Abrasion resistance is critical for packing in fracturing pumps handling proppant-laden slurries. Sand particles at high velocities cause severe wear. Aramid fiber and reinforced packings offer superior abrasion resistance. Packing life in fracturing service may be measured in hours rather than days. Abrasion-resistant materials extend service intervals reducing maintenance frequency ... https://globalsealstech.com/product-category/oil-gas-seals/oil-free-lubricated-pump-seals/