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O-Rings
How Coated O-Rings Helps You
Industrial Sealing Gaps
Where traditional O-rings fall short
- Frequent sticking, tearing, and failure during assembly.
- Adhesion issues with high-temperature plastics.
- No clear identification, leading to replacement errors..
- Reduced lifespan under harsh environments.
Uncoated O-rings create hidden costs and operational risks.
Why Failures Keep Happening?
The science behind sealing challenges
- Friction accelerates wear and causes installation issues.
- Standard O-rings lack resistance to chemicals and UV.
- Visual uniformity makes maintenance prone to errors..
- Environmental exposure shortens product shelf life..
Knowing the root cause helps industries move toward stronger solutions.
Kesaria’s Coated O-Rings
A smarter way to seal with strength and precision
PTFE coating reduces friction, sticking, and tearing.
Silicone or Viton® layers enhance chemical resistance.
Contrasting colors simplify maintenance and replacements.
Long shelf life ensures durability over years of use.
Kesaria brings innovation to a simple component, making it more reliable than ever.
The Kesaria Advantage
- Faster, error-free installation and assembly.
- Longer service life reduces maintenance costs..
- Visual clarity eliminates replacement mistakes.
- Dependable sealing across diverse applications.
The outcome is efficiency, savings, and peace of mind in every operation.
Coating Types Available
- PTFE coating adhered with NBR
- PTFE coating adhered with HNBR
- PTFE coating adhered with FKM
- PTFE coating adhered with EPDM
Coating Application Methods
Dry (powder) coatings – an inexpensive treatment commonly used for automated assembly equipment parts, reducing sticking and clumping.
How Coated O-Rings Helps You
Coated O-Rings solve problems that a standard, uncoated Oring often can’t: they reduce friction and installation force, protect against corrosion and chemical attack, extend component life, keep assemblies clean during automation, and use color to speed up identification on the line. For applications where a part moves, sticks, or is handled repeatedly during assembly, a coated O-Ring is frequently a more cost-effective fix than reformulating the O-Ring compound itself.
Easier, low-force installation: the PTFE coating provides outstanding release properties and extremely low insertion force, speeding up assembly.
Improved lubrication and reduced friction: coated rings have low frictional resistance, which matters most in dynamic (moving) applications.
Noise reduction: dampens vibration-driven noise in mechanical assemblies.
Longer service life: high resistance to weathering, chemicals, ozone, UV rays, high temperature, water, and oil extends the O-Ring's usable life.
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Driven by innovation and dedication to customer satisfaction, with enriched experience of more than 37 years.
100% Quality & Quantity – On Time & Every Time.
You have questions.
We have answers.
What are the benefits of PTFE-coated O-Rings?
PTFE-coated O-Rings reduce friction, allow easier and lower-force installation, and are available in multiple colors for faster visual identification during assembly.