – Environmental Management System
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GB/T 45001 – Occupational Health and Safety Management System
If specific industry certifications are required, FOLON.A can support customers in providing the necessary documentation and compliance testing.
Special Requirements for Sealing Products in Press Fitting Systems
Sealing products used in press fitting systems must meet strict technical requirements to ensure safe and reliable pipe connections.
Long-Term Leak Prevention
Sealing rings must maintain elasticity and compression over long service periods to ensure leak-free connections.
Resistance to Temperature and Water Pressure
Press fitting systems are often used in hot water, heating, and cooling systems. Sealing materials must maintain performance under varying temperatures and pressure levels.
High Dimensional Precision
The sealing rings used inside press fittings must be manufactured with precise tolerances to ensure proper fit and consistent sealing performance.
Compatibility with Drinking Water Systems
For potable water applications, sealing materials must meet strict hygiene and safety requirements.
FOLON.A utilizes precision rubber molding, advanced material formulation, and strict quality inspection processes to ensure all sealing components meet the required performance standards.
Advantages of FOLON.A
FOLON.A provides reliable sealing solutions for press fitting manufacturers and piping system suppliers worldwide.
Advanced Rubber Molding Capability
Our manufacturing facilities support high-precision rubber molding for sealing rings and custom components.
Wide Range of Sealing Materials
We offer multiple material options to meet different application requirements including water systems, industrial fluids, and high-temperature environments.
Custom Product Development
FOLON.A supports custom mold design and manufacturing, enabling the production of non-standard sealing products according to customer drawings or samples.
Strict Quality Management
Our certified quality management systems ensure stable product performance and consistent manufacturing quality.
Global Supply Capability
With efficient production and logistics support, FOLON.A can provide reliable delivery to customers worldwide.
FAQ – Sealing Solutions for Press Fitting Systems
What type of seals are used in press fittings?
Press fittings typically use elastomer O-rings or sealing rings installed inside the fitting to create a leak-proof connection when the fitting is pressed onto the pipe.
Which materials are commonly used for press fitting seals?
The most common materials include EPDM, NBR, silicone rubber, and FKM, depending on the working environment and fluid type.
Why is EPDM commonly used in water supply systems?
EPDM offers excellent resistance to hot water, aging, and environmental conditions, making it ideal for potable water and heating systems.
Can sealing rings be customized for press fitting systems?
Yes. Many sealing rings can be custom manufactured based on specific fitting designs, pipe standards, and application requirements.
How can leakage in press fitting systems be prevented?
Using high-quality sealing rings, ensuring correct installation, and selecting appropriate sealing materials are essential for preventing leakage.