Hebei Hankai replacing seals hydraulic cylinder



30x42x7 oil seal



One common type of oil seal is the lip seal, which features a flexible lip that makes contact with the rotating shaft to create a tight seal. Lip seals are often used in automotive engines, gearboxes, and industrial pumps due to their effectiveness in preventing oil leaks. Another popular option is the mechanical seal, which uses a rotating element to maintain constant contact with the shaft, ensuring a reliable seal even at high speeds and pressures.
20 30 7 oil seal

To prevent these issues, regular inspections of hydraulic hoses should be conducted. Operators should check for signs of wear, such as cracks or bulging, and replace hoses that show any signs of damage. The connections at both ends of the hose should also be examined for leaks and tightness to ensure there are no loose fittings that could lead to fluid loss.
hydraulic hose for excavator
