Oil Seal Failure in 3 Months? You Might Have Chosen the Wrong Pressure Rating Real-World Case: Two Seals, One Excavator, Very Different FatesEquipment: 20-ton excavator (arm cylinder)Conditions: Average 25MPa, peak 48MPa (bucket hitting rocks)Seal A (Standard)Seal B (Pulse-Resistant)Failure time: 89 hoursFailure time: 1,720 hoursFailure mode: Lip tearFailure mode: Normal wear
Read More