JDF produces all kind model of Hitachi hydraulic cylinder of excavator.
Pls email me to contact more.
Gland: Made of forged high strength steel.
High precision machining.
Cushion sleeve: Multiple cushion design eliminate the impact and reduce the failure.
Nuts: Mount nuts for higher strength.
Piston: High pressure piston sealing material
Teflon or nylon seals
High precision machining maximize the consistency of parts.
Tube: Skived&burnished or vertical honing tube assures the concentricity and straightness.
Rod : Induction hardened prior to chrome plating enhances the surface hardness
Enhanced chrome plating improve corrosion resistence and anti-scratch performance.
Eye: Eyes are made of forged high strength steel improve cylinder not only in appearance but in mechanical performance.
Bushing :Hardened steel bushing or copper bushing.
Cap : Cap are made of forged high strength steel.
