Metal-energized hybrid seals for downhole tools Singapore combine PEEK or Elgiloy springs with elastomeric backups for bidirectional, fire-safe sealing in HPHT packers and valves. They resist galling and extrusion under extreme pressure. Singapore deepwater and ultra-HPHT completions depend on these advanced seals for critical barrier functions. https://globalsealstech.com/product-category/oil-gas-seals/downhole-completion-tools-seals/