Product Announcements:
Metal Ring Seals

Non-Circular seals also called shaped seals can be manufactured in O Ring, C Ring and spring energized C Ring. The cross-section can be produced from 0.89 to 12.7 mm.
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The minimum radius for each of the metal Ring types is given in the table below. Unlike other circular metal seals, Sonkit asks to provide an application datasheet and to provide a sketch or drawing. Read more...

Specializing in Metal Ring Seals, Sonkit presents high quality, cost-effective metal seals.

Metal V-ring is based on a metallic "V" substrate, designed to be applied in extreme working conditions. Metal V-Rings for internal Pressure or external Pressure are system pressure energized, they require low bolting load and have good spring back. Read more...

Discover Sonkit's Metal E-Ring (Metal W-Ring), designed for high springback and low load in extreme pressure and temperature conditions. These seals, pressure-energized by the system, minimize leakage and offer custom profiles for various applications. Available in multiple sizes and materials, they’re ideal for aerospace and industrial turbines. Contact us for more details or a qu... Read more...

The Metal Ring Seal is a kind of stainless steel hollow sealing ring, which is made by various precision processing and coated with different special material, which can meet the different application conditions . What is the metal ring seal? What is the sealing mechnism of the metal ring seal? Let’s take a look together. Read more...

Sonkit’s Spring Energized Metal C-Seal with gold plating delivers enhanced sealing performance, perfect for extreme conditions like high pressure, cryogenic environments, and high vacuum. This seal ensures minimal leakage and long-lasting reliability. Choose Sonkit for cost-effective, high-performance sealing solutions. Contact us today. Read more...

Sonkit’s Metal C-Ring has successfully passed a 210Mpa pressure test, demonstrating its exceptional high-pressure sealing capability. This spring-energized seal delivers outstanding performance under extreme conditions. Trust Sonkit’s high-performance seals for your most demanding applications. Contact us today for more information. Read more...

The Blade Metal C-Ring seal is a great option for applications requiring extremely low helium leak rates due to the significant contact stress that results in the seal track. Read more...

Explore Sonkit's cutting-edge Metal C-Rings, designed for precision and durability in high-pressure, high-temperature environments. See how our customized solutions, like the CA Metal U-Ring for liquid coke transfer pumps, ensure unmatched sealing performance. Backed by expert R&D, rigorous testing, and fast response times, Sonkit delivers top-tier products trusted by Fortune 500 com... Read more...

The Blade Metal C-Ring seal is a great option for applications requiring extremely low helium leak rates due to the significant contact stress that results in the seal track. Read more...

Sonkit introduces the CIPP-type Dual-stage metal sealing solution, developed in collaboration with CAIPP. This innovative seal addresses critical challenges in nuclear fusion tokamak devices, including extreme temperatures, ultra-high vacuum, and high-energy particle beam radiation exposure. Exceeding performance expectations while simplifying installation. Read more...