Testing protocols for downhole seals include pressure-temperature cycling, endurance testing, and combined load simulations. Autoclave exposure followed by functional testing verifies long-term performance under representative downhole conditions before field qualification. Future developments focus on self-healing elastomers and nanocomposite-enhanced compounds that repair micro-dam... https://globalsealstech.com/product-category/oil-gas-seals/downhole-completion-tools-seals/