Since 2009, SANPING SEAL has been serving the global engineering machinery industry with high-end sealing solutions. Headquartered in Guangdong, China, we specialize in oil seals and seal kits for excavators, loaders, bulldozers, motor graders, rollers, and other heavy equipment. Below are answers to the most common questions from our customers worldwide. 1. Who are we? […]

When an excavator’s hydraulic cylinder works under high temperature (above 100°C) for extended periods, standard oil seals often harden, crack, or lose elasticity, leading to oil leakage and equipment downtime. SANPING SEAL has launched its UNS Series oil seals – a solution specifically engineered to withstand continuous high-temperature operation up to 120°C while maintaining sealing pressure. Why […]

An IDI hydraulic rod seal is a U-ring type, single-acting rod seal designed specifically for hydraulic cylinder piston rods. It features a short internal sealing lip and an asymmetrical lip design, making it one of the most critical sealing components in any fluid power system . The primary function of an IDI seal is to […]

Product: UNS Series Excavator Oil Seal / Seal Kit Quantity: 800 pieces (including 12 different size specifications) Project Location: Quarry Operation, Mandalay, Myanmar Time: 2024 Project Story A medium-sized quarry operator in Mandalay, Myanmar, operates a fleet of 8 excavators and 5 wheel loaders, working 12-hour shifts, 6 days a week. The combination of high […]