• March 22. 2022

The bonded seal is used in work-over and sand control operations. With the bonding of elastomer to a steel core, this serve to prevent excessive rubber compression under loading. JST manufactures a complete size-range of rubber-to-metal bonded seals. We use an exclusive two-phase manufacturing process to produce highly-reliable bonded seals capable of controlling either conventional wellbore fluid...

• September 12. 2025

Bonded Seal Test: Ensuring Reliable Sealing Performance. What is a Bonded Seal? Bonded seals are widely used in industries such as oil & gas . A bonded seal consists of a metallic with a vulcanized elastomer sealing. The combination of rigid support and flexible sealing ensures high pressure resistance and leak-tight performance. Key Tests for Bonded Seals To ensure performance, these seals un...

• January 06. 2026

In the high-stakes world of oil and gas extraction, where extremes of pressure, temperature, and chemical aggression are the daily norm, failure is not an option. At the heart of this relentless environment, a critical yet often overlooked component works silently to ensure integrity and safety: the bonded seal.   Unlike a standard O-ring or gasket, a bonded seal is a robust, integrated unit....