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JST’s advanced HNBR compound, designated by material code H3385 (HNBR85), is a premium elastomer specifically formulated for demanding rubber sealing applications. Renowned for its exceptional durability and chemical resistance, this material sets a high standard for reliability in critical environments. Key Properties & Certifications: NORSOK M-710 Compliance: Successfully passes...
In the world of sealing technology, choosing the right seal is critical for ensuring system reliability, safety, and performance. Among the many seal designs used in oilfield and industrial equipment, the T-Seal stands out for its excellent balance between compact design, high-pressure capability, and easy installation. What is a T-Seal? A T-Seal is a three-piece sealing assembly that ...
When standard seals fail under extreme pressure, temperature fluctuations, or corrosive chemicals, the search for a reliable solution begins. Among the high-performance options, Spring Energized ID Face Seals stand out for their unique design and robust performance. But what exactly are they, and what makes them so effective in the most demanding applications? Understanding the Spring ...
In industrial applications, sealing performance is critical to equipment stability, safety, and operational efficiency. Standard seals often fail under extreme conditions—such as intense pressure, wide temperature fluctuations, and harsh chemical exposure. That’s where JST Spring energized seal come in. Engineered with a unique composite structure and superior materials, they deli...
As semiconductor manufacturing advances towards more sophisticated processes, the operating environments have become extremely demanding—high temperatures, aggressive plasmas, corrosive chemical gases, and stringent purity requirements all place near-cruel challenges on sealing materials. JST has launched the Kalfluo® series of perfluoroelastomer (FFKM) sealing solutions, dedicated to me...
In the high-pressure environments of the oil and gas industry, there is a seemingly small yet critically important component—the seal. When it comes to completion equipment and drilling equipment, a phenomenon known as Rapid Gas Decompression (RGD) can have catastrophic effects on sealing systems. Today, we will delve into this specialized but crucial topic. What is Rapid Gas Decompre...
The Step seal is a preloaded combination seal, integrating a PTFE glide ring for dynamic sealing and an elastomeric O-ring for static sealing and energization. For optimal system performance, it is recommended to be used in conjunction with a double-lipped wiper seal. Characteristics and Benefits: Compact Groove Design: Minimizes the required installation space. Minimized Friction: Provides extrem...
JST Seals possesses comprehensive in-house capabilities to perform PR2 tests under stringent conditions, ensuring the reliability and performance of our sealing products. Our facility is equipped with advanced testing apparatus, including material abrasion testers, high- and low-temperature PR2/PR2F test systems, ultra-low temperature equipment using liquid nitrogen (-320.8°F / -196°C), and a rang...
In oil wellhead applications, sealing system failures are not an option. Environments characterized by extreme pressures (often exceeding 15,000 psi), aggressive sour gas (H₂S/CO₂), rapid temperature fluctuations, and constant vibration relentlessly test the limits of standard sealing solutions. Elastomeric seals can extrude, degrade, or harden, leading to catastrophic leaks, environmental hazards...
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