HNBR elevates Well Service Pump Packing for sour gas and high-temp fracs to 150°C. Hydrogenation improves ozone and RGD resistance per NORSOK M-710. In 15,000 PSI quintuplex pumps, HNBR V-packs seal 3" plungers at 90 SPM. Zinc oxide fillers enhance modulus. In Bakken shale, they reduce leaks by 85%. Cost 2x NBR, but ROI from 300-hour life. CDI’s HNBR passes 1,500 PSI decompression. Id... https://globalsealstech.com/product-category/oil-gas-seals/high-pressure-water-pump-seals/